mc root source folder cleanup

mc/api/api.go

@@ -0,0 +1,313 @@
+package api
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type Servers struct {
+	ServicesHost string
+	SessionHost  string
+	ProfilesHost string
+}
+
+var DefaultServers = &Servers{
+	ServicesHost: "https://api.minecraftservices.com",
+	SessionHost:  "https://sessionserver.mojang.com",
+	ProfilesHost: "https://api.mojang.com",
+}
+
+type Account struct {
+	*Servers
+	Name string
+	Uuid uuid.UUID
+	Ygg  string
+}
+
+func (a *Account) doMcApiRequest(method string, url string, from any, to any) (err error) {
+	var b []byte
+	if method != "GET" {
+		b, err = json.Marshal(from)
+		if err != nil {
+			return
+		}
+	}
+
+	r, err := http.NewRequest(method, url, bytes.NewReader(b))
+	if err != nil {
+		return
+	}
+
+	r.Header.Set("Content-Type", "application/json")
+	r.Header.Set("Accept", "application/json")
+	r.Header.Set("x-xbl-contract-version", "1")
+	r.Header.Set("Authorization", "Bearer "+a.Ygg)
+
+	resp, err := http.DefaultClient.Do(r)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+
+	if !(resp.StatusCode >= 200 && resp.StatusCode <= 299) {
+		return fmt.Errorf("bad status code %v", resp.StatusCode)
+	}
+	b, err = io.ReadAll(resp.Body)
+	if err != nil {
+		return
+	}
+	err = json.Unmarshal(b, to)
+	if err != nil {
+		return
+	}
+	return
+}
+
+type PlayerKeys struct {
+	ExpiresAt time.Time `json:"expiresAt"`
+	KeyPair   struct {
+		PublicKey  string `json:"publicKey"`
+		PrivateKey string `json:"privateKey"`
+	} `json:"keyPair"`
+	PublicKeySignature   string    `json:"publicKeySignature"`
+	PublicKeySignatureV2 string    `json:"publicKeySignatureV2"`
+	RefreshedAfter       time.Time `json:"refreshedAfter"`
+}
+
+func (a *Account) FetchKeys() (keys PlayerKeys, err error) {
+	err = a.doMcApiRequest("POST", a.ServicesHost+"/player/certificates", nil, &keys)
+	return
+}
+
+func (a *Account) JoinServer(serverId string) (err error) {
+	body, err := json.Marshal(struct {
+		AccessToken     string `json:"accessToken"`
+		SelectedProfile string `json:"selectedProfile"`
+		ServerId        string `json:"serverId"`
+	}{
+		AccessToken:     a.Ygg,
+		SelectedProfile: strings.ReplaceAll(a.Uuid.String(), "-", ""),
+		ServerId:        serverId,
+	})
+	if err != nil {
+		return
+	}
+	resp, err := http.Post(a.SessionHost+"/session/minecraft/join", "application/json", bytes.NewReader(body))
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != 204 {
+		body, err = io.ReadAll(resp.Body)
+		if err != nil {
+			return
+		}
+		err = fmt.Errorf("bad client code %v body %v", resp.StatusCode, string(body))
+		return
+	}
+	return
+}
+
+type NameChangResp struct {
+	ChangedAt         string `json:"changedAt"`
+	CreatedAt         string `json:"createdAt"`
+	NameChangeAllowed bool   `json:"nameChangeAllowed"`
+}
+
+func (a *Account) NameChangeInfo() (r NameChangResp, err error) {
+	err = a.doMcApiRequest("GET", a.ServicesHost+"/minecraft/profile/namechange", nil, &r)
+	return
+}
+
+// PlayerProfile represents the player's profile information
+type PlayerProfile struct {
+	ID    string `json:"id"`
+	Name  string `json:"name"`
+	Skins []struct {
+		ID      string `json:"id"`
+		State   string `json:"state"`
+		URL     string `json:"url"`
+		Variant string `json:"variant"`
+	} `json:"skins"`
+	Capes []struct {
+		ID    string `json:"id"`
+		State string `json:"state"`
+		URL   string `json:"url"`
+		Alias string `json:"alias"`
+	} `json:"capes"`
+}
+
+// QueryProfile queries the player's profile
+func (a *Account) QueryProfile() (profile PlayerProfile, err error) {
+	err = a.doMcApiRequest("GET", a.ServicesHost+"/minecraft/profile", nil, &profile)
+	return
+}
+
+// PlayerAttributes represents the player's attributes
+type PlayerAttributes struct {
+	Privileges struct {
+		OnlineChat struct {
+			Enabled bool `json:"enabled"`
+		} `json:"onlineChat"`
+		MultiplayerServer struct {
+			Enabled bool `json:"enabled"`
+		} `json:"multiplayerServer"`
+		MultiplayerRealms struct {
+			Enabled bool `json:"enabled"`
+		} `json:"multiplayerRealms"`
+		Telemetry struct {
+			Enabled bool `json:"enabled"`
+		} `json:"telemetry"`
+		OptionalTelemetry struct {
+			Enabled bool `json:"enabled"`
+		} `json:"optionalTelemetry"`
+	} `json:"privileges"`
+	ProfanityFilterPreferences struct {
+		ProfanityFilterOn bool `json:"profanityFilterOn"`
+	} `json:"profanityFilterPreferences"`
+	BanStatus struct {
+		BannedScopes map[string]struct {
+			BanID         string `json:"banId"`
+			Expires       string `json:"expires,omitempty"`
+			Reason        string `json:"reason"`
+			ReasonMessage string `json:"reasonMessage"`
+		} `json:"bannedScopes"`
+	} `json:"banStatus"`
+}
+
+// QueryAttributes queries the player's attributes
+func (a *Account) QueryAttributes() (attrs PlayerAttributes, err error) {
+	err = a.doMcApiRequest("GET", a.ServicesHost+"/player/attributes", nil, &attrs)
+	return
+}
+
+// ModifyAttributesRequest represents the request to modify player attributes
+type ModifyAttributesRequest struct {
+	ProfanityFilterPreferences struct {
+		ProfanityFilterOn bool `json:"profanityFilterOn"`
+	} `json:"profanityFilterPreferences"`
+}
+
+// ModifyAttributes modifies the player's attributes
+func (a *Account) ModifyAttributes(req ModifyAttributesRequest) (attrs PlayerAttributes, err error) {
+	err = a.doMcApiRequest("POST", a.ServicesHost+"/player/attributes", req, &attrs)
+	return
+}
+
+// BlockedUsers represents the list of blocked users
+type BlockedUsers struct {
+	BlockedProfiles []string `json:"blockedProfiles"`
+}
+
+// GetBlocklist gets the list of blocked users
+func (a *Account) GetBlocklist() (blocklist BlockedUsers, err error) {
+	err = a.doMcApiRequest("GET", a.ServicesHost+"/privacy/blocklist", nil, &blocklist)
+	return
+}
+
+type NameAvailability struct {
+	Status string `json:"status"` // DUPLICATE, AVAILABLE, NOT_ALLOWED
+}
+
+// CheckNameAvailability checks if a name is available
+func (a *Account) CheckNameAvailability(name string) (avail NameAvailability, err error) {
+	err = a.doMcApiRequest("GET", a.ServicesHost+"/minecraft/profile/name/"+name+"/available", nil, &avail)
+	return
+}
+
+// ChangeName changes the player's name
+func (a *Account) ChangeName(newName string) (profile PlayerProfile, err error) {
+	err = a.doMcApiRequest("PUT", a.ServicesHost+"/minecraft/profile/name/"+newName, nil, &profile)
+	return
+}
+
+// ChangeSkinRequest represents the request to change skin
+type ChangeSkinRequest struct {
+	Variant string `json:"variant"` // "classic" or "slim"
+	URL     string `json:"url"`
+}
+
+// ChangeSkin changes the player's skin
+func (a *Account) ChangeSkin(req ChangeSkinRequest) (profile PlayerProfile, err error) {
+	err = a.doMcApiRequest("POST", a.ServicesHost+"/minecraft/profile/skins", req, &profile)
+	return
+}
+
+// ResetSkin resets the player's skin to default
+func (a *Account) ResetSkin() (profile PlayerProfile, err error) {
+	err = a.doMcApiRequest("DELETE", a.ServicesHost+"/minecraft/profile/skins/active", nil, &profile)
+	return
+}
+
+// HideCape hides the player's active cape
+func (a *Account) HideCape() (profile PlayerProfile, err error) {
+	err = a.doMcApiRequest("DELETE", a.ServicesHost+"/minecraft/profile/capes/active", nil, &profile)
+	return
+}
+
+// ShowCapeRequest represents the request to show a cape
+type ShowCapeRequest struct {
+	CapeID string `json:"capeId"`
+}
+
+// ShowCape shows a specific cape
+func (a *Account) ShowCape(capeID string) (profile PlayerProfile, err error) {
+	req := ShowCapeRequest{CapeID: capeID}
+	err = a.doMcApiRequest("PUT", a.ServicesHost+"/minecraft/profile/capes/active", req, &profile)
+	return
+}
+
+// CheckGiftCodeValidity checks if a gift code is valid
+func (a *Account) CheckGiftCodeValidity(giftCode string) (valid bool, err error) {
+	url := a.ServicesHost + "/productvoucher/" + giftCode
+	r, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		return
+	}
+
+	r.Header.Set("Authorization", "Bearer "+a.Ygg)
+
+	resp, err := http.DefaultClient.Do(r)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+
+	// Returns HTTP 200 or 204 if valid, 404 if invalid
+	if resp.StatusCode == 200 || resp.StatusCode == 204 {
+		valid = true
+		return
+	}
+	return
+}
+
+func NewAccountFromYGG(ygg string) (a *Account, err error) {
+	a = &Account{
+		Ygg:     ygg,
+		Servers: DefaultServers,
+	}
+	p, err := a.QueryProfile()
+	if err != nil {
+		return
+	}
+	a.Name = p.Name
+	a.Uuid, err = uuid.Parse(strings.ReplaceAll(p.ID, "-", ""))
+	return
+}
+
+func NewAccount(name string, uuid uuid.UUID, ygg string) (a *Account) {
+	return &Account{
+		Name:    name,
+		Uuid:    uuid,
+		Ygg:     ygg,
+		Servers: DefaultServers,
+	}
+}

mc/api/offline.go

@@ -0,0 +1,12 @@
+package api
+
+import (
+	"github.com/admin-else/strom/mc/crypto"
+)
+
+func NewOfflineAccount(name string) *Account {
+	return &Account{
+		Name: name,
+		Uuid: crypto.FromOfflinePlayer(name),
+	}
+}

mc/api/unauthenticated.go

@@ -0,0 +1,130 @@
+package api
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+)
+
+func BlockedServers() (s []string, err error) {
+	resp, err := http.Get("https://sessionserver.mojang.com/blockedservers")
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	d, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return
+	}
+	s = strings.Split(string(d), "\n")
+	return
+}
+
+type ProfileProperty struct {
+	Name      string `json:"name"`
+	Signature string `json:"signature,omitempty"`
+	Value     string `json:"value"`
+}
+
+type ProfileResp struct {
+	Id         string            `json:"id"`
+	Name       string            `json:"name"`
+	Legacy     bool              `json:"legacy"`
+	Properties []ProfileProperty `json:"properties"`
+}
+
+func HasJoined(name, server, ip string) (p ProfileResp, err error) {
+	url := "https://sessionserver.mojang.com/session/minecraft/hasJoined?username=" + name + "&serverId=" + server
+	if ip != "" {
+		url += "&ip=" + ip
+	}
+	resp, err := http.Get(url)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != 200 {
+		err = fmt.Errorf("bad status code %v", resp.StatusCode)
+		return
+	}
+	err = json.NewDecoder(resp.Body).Decode(&p)
+	return
+}
+
+type MojangPublicKeysResp struct {
+	ProfilePropertyKeys   []string `json:"profilePropertyKeys"`
+	PlayerCertificateKeys []string `json:"playerCertificateKeys"`
+
+	// AuthenticationKeys are undocumented by wiki.vg but they exist as of the time of writing so ill include them
+	AuthenticationKeys []string `json:"authenticationKeys"`
+}
+
+func MojangPublicKeys() (keys MojangPublicKeysResp, err error) {
+	resp, err := http.Get("https://sessionserver.mojang.com/session/minecraft/profile/public_key_by_token")
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&keys)
+	return
+}
+
+func Profile(id string, unsinged bool) (p ProfileResp, err error) {
+	url := "https://sessionserver.mojang.com/session/minecraft/profile/" + id
+	if !unsinged {
+		url += "?unsigned=false"
+	}
+	resp, err := http.Get(url)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&p)
+	return
+}
+
+type IdName struct {
+	Id   string `json:"id"`
+	Name string `json:"name"`
+}
+
+func NameToId(name string) (idName IdName, err error) {
+	// may also use these:
+	//https://api.mojang.com/users/profiles/minecraft/<player name>
+	//https://api.minecraftservices.com/minecraft/profile/lookup/name/<player name>
+	//https://api.mojang.com/minecraft/profile/lookup/name/<player name>
+	resp, err := http.Get("https://api.minecraftservices.com/minecraft/profile/lookup/name/" + name)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&idName)
+	return
+}
+
+func NameToIdBulk(names []string) (idNames []IdName, err error) {
+	b := bytes.NewBuffer(nil)
+	err = json.NewEncoder(b).Encode(names)
+	if err != nil {
+		return
+	}
+	// may also use these:
+	//https://api.mojang.com/profiles/minecraft
+	//https://api.minecraftservices.com/minecraft/profile/lookup/bulk/byname
+	//https://api.mojang.com/minecraft/profile/lookup/bulk/byname
+	r, err := http.NewRequest("POST", "https://api.minecraftservices.com/minecraft/profile/lookup/bulk/byname", b)
+	if err != nil {
+		return
+	}
+	r.Header.Set("Content-Type", "application/json")
+	resp, err := http.DefaultClient.Do(r)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&idNames)
+	return
+}

mc/client/client.go

@@ -0,0 +1,43 @@
+package client
+
+import (
+	"context"
+	"net"
+
+	"github.com/admin-else/strom/mc/proto"
+	"github.com/admin-else/strom/mc/proto_base"
+)
+
+// Connect connects to the given address note that it does not resolve the SRV records it's just a raw net.Dial
+// You must close the connection when you're done with it
+func Connect(addr string) (ret *proto.Conn, err error) {
+	s, err := Status(addr)
+	if err != nil {
+		return
+	}
+	ret, err = ConnectVersionLess(addr)
+	if err != nil {
+		return
+	}
+	err = ret.SetProtocolVersion(s.Version.Protocol)
+	return
+}
+
+func ConnectVersionLess(addr string) (ret *proto.Conn, err error) {
+	return ConnectVersionLessCtx(context.Background(), addr)
+}
+
+// ConnectVersionLess connects to the given address without setting the version you should set it
+// when using this function.
+// You must close the connection when you're done with it
+func ConnectVersionLessCtx(ctx context.Context, addr string) (ret *proto.Conn, err error) {
+	ret = proto.NewConnCtx(ctx)
+	ret.Actor = proto_base.Client
+	ret.Conn, err = (&net.Dialer{}).DialContext(ctx, "tcp", addr)
+	if err != nil {
+		return
+	}
+	ret.R = ret.Conn
+	ret.W = ret.Conn
+	return
+}

mc/client/config_ignorer.go

@@ -0,0 +1,63 @@
+package client
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/admin-else/strom/mc/event"
+	"github.com/admin-else/strom/mc/proto"
+	"github.com/admin-else/strom/mc/proto_base"
+	"github.com/admin-else/strom/mc/proto_generated/v1_21_8"
+)
+
+type ConfigIgnorer struct {
+	*proto.Conn
+}
+
+func (c *ConfigIgnorer) OnStart() (err error) {
+	return
+}
+
+func (c *ConfigIgnorer) Default(e event.Anything) (err error) {
+	c.Log.Debug("Config ignorer", "packet", fmt.Sprintf("%#v", e))
+	return
+}
+
+func (c *ConfigIgnorer) OnKnownPacks(packet *v1_21_8.ConfigurationToClientPacketCommonSelectKnownPacks) (err error) {
+	return c.Send(&v1_21_8.ConfigurationToServerPacketCommonSelectKnownPacks{Packs: packet.Packs})
+}
+
+func (c *ConfigIgnorer) OnFinish(_ *v1_21_8.ConfigurationToClientPacketFinishConfiguration) (err error) {
+	err = c.Send(&v1_21_8.ConfigurationToServerPacketFinishConfiguration{})
+	if err != nil {
+		return
+	}
+	c.SetState(proto_base.Play)
+	err = event.HandlerDoneErr{}
+	return
+}
+
+func (c *ConfigIgnorer) OnPing(packet *v1_21_8.ConfigurationToClientPacketPing) (err error) {
+	err = c.Send(&v1_21_8.ConfigurationToServerPacketPong{Id: packet.Id})
+	return
+}
+
+func (c *ConfigIgnorer) OnKeepAlive(packet *v1_21_8.ConfigurationToClientPacketKeepAlive) (err error) {
+	err = c.Send(&v1_21_8.ConfigurationToServerPacketKeepAlive{KeepAliveId: packet.KeepAliveId})
+	return
+}
+
+func IgnoreConfig(c *proto.Conn) (err error) {
+	ci := &ConfigIgnorer{c}
+	ci.RegisterCritical(ci.Default)
+	ci.RegisterUntilLatest(ci.OnKnownPacks)
+	ci.RegisterUntilLatest(ci.OnFinish)
+	ci.RegisterUntilLatest(ci.OnPing)
+	ci.RegisterUntilLatest(ci.OnKeepAlive)
+
+	err = ci.StartConn()
+	if err != nil {
+		err = errors.Join(err, errors.New("failed to ignore config"))
+	}
+	return
+}

mc/client/dns.go

@@ -0,0 +1,126 @@
+package client
+
+import (
+	"context"
+	"errors"
+	"net"
+	"strconv"
+	"strings"
+	"time"
+)
+
+type DNSCheckFunc func(addr string) error
+
+// DoDns resolves a DNS name to an IP address
+// It should resolve a minecraft compatible address into something net.Dial
+func DoDns(in string) (out string, host string, portN uint16, err error) {
+	return DoDNSChecked(in, nil)
+}
+
+// DoDNSChecked resolves a DNS name to an IP address
+// It should resolve a minecraft compatible address into something net.Dial
+// It also optionally accepts a function to "check" the address
+func DoDNSChecked(in string, f DNSCheckFunc) (connectTo string, host string, portN uint16, err error) {
+	// https://mcsrc.dev/1/26.1-pre-1/net/minecraft/client/multiplayer/resolver/ServerAddress#L34
+	host, port, err := net.SplitHostPort(in)
+	if err != nil {
+		var addrErr *net.AddrError
+		if errors.As(err, &addrErr) && addrErr.Err == "missing port in address" {
+			err = nil
+			host = in
+			port = "25565"
+		} else {
+			return
+		}
+	}
+	porti, err := strconv.Atoi(port)
+	if err != nil {
+		return
+	}
+	if f == nil {
+		f = func(addr string) error { return nil }
+	}
+
+	err = f(host)
+	if err != nil {
+		return
+	}
+	portN = uint16(porti)
+	outIP, err := net.ResolveIPAddr("ip", host)
+	if err != nil {
+		return
+	}
+	err = f(outIP.String())
+	if err != nil {
+		return
+	}
+	connectTo = outIP.String() + ":" + port
+	if portN != 25565 {
+		return
+	}
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second) // otherwise this takes 10+ seconds
+	defer cancel()
+
+	r := &net.Resolver{}
+
+	_, srvs, _ := r.LookupSRV(ctx, "minecraft", "tcp", host)
+	if len(srvs) == 0 {
+
+		return
+	}
+	host = strings.TrimSuffix(srvs[0].Target, ".")
+	portN = srvs[0].Port
+	outIP, err = net.ResolveIPAddr("ip", host)
+	if err != nil {
+		return
+	}
+	err = f(outIP.String())
+	if err != nil {
+		return
+	}
+	connectTo = outIP.String() + ":" + port
+	return
+}
+
+// DoDnsSimple resolves a DNS name to an IP address
+// It should resolve a minecraft compatible address into something net.Dial
+// It does not check the address
+func DoDnsSimple(in string) (out string, err error) {
+	host, port, err := net.SplitHostPort(in)
+	if err != nil {
+		var addrErr *net.AddrError
+		if errors.As(err, &addrErr) && addrErr.Err == "missing port in address" {
+			err = nil
+			host = in
+			port = "25565"
+		} else {
+			return
+		}
+	}
+	porti, err := strconv.Atoi(port)
+	if err != nil {
+		return
+	}
+	portN := uint16(porti)
+	_, err = net.ResolveIPAddr("ip", host)
+	if err != nil {
+		return
+	}
+	out = host + ":" + strconv.Itoa(int(portN))
+	if portN != 25565 {
+		return
+	}
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second) // otherwise this takes 10+ seconds
+	defer cancel()
+
+	r := &net.Resolver{}
+
+	_, srvs, _ := r.LookupSRV(ctx, "minecraft", "tcp", host)
+	if len(srvs) == 0 {
+		return
+	}
+	host = strings.TrimSuffix(srvs[0].Target, ".")
+	portN = srvs[0].Port
+	out = host + ":" + strconv.Itoa(int(portN))
+	return
+}

mc/client/dns_test.go

@@ -0,0 +1,27 @@
+package client
+
+import "testing"
+
+func TestDoDNS(t *testing.T) {
+	type Case struct {
+		Input string
+		Host  string
+		portN uint16
+	}
+	cases := []Case{
+		{"localhost", "localhost", 25565},
+		{"play.hypixel.net", "play.hypixel.net", 25565},
+		{"1f2d.net", "tcpshield.1f2d.net", 25565},
+	}
+	for _, c := range cases {
+		t.Logf("Testing %s", c.Input)
+		_, host, portN, err := DoDns(c.Input)
+		if err != nil {
+			t.Error(err)
+			continue
+		}
+		if host != c.Host || portN != c.portN {
+			t.Errorf("expected %s:%d, got %s:%d", c.Host, c.portN, host, portN)
+		}
+	}
+}

mc/client/handshake_packet.go

@@ -0,0 +1,31 @@
+package client
+
+import (
+	"net"
+	"strconv"
+
+	"github.com/admin-else/strom/mc/proto"
+	"github.com/admin-else/strom/mc/proto_base"
+	"github.com/admin-else/strom/mc/proto_generated/v1_21_8"
+)
+
+func MakeHandshakePacket(c *proto.Conn, nextState proto_base.State) (p *v1_21_8.HandshakingToServerPacketSetProtocol, err error) {
+	return MakeHandshakePacketAddr(c, nextState, c.RemoteAddr().String())
+}
+
+// MakeHandshakePacketAddr gets a custom addr
+func MakeHandshakePacketAddr(s *proto.Conn, nextState proto_base.State, addr string) (p *v1_21_8.HandshakingToServerPacketSetProtocol, err error) {
+	p = &v1_21_8.HandshakingToServerPacketSetProtocol{NextState: int32(nextState), ProtocolVersion: s.ProtocolVersion}
+	var portStr string
+	p.ServerHost, portStr, err = net.SplitHostPort(addr)
+	if err != nil {
+		return
+	}
+	var portUint uint64
+	portUint, err = strconv.ParseUint(portStr, 10, 16)
+	if err != nil {
+		return
+	}
+	p.ServerPort = uint16(portUint)
+	return
+}

mc/client/login.go

@@ -0,0 +1,178 @@
+package client
+
+import (
+	"crypto/rand"
+	"crypto/rsa"
+	"crypto/x509"
+	"encoding/json"
+	"errors"
+
+	"github.com/admin-else/strom/mc/api"
+	"github.com/admin-else/strom/mc/crypto"
+	"github.com/admin-else/strom/mc/event"
+	"github.com/admin-else/strom/mc/proto"
+	"github.com/admin-else/strom/mc/proto_base"
+	"github.com/admin-else/strom/mc/proto_generated/v1_21_8"
+	"github.com/admin-else/strom/mc/text"
+)
+
+type LoginClient struct {
+	*proto.Conn
+	Account    *api.Account
+	ServerHost string
+	ServerPort uint16
+
+	GivenAccount *v1_21_8.LoginToClientPacketSuccess
+}
+
+var (
+	NoTokenErr          = errors.New("the account has no token so we cant join online servers")
+	BadPublicKeyTypeErr = errors.New("the public key is not rsa")
+	FailedToLoginErr    = errors.New("failed to login")
+)
+
+type KickedDuringLoginErr struct {
+	text.Component
+}
+
+func (k KickedDuringLoginErr) Error() string {
+	return k.String()
+}
+
+func (s *LoginClient) OnDefault(event event.Unhandled) (err error) {
+	if _, ok := event.Val.(proto_base.EncodeDecodeAble); !ok {
+		return
+	}
+	s.Log.Warn("unexpected packet during login client", "packet", event.Val)
+	return
+}
+
+func (s *LoginClient) OnClose(_ event.Close) (err error) {
+	return
+}
+
+func (s *LoginClient) OnCompress(compress *v1_21_8.LoginToClientPacketCompress) (err error) {
+	s.SetCompressionThreshold(compress.Threshold)
+	return
+}
+
+func (s *LoginClient) OnEncrypt(packet *v1_21_8.LoginToClientPacketEncryptionBegin) (err error) {
+	sharedSecret := make([]byte, 16)
+	_, _ = rand.Read(sharedSecret) //never fails
+
+	if packet.ShouldAuthenticate {
+		if s.Account.Ygg == "" {
+			err = NoTokenErr
+			return
+		}
+		serverId := crypto.AuthDigest([]byte(packet.ServerId), sharedSecret, packet.PublicKey)
+		err = s.Account.JoinServer(serverId)
+		if err != nil {
+			return
+		}
+	}
+
+	pubAny, err := x509.ParsePKIXPublicKey(packet.PublicKey)
+	if err != nil {
+		return
+	}
+	pub, ok := pubAny.(*rsa.PublicKey)
+	if !ok {
+		err = BadPublicKeyTypeErr
+		return
+	}
+	verifyTokenEnc, err := rsa.EncryptPKCS1v15(rand.Reader, pub, packet.VerifyToken)
+	if err != nil {
+		return
+	}
+
+	sharedSecretEnc, err := rsa.EncryptPKCS1v15(rand.Reader, pub, sharedSecret)
+	if err != nil {
+		return
+	}
+	err = s.Send(&v1_21_8.LoginToServerPacketEncryptionBegin{SharedSecret: sharedSecretEnc, VerifyToken: verifyTokenEnc})
+	if err != nil {
+		return
+	}
+	err = s.SetSecret(sharedSecret)
+	return
+
+}
+
+func (s *LoginClient) OnDisconnect(packet *v1_21_8.LoginToClientPacketDisconnect) (err error) {
+	var reason text.Component
+	err = json.Unmarshal([]byte(packet.Reason), &reason)
+	if err != nil {
+		return
+	}
+	err = KickedDuringLoginErr{reason}
+	return
+}
+
+func (s *LoginClient) OnSuccess(success *v1_21_8.LoginToClientPacketSuccess) (err error) {
+	s.GivenAccount = success
+	err = s.Send(&v1_21_8.LoginToServerPacketLoginAcknowledged{})
+	if err != nil {
+		return
+	}
+	s.SetState(proto_base.Configuration)
+	err = event.HandlerDoneErr{}
+	return
+}
+
+func (s *LoginClient) OnStart() (err error) {
+	return
+}
+
+func LoginRaw(c *proto.Conn, account *api.Account) (err error) {
+	lc := &LoginClient{
+		Conn:    c,
+		Account: account,
+	}
+	lc.RegisterCritical(lc.OnDefault)
+	lc.RegisterCritical(lc.OnClose)
+	lc.RegisterCriticalUntilLatest(lc.OnCompress)
+	lc.RegisterCriticalUntilLatest(lc.OnEncrypt)
+	lc.RegisterCriticalUntilLatest(lc.OnDisconnect)
+	lc.RegisterCriticalUntilLatest(lc.OnSuccess)
+
+	p, err := MakeHandshakePacket(lc.Conn, proto_base.Login)
+	if err != nil {
+		return
+	}
+
+	err = lc.Send(p)
+	if err != nil {
+		return
+	}
+	lc.SetState(proto_base.Login)
+	err = lc.Send(&v1_21_8.LoginToServerPacketLoginStart{Username: lc.Account.Name, PlayerUUID: lc.Account.Uuid})
+
+	err = lc.StartConn()
+	if err != nil {
+		err = errors.Join(FailedToLoginErr, err)
+	}
+	return
+}
+
+func LoginNoSrv(connectTo string, account *api.Account) (c *proto.Conn, err error) {
+	c, err = Connect(connectTo)
+	if err != nil {
+		return
+	}
+	err = LoginRaw(c, account)
+	return
+}
+
+func Login(connectTo string, account *api.Account) (c *proto.Conn, err error) {
+	connectTo, err = DoDnsSimple(connectTo)
+	if err != nil {
+		return
+	}
+	c, err = Connect(connectTo)
+	if err != nil {
+		return
+	}
+	err = LoginRaw(c, account)
+	return
+}

mc/client/status.go

@@ -0,0 +1,90 @@
+package client
+
+import (
+	"context"
+	"encoding/json"
+	"time"
+
+	"github.com/admin-else/strom/mc/event"
+	"github.com/admin-else/strom/mc/proto"
+	"github.com/admin-else/strom/mc/proto_base"
+	"github.com/admin-else/strom/mc/proto_generated/v1_21_8"
+	"github.com/admin-else/strom/mc/server"
+)
+
+type StatusClient struct {
+	*proto.Conn
+	Status                        string
+	PingSendTime, PingReceiveTime time.Time
+	DoPingRoundTripTime           bool
+}
+
+func (s *StatusClient) OnStatus(p *v1_21_8.StatusToClientPacketServerInfo) (err error) {
+	s.Status = p.Response
+	s.PingSendTime = time.Now()
+	if s.DoPingRoundTripTime {
+		err = s.Send(&v1_21_8.StatusToServerPacketPing{Time: s.PingSendTime.UnixMilli()})
+	} else {
+		err = event.HandlerDoneErr{}
+	}
+	return
+}
+
+func (s *StatusClient) OnPong(p *v1_21_8.StatusToClientPacketPing) (err error) {
+	s.PingReceiveTime = time.Now()
+	err = event.HandlerDoneErr{}
+	return
+}
+
+// StatusRaw returns a StatusClient that is not connected to a server.
+// So ignore the resource leak warning. And maybe attach a warn ignore comment.
+// It does not resolve SRV records.
+func StatusRaw(ctx context.Context, addr string) (s *StatusClient, err error) {
+	c, err := ConnectVersionLess(addr)
+	if err != nil {
+		return
+	}
+	defer c.Close()
+	err = c.SetVersion("1.21.8")
+	if err != nil {
+		return
+	}
+	s = &StatusClient{
+		Conn: c,
+	}
+	s.RegisterCriticalUntilLatest(s.OnStatus)
+	s.RegisterCriticalUntilLatest(s.OnPong)
+
+	p, err := MakeHandshakePacketAddr(s.Conn, proto_base.Status, addr)
+	if err != nil {
+		return
+	}
+	err = s.Send(p)
+	if err != nil {
+		return
+	}
+	s.SetState(proto_base.Status)
+	err = s.Send(&v1_21_8.StatusToServerPacketPingStart{})
+
+	err = s.StartConn()
+	return
+}
+
+// StatusNoDns is like Status but does not resolve SRV records.
+func StatusNoDns(addr string) (status server.StatusResponse, err error) {
+	s, err := StatusRaw(context.Background(), addr)
+	if err != nil {
+		return
+	}
+	err = json.Unmarshal([]byte(s.Status), &status)
+	return
+}
+
+// Status resolves the status of the minecraft server at the given address.
+func Status(addr string) (status server.StatusResponse, err error) {
+	addr, err = DoDnsSimple(addr)
+	if err != nil {
+		return
+	}
+	return StatusNoDns(addr)
+}

mc/crypto/auth_digest.go

@@ -0,0 +1,40 @@
+package crypto
+
+import (
+	"crypto/sha1"
+	"encoding/hex"
+	"strings"
+)
+
+func twosComplement(p []byte) []byte {
+	carry := true
+	for i := len(p) - 1; i >= 0; i-- {
+		p[i] = byte(^p[i])
+		if carry {
+			carry = p[i] == 0xff
+			p[i]++
+		}
+	}
+	return p
+}
+
+// AuthDigest stolen from https://gist.github.com/toqueteos/5372776
+func AuthDigest(elems ...[]byte) string {
+	h := sha1.New()
+	for _, elem := range elems {
+		h.Write(elem)
+	}
+	hash := h.Sum(nil)
+
+	negative := (hash[0] & 0x80) == 0x80
+	if negative {
+		hash = twosComplement(hash)
+	}
+
+	res := strings.TrimLeft(hex.EncodeToString(hash), "0")
+	if negative {
+		res = "-" + res
+	}
+
+	return res
+}

mc/crypto/cfb8.go

@@ -0,0 +1,165 @@
+package crypto
+
+// https://github.com/Tnze/go-mc/blob/master/net/CFB8/cfb8.go
+// Package CFB8 implements CFB8 block cipher mode of operation used by Minecraft protocol.
+
+// MIT License
+//
+//Copyright (c) 2019 Tnze
+//
+//Permission is hereby granted, free of charge, to any person obtaining a copy
+//of this software and associated documentation files (the "Software"), to deal
+//in the Software without restriction, including without limitation the rights
+//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+//copies of the Software, and to permit persons to whom the Software is
+//furnished to do so, subject to the following conditions:
+//
+//The above copyright notice and this permission notice shall be included in all
+//copies or substantial portions of the Software.
+//
+//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+//SOFTWARE.
+
+import (
+	"crypto/cipher"
+	"crypto/subtle"
+	"sync"
+	"unsafe"
+)
+
+type CFB8 struct {
+	c         cipher.Block
+	blockSize int
+	ivPos     int
+	iv        []byte
+	de        bool
+	mutex     sync.Mutex
+}
+
+func NewCFB8Decrypt(c cipher.Block, iv []byte) *CFB8 {
+	return newCFB8(c, iv, true)
+}
+
+func NewCFB8Encrypt(c cipher.Block, iv []byte) *CFB8 {
+	return newCFB8(c, iv, false)
+}
+
+func newCFB8(c cipher.Block, iv []byte, de bool) *CFB8 {
+	cp := make([]byte, len(iv)*3)
+	copy(cp, iv)
+	return &CFB8{
+		c:         c,
+		blockSize: c.BlockSize(),
+		iv:        cp,
+		de:        de,
+	}
+}
+
+func (cf *CFB8) XORKeyStream(dst, src []byte) {
+	cf.mutex.Lock()
+	defer cf.mutex.Unlock()
+	if len(src) == 0 {
+		return
+	}
+	if len(dst) < len(src) {
+		panic("cfb8: output smaller than input")
+	}
+
+	// If dst and src does not overlap in first block size,
+	// and the length of src is greater than 2*blockSize,
+	// we can use an optimized implementation.
+	if len(src) > cf.blockSize<<1 &&
+		(uintptr(unsafe.Pointer(&dst[0]))+uintptr(cf.blockSize) <= uintptr(unsafe.Pointer(&src[0])) ||
+			uintptr(unsafe.Pointer(&src[0]))+uintptr(len(src)) <= uintptr(unsafe.Pointer(&dst[0]))) {
+		// encrypt/decrypt first blockSize bytes
+		// After this, the IV will come to the same as
+		// the last blockSize of ciphertext, so
+		// we can reuse them without copy.
+		cf.xorKeyStream(dst, src[:cf.blockSize])
+		var ciphertext []byte
+		if cf.de {
+			ciphertext = src
+		} else {
+			ciphertext = dst
+		}
+		dst = dst[cf.blockSize:]
+		src = src[cf.blockSize:]
+		iv := cf.iv
+		_ = iv[0] // bounds check hint to compiler; see golang.org/issue/14808
+		var (
+			i   int
+			val byte
+		)
+		dst = dst[:len(src)]
+		if cf.de && // and requires to be non-overlapping at all
+			uintptr(unsafe.Pointer(&dst[0])) <= uintptr(unsafe.Pointer(&src[len(src)-1])) &&
+			uintptr(unsafe.Pointer(&src[0])) <= uintptr(unsafe.Pointer(&dst[len(dst)-1])) {
+			for i = 0; i < len(src)-cf.blockSize; i += 1 {
+				cf.c.Encrypt(dst[i:], ciphertext[i:])
+			}
+			subtle.XORBytes(dst, src[:i], dst)
+			for ; i < len(src); i += 1 {
+				cf.c.Encrypt(iv, ciphertext[i:])
+				dst[i] = src[i] ^ iv[0]
+			}
+		} else {
+			_ = ciphertext[len(src)]
+			for i, val = range src {
+				cf.c.Encrypt(iv, ciphertext[i:])
+				dst[i] = val ^ iv[0]
+			}
+			// for-range does not increase i in the last loop,
+			// compared to the classic for clause
+			i += 1
+		}
+		// copy the current IV for next operation
+		copy(iv, ciphertext[i:i+cf.blockSize])
+		cf.ivPos = 0
+		return
+	}
+
+	cf.xorKeyStream(dst, src)
+}
+
+func (cf *CFB8) xorKeyStream(dst, src []byte) {
+	dst = dst[:len(src)] // remove bounds check in loop
+	for i, val := range src {
+		posPlusBlockSize := cf.ivPos + cf.blockSize
+		// fast mod; 2*blockSize must be a non-negative integer power of 2
+		tempPos := posPlusBlockSize & (cf.blockSize<<1 - 1)
+		// reuse space to store encrypted block
+		cf.c.Encrypt(cf.iv[tempPos:], cf.iv[cf.ivPos:])
+		// Only the first byte of the encrypted block is used
+		// for encryption/decryption, other bytes are ignored.
+		val ^= cf.iv[tempPos]
+
+		if cf.ivPos == cf.blockSize<<1 {
+			// bound reached; move to next round for next operation
+			// copy next block to the start of the ring buffer
+			copy(cf.iv, cf.iv[cf.ivPos+1:])
+			// insert the encrypted byte to the end of IV
+			if cf.de {
+				cf.iv[cf.blockSize-1] = src[i]
+			} else {
+				cf.iv[cf.blockSize-1] = val
+			}
+			cf.ivPos = 0
+		} else {
+			// insert the encrypted byte to the end of IV
+			if cf.de {
+				cf.iv[posPlusBlockSize] = src[i]
+			} else {
+				cf.iv[posPlusBlockSize] = val
+			}
+			// move to next block
+			cf.ivPos += 1
+		}
+
+		dst[i] = val
+	}
+}

mc/crypto/offline.go

@@ -0,0 +1,26 @@
+package crypto
+
+import (
+	"crypto/md5"
+
+	"github.com/google/uuid"
+)
+
+// UUIDv3 Variation of google.uuid.NewHash
+// We need this because we want a 14-byte namespace and Google forces 16
+func UUIDv3(space []byte, data []byte) uuid.UUID {
+	h := md5.New()
+	h.Reset()
+	h.Write(space) //nolint:errcheck
+	h.Write(data)  //nolint:errcheck
+	s := h.Sum(nil)
+	var u uuid.UUID
+	copy(u[:], s)
+	u[6] = (u[6] & 0x0f) | uint8((3&0xf)<<4) // Version 3
+	u[8] = (u[8] & 0x3f) | 0x80              // RFC 4122 variant
+	return u
+}
+
+func FromOfflinePlayer(displayName string) uuid.UUID {
+	return UUIDv3([]byte("OfflinePlayer:"), []byte(displayName))
+}

mc/data/biomes.go

@@ -0,0 +1,64 @@
+package data
+
+import "errors"
+
+// [
+//
+//	{
+//	  "id": 0,
+//	  "name": "badlands",
+//	  "category": "mesa",
+//	  "temperature": 2.0,
+//	  "has_precipitation": false,
+//	  "dimension": "overworld",
+//	  "displayName": "Badlands",
+//	  "color": 7254527
+//	},
+
+type Biome struct {
+	Id               int32
+	Name             string
+	Category         string
+	Temperature      float64
+	HasPrecipitation bool
+	Dimension        string
+	DisplayName      string
+	Color            int
+}
+
+var BiomesCache = make(map[string][]*Biome)
+
+func BiomesForVersion(v string) (ret []*Biome) {
+	var ok bool
+	if ret, ok = BiomesCache[v]; ok {
+		return
+	}
+	var b []*Biome
+	must(LoadVersionedJson(v, "biomes", &b))
+	BiomesCache[v] = b
+	return b
+}
+
+func LookupBiomeById(version string, id int32) (biome *Biome, ok bool) {
+	for _, b := range BiomesForVersion(version) {
+		if b.Id == id {
+			biome = b
+			ok = true
+			return
+		}
+	}
+	return
+}
+
+var UnknownBiomeNameErr = errors.New("unknown biome Name")
+
+func LookupBiomeByName(version string, name string) (biome *Biome, ok bool) {
+	for _, b := range BiomesForVersion(version) {
+		if b.Name == name {
+			biome = b
+			ok = true
+			return
+		}
+	}
+	return
+}

mc/data/biomes_test.go

@@ -0,0 +1,15 @@
+package data_test
+
+import (
+	"testing"
+
+	"github.com/admin-else/strom/mc/data"
+)
+
+func TestLookupBiomeById(t *testing.T) {
+	b, ok := data.LookupBiomeById("1.21.8", 10)
+	if !ok {
+		t.Fatal("Biome not found")
+	}
+	t.Logf("%v", b)
+}

mc/data/blocks.go

@@ -0,0 +1,226 @@
+package data
+
+import (
+	"errors"
+	"slices"
+	"strconv"
+
+	"github.com/admin-else/strom/mc/util"
+)
+
+//  {
+//    "id": 0,
+//    "name": "air",
+//    "displayName": "Air",
+//    "hardness": 0.0,
+//    "resistance": 0.0,
+//    "stackSize": 64,
+//    "diggable": false,
+//    "material": "default",
+//    "transparent": true,
+//    "emitLight": 0,
+//    "filterLight": 0,
+//    "defaultState": 0,
+//    "minStateId": 0,
+//    "maxStateId": 0,
+//    "states": [],
+//    "drops": [],
+//    "boundingBox": "empty"
+//  },
+
+type Block struct {
+	Id           int
+	Name         string
+	DisplayName  string
+	Hardness     float64
+	Resistance   float64
+	StackSize    int
+	Diggable     bool
+	Material     string
+	Transparent  bool
+	EmitLight    int
+	FilterLight  int
+	DefaultState int32
+	MinStateId   int32
+	MaxStateId   int32
+	States       []BlockState
+	Drops        []int
+	BoundingBox  string
+}
+
+type BlockState struct {
+	Name      string
+	Type      string
+	MinValue  int32 // this is generated on load and used for state value calculations
+	NumValues int32 `json:"num_values"`
+	Values    []string
+}
+
+var BlocksCache = make(map[string][]*Block)
+var BlocksCacheIdMap = make(map[string]map[int32]*Block)
+
+func BlocksForVersion(v string) (ret []*Block) {
+	var ok bool
+	if ret, ok = BlocksCache[v]; ok {
+		return
+	}
+	var b []*Block
+	must(LoadVersionedJson(v, "blocks", &b))
+	BlocksCache[v] = b
+	for _, block := range b {
+		for i, state := range block.States {
+			if state.Type != "int" {
+				continue
+			}
+			values := make([]int32, state.NumValues)
+			for j, stateValue := range state.Values {
+				n := util.MustT(strconv.Atoi(stateValue))
+				values[j] = int32(n)
+			}
+			block.States[i].MinValue = slices.Min(values)
+		}
+	}
+
+	return b
+}
+
+func LookupBlockByStateId(version string, stateId int32) (block *Block, ok bool) {
+	idmap, found := BlocksCacheIdMap[version]
+	if !found {
+		idmap = make(map[int32]*Block)
+		for _, b := range BlocksForVersion(version) {
+			for i := range b.MaxStateId - b.MinStateId + 1 {
+				idmap[b.MinStateId+i] = b
+			}
+		}
+		BlocksCacheIdMap[version] = idmap
+	}
+	block, ok = idmap[stateId]
+	return
+}
+
+var UnknownBlockNameErr = errors.New("unknown block Name")
+
+func LookupBlockByName(version string, name string) (block *Block, ok bool) {
+	for _, b := range BlocksForVersion(version) {
+		if b.Name == name {
+			block = b
+			ok = true
+		}
+	}
+	return
+}
+
+func StateIdFromBlocKAndStateMap(version string, name string, stateMap map[string]string) (stateId int32, err error) {
+	b, ok := LookupBlockByName(version, name)
+	if !ok {
+		err = BlockNotFoundErr
+		return
+	}
+	if stateMap == nil {
+		stateId = b.DefaultState
+	} else {
+		stateId, err = b.IdFromStateMap(stateMap)
+	}
+	if b.MinStateId > stateId || b.MaxStateId < stateId {
+		err = BlockStateOutOfRangeErr
+	}
+	return
+}
+
+var BlockStateOutOfRangeErr = errors.New("stateId out of range")
+var BlockNotFoundErr = errors.New("block not found")
+var InvalidBoolValueErr = errors.New("invalid bool value")
+var BadBlockStateTypeErr = errors.New("bad block state type")
+var BadEnumErr = errors.New("bad enum")
+var SupplyAllStatesErr = errors.New("supply all states")
+
+func FromBlockState(version string, stateId int32) (b *Block, stateData map[string]string, err error) {
+	b, ok := LookupBlockByStateId(version, stateId)
+	if !ok {
+		err = BlockNotFoundErr
+	}
+	stateData, err = b.StateMapFromId(stateId)
+	return
+}
+
+func mcDataBlockStateTypeParse(n int32, s *BlockState) (v string, err error) {
+	switch s.Type {
+	case "int":
+		v = strconv.Itoa(int(n))
+	case "enum":
+		v = s.Values[n]
+	case "bool":
+		if n == 0 { // MOJANK: 0 is true, 1 is false
+			v = "true"
+		} else if n == 1 {
+			v = "false"
+		} else {
+			err = InvalidBoolValueErr
+		}
+	default:
+		err = BadBlockStateTypeErr
+	}
+	return
+}
+
+func mcDataBlockStateTypeSerialize(v string, s *BlockState) (n int32, err error) {
+	if v == "true" {
+		return 0, nil
+	}
+	if v == "false" {
+		return 1, nil
+	}
+	n1, errMabye := strconv.Atoi(v)
+	if errMabye == nil {
+		return int32(n1) - s.MinValue, nil
+	}
+	for i, enumValue := range s.Values {
+		if enumValue == v {
+			return int32(i), nil
+		}
+	}
+	err = BadEnumErr
+	return
+}
+
+func (b *Block) StateMapFromId(stateId int32) (ret map[string]string, err error) {
+	if stateId < b.MinStateId || stateId > b.MaxStateId {
+		err = BlockStateOutOfRangeErr
+		return
+	}
+	ret = make(map[string]string)
+	stateId -= b.MinStateId
+
+	a := int32(1)
+	for i := range len(b.States) {
+		s := b.States[len(b.States)-1-i]
+		ret[s.Name], err = mcDataBlockStateTypeParse((stateId/a)%s.NumValues, &s)
+		if err != nil {
+			return
+		}
+		a *= s.NumValues
+	}
+	return
+}
+
+func (b *Block) IdFromStateMap(m map[string]string) (ret int32, err error) {
+	a := int32(1)
+	for i := range len(b.States) {
+		s := b.States[len(b.States)-1-i]
+		v, found := m[s.Name]
+		if !found {
+			err = SupplyAllStatesErr
+			return
+		}
+		var n int32
+		n, err = mcDataBlockStateTypeSerialize(v, &s)
+		if err != nil {
+			return
+		}
+		ret += n * a
+		a *= s.NumValues
+	}
+	ret += b.MinStateId
+	return
+}

mc/data/blocks_test.go

@@ -0,0 +1,42 @@
+package data_test
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/admin-else/strom/mc/data"
+)
+
+func TestLookupBlockByStateId(t *testing.T) {
+	b, ok := data.LookupBlockByStateId("1.21.8", 0)
+	if !ok {
+		t.Fatal("Block not found")
+	}
+	fmt.Println(b)
+}
+
+func TestBlockStates(t *testing.T) {
+	var stateId int32 = 8301
+	b, stateMap, err := data.FromBlockState("1.21.8", stateId)
+	if err != nil {
+		t.Fatal(err)
+		return
+	}
+	t.Logf("Block state map: %v, block: %v", stateMap, b.Name)
+	stateId2, err := b.IdFromStateMap(stateMap)
+	if err != nil {
+		t.Fatal(err)
+		return
+	}
+	if stateId2 != stateId {
+		t.Fatal("state id mismatch")
+	}
+}
+
+func TestBlockStateOutOfRangeBug(t *testing.T) {
+	id, err := data.StateIdFromBlocKAndStateMap("1.21.11", "wildflowers", map[string]string{"facing": "east", "flower_amount": "4"})
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Logf("State id: %d", id)
+}

mc/data/data.go

@@ -0,0 +1,40 @@
+package data
+
+import (
+	"embed"
+	"encoding/json"
+	"errors"
+	"fmt"
+)
+
+//go:generate ./download_minecraft_data.sh
+
+//go:embed minecraft-data/pc minecraft-data/dataPaths.json
+var MinecraftData embed.FS
+
+func LoadJson(path string, data any) (err error) {
+	b, err := MinecraftData.ReadFile(path)
+	if err != nil {
+		return
+	}
+	err = json.Unmarshal(b, data)
+	return
+}
+
+func LoadVersionedJson(version, dataName string, data any) (err error) {
+	b, err := MinecraftData.ReadFile("minecraft-data/" + Paths.Data[version][dataName] + "/" + dataName + ".json")
+	if err != nil {
+		// If you get this error, you need to probably need to update the download script
+		return fmt.Errorf("minecraft-data/%s/%s/%s.json: %w", version, Paths.Data[version][dataName], dataName, err)
+	}
+	err = json.Unmarshal(b, data)
+	return
+}
+
+var UnknownMinecraftVersionError = errors.New("unknown minecraft version")
+
+func must(err error) {
+	if err != nil {
+		panic(err)
+	}
+}

mc/data/data_paths.go

@@ -0,0 +1,13 @@
+package data
+
+import (
+	_ "embed"
+)
+
+var Paths struct {
+	Data map[string]map[string]string `json:"pc"`
+}
+
+func init() {
+	must(LoadJson("minecraft-data/dataPaths.json", &Paths))
+}

mc/data/download_minecraft_data.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/sh
+set -xeuo pipefail
+
+# Go get / install does not clone git submodules so we have to do it like this
+
+rm -rf minecraft-data/
+git clone --depth 1 git@github.com:PrismarineJS/minecraft-data.git
+mv minecraft-data minecraft-data-untrimmed
+
+mkdir minecraft-data
+mkdir minecraft-data/pc
+
+mv minecraft-data-untrimmed/data/dataPaths.json minecraft-data
+
+copy-mc() {
+  mv minecraft-data-untrimmed/data/pc/$1 minecraft-data/pc
+}
+
+copy-mc common
+
+copy-mc 1.21.8
+copy-mc 1.21.9
+copy-mc 1.21.11
+
+rm -rf minecraft-data-untrimmed

mc/data/item.go

@@ -0,0 +1,57 @@
+package data
+
+import "sync"
+
+//   {
+//    "id": 2,
+//    "name": "granite",
+//    "displayName": "Granite",
+//    "stackSize": 64
+//  },
+
+type Item struct {
+	Id          int32
+	Name        string
+	DisplayName string
+	StackSize   int32
+}
+
+var ItemsCache = make(map[string][]*Item)
+var ItemsCacheMutex = &sync.RWMutex{}
+
+func ItemsForVersion(v string) (ret []*Item) {
+	var ok bool
+	ItemsCacheMutex.RLock()
+	if ret, ok = ItemsCache[v]; ok {
+		ItemsCacheMutex.RUnlock()
+		return
+	}
+	ItemsCacheMutex.RUnlock()
+	var b []*Item
+	must(LoadVersionedJson(v, "items", &b))
+	ItemsCacheMutex.Lock()
+	ItemsCache[v] = b
+	ItemsCacheMutex.Unlock()
+	return b
+}
+
+func LookupItemById(version string, id int32) (item *Item, ok bool) {
+	for _, i := range ItemsForVersion(version) {
+		if i.Id == id {
+			item = i
+			ok = true
+			return
+		}
+	}
+	return
+}
+
+func LookupItemByName(version string, name string) (item *Item, ok bool) {
+	for _, i := range ItemsForVersion(version) {
+		if i.Name == name {
+			item = i
+			ok = true
+		}
+	}
+	return
+}

mc/data/minecraft-data/pc/1.21.11/attributes.json

@@ -0,0 +1,247 @@
+[
+  {
+    "name": "armor",
+    "resource": "minecraft:armor",
+    "min": 0.0,
+    "max": 30.0,
+    "default": 0.0
+  },
+  {
+    "name": "armorToughness",
+    "resource": "minecraft:armor_toughness",
+    "min": 0.0,
+    "max": 20.0,
+    "default": 0.0
+  },
+  {
+    "name": "attackDamage",
+    "resource": "minecraft:attack_damage",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 2.0
+  },
+  {
+    "name": "attackKnockback",
+    "resource": "minecraft:attack_knockback",
+    "min": 0.0,
+    "max": 5.0,
+    "default": 0.0
+  },
+  {
+    "name": "attackSpeed",
+    "resource": "minecraft:attack_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 4.0
+  },
+  {
+    "name": "blockBreakSpeed",
+    "resource": "minecraft:block_break_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 1.0
+  },
+  {
+    "name": "blockInteractionRange",
+    "resource": "minecraft:block_interaction_range",
+    "min": 0.0,
+    "max": 64.0,
+    "default": 4.5
+  },
+  {
+    "name": "burningTime",
+    "resource": "minecraft:burning_time",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 1.0
+  },
+  {
+    "name": "cameraDistance",
+    "resource": "minecraft:camera_distance",
+    "min": 0.0,
+    "max": 32.0,
+    "default": 4.0
+  },
+  {
+    "name": "explosionKnockbackResistance",
+    "resource": "minecraft:explosion_knockback_resistance",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "entityInteractionRange",
+    "resource": "minecraft:entity_interaction_range",
+    "min": 0.0,
+    "max": 64.0,
+    "default": 3.0
+  },
+  {
+    "name": "fallDamageMultiplier",
+    "resource": "minecraft:fall_damage_multiplier",
+    "min": 0.0,
+    "max": 100.0,
+    "default": 1.0
+  },
+  {
+    "name": "flyingSpeed",
+    "resource": "minecraft:flying_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.4
+  },
+  {
+    "name": "followRange",
+    "resource": "minecraft:follow_range",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 32.0
+  },
+  {
+    "name": "gravity",
+    "resource": "minecraft:gravity",
+    "min": -1.0,
+    "max": 1.0,
+    "default": 0.08
+  },
+  {
+    "name": "jumpStrength",
+    "resource": "minecraft:jump_strength",
+    "min": 0.0,
+    "max": 32.0,
+    "default": 0.41999998688697815
+  },
+  {
+    "name": "knockbackResistance",
+    "resource": "minecraft:knockback_resistance",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "luck",
+    "resource": "minecraft:luck",
+    "min": -1024.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "maxAbsorption",
+    "resource": "minecraft:max_absorption",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 0.0
+  },
+  {
+    "name": "maxHealth",
+    "resource": "minecraft:max_health",
+    "min": 1.0,
+    "max": 1024.0,
+    "default": 20.0
+  },
+  {
+    "name": "miningEfficiency",
+    "resource": "minecraft:mining_efficiency",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "movementEfficiency",
+    "resource": "minecraft:movement_efficiency",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "movementSpeed",
+    "resource": "minecraft:movement_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.7
+  },
+  {
+    "name": "oxygenBonus",
+    "resource": "minecraft:oxygen_bonus",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "safeFallDistance",
+    "resource": "minecraft:safe_fall_distance",
+    "min": -1024.0,
+    "max": 1024.0,
+    "default": 3.0
+  },
+  {
+    "name": "scale",
+    "resource": "minecraft:scale",
+    "min": 0.0625,
+    "max": 16.0,
+    "default": 1.0
+  },
+  {
+    "name": "sneakingSpeed",
+    "resource": "minecraft:sneaking_speed",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.3
+  },
+  {
+    "name": "spawnReinforcements",
+    "resource": "minecraft:spawn_reinforcements",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "stepHeight",
+    "resource": "minecraft:step_height",
+    "min": 0.0,
+    "max": 10.0,
+    "default": 0.6
+  },
+  {
+    "name": "submergedMiningSpeed",
+    "resource": "minecraft:submerged_mining_speed",
+    "min": 0.0,
+    "max": 20.0,
+    "default": 0.2
+  },
+  {
+    "name": "sweepingDamageRatio",
+    "resource": "minecraft:sweeping_damage_ratio",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "temptRange",
+    "resource": "minecraft:tempt_range",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 10.0
+  },
+  {
+    "name": "waterMovementEfficiency",
+    "resource": "minecraft:water_movement_efficiency",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "waypointTransmitRange",
+    "resource": "minecraft:waypoint_transmit_range",
+    "min": 0.0,
+    "max": 6.0E7,
+    "default": 0.0
+  },
+  {
+    "name": "waypointReceiveRange",
+    "resource": "minecraft:waypoint_receive_range",
+    "min": 0.0,
+    "max": 6.0E7,
+    "default": 0.0
+  }
+]

mc/data/minecraft-data/pc/1.21.11/biomes.json

@@ -0,0 +1,652 @@
+[
+  {
+    "id": 0,
+    "name": "badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Badlands",
+    "color": 7254527
+  },
+  {
+    "id": 1,
+    "name": "bamboo_jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Bamboo Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 2,
+    "name": "basalt_deltas",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Basalt Deltas",
+    "color": 0
+  },
+  {
+    "id": 3,
+    "name": "beach",
+    "category": "beach",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Beach",
+    "color": 7907327
+  },
+  {
+    "id": 4,
+    "name": "birch_forest",
+    "category": "forest",
+    "temperature": 0.6,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Birch Forest",
+    "color": 8037887
+  },
+  {
+    "id": 5,
+    "name": "cherry_grove",
+    "category": "forest",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Cherry Grove",
+    "color": 8103167
+  },
+  {
+    "id": 6,
+    "name": "cold_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Cold Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 7,
+    "name": "crimson_forest",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Crimson Forest",
+    "color": 0
+  },
+  {
+    "id": 8,
+    "name": "dark_forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Dark Forest",
+    "color": 7972607
+  },
+  {
+    "id": 9,
+    "name": "deep_cold_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Cold Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 10,
+    "name": "deep_dark",
+    "category": "underground",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Dark",
+    "color": 7907327
+  },
+  {
+    "id": 11,
+    "name": "deep_frozen_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Frozen Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 12,
+    "name": "deep_lukewarm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Lukewarm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 13,
+    "name": "deep_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 14,
+    "name": "desert",
+    "category": "desert",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Desert",
+    "color": 7254527
+  },
+  {
+    "id": 15,
+    "name": "dripstone_caves",
+    "category": "underground",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Dripstone Caves",
+    "color": 7907327
+  },
+  {
+    "id": 16,
+    "name": "end_barrens",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Barrens",
+    "color": 0
+  },
+  {
+    "id": 17,
+    "name": "end_highlands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Highlands",
+    "color": 0
+  },
+  {
+    "id": 18,
+    "name": "end_midlands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Midlands",
+    "color": 0
+  },
+  {
+    "id": 19,
+    "name": "eroded_badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Eroded Badlands",
+    "color": 7254527
+  },
+  {
+    "id": 20,
+    "name": "flower_forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Flower Forest",
+    "color": 7972607
+  },
+  {
+    "id": 21,
+    "name": "forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Forest",
+    "color": 7972607
+  },
+  {
+    "id": 22,
+    "name": "frozen_ocean",
+    "category": "ocean",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen Ocean",
+    "color": 8364543
+  },
+  {
+    "id": 23,
+    "name": "frozen_peaks",
+    "category": "ice",
+    "temperature": -0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen Peaks",
+    "color": 8756735
+  },
+  {
+    "id": 24,
+    "name": "frozen_river",
+    "category": "ice",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen River",
+    "color": 8364543
+  },
+  {
+    "id": 25,
+    "name": "grove",
+    "category": "forest",
+    "temperature": -0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Grove",
+    "color": 8495359
+  },
+  {
+    "id": 26,
+    "name": "ice_spikes",
+    "category": "ice",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Ice Spikes",
+    "color": 8364543
+  },
+  {
+    "id": 27,
+    "name": "jagged_peaks",
+    "category": "mountain",
+    "temperature": -0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Jagged Peaks",
+    "color": 8756735
+  },
+  {
+    "id": 28,
+    "name": "jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 29,
+    "name": "lukewarm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Lukewarm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 30,
+    "name": "lush_caves",
+    "category": "underground",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Lush Caves",
+    "color": 8103167
+  },
+  {
+    "id": 31,
+    "name": "mangrove_swamp",
+    "category": "forest",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Mangrove Swamp",
+    "color": 7907327
+  },
+  {
+    "id": 32,
+    "name": "meadow",
+    "category": "mountain",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Meadow",
+    "color": 8103167
+  },
+  {
+    "id": 33,
+    "name": "mushroom_fields",
+    "category": "mushroom",
+    "temperature": 0.9,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Mushroom Fields",
+    "color": 7842047
+  },
+  {
+    "id": 34,
+    "name": "nether_wastes",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Nether Wastes",
+    "color": 0
+  },
+  {
+    "id": 35,
+    "name": "ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 36,
+    "name": "old_growth_birch_forest",
+    "category": "forest",
+    "temperature": 0.6,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Birch Forest",
+    "color": 8037887
+  },
+  {
+    "id": 37,
+    "name": "old_growth_pine_taiga",
+    "category": "taiga",
+    "temperature": 0.3,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Pine Taiga",
+    "color": 8168447
+  },
+  {
+    "id": 38,
+    "name": "old_growth_spruce_taiga",
+    "category": "taiga",
+    "temperature": 0.25,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Spruce Taiga",
+    "color": 8233983
+  },
+  {
+    "id": 39,
+    "name": "pale_garden",
+    "category": "none",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Pale Garden",
+    "color": 12171705
+  },
+  {
+    "id": 40,
+    "name": "plains",
+    "category": "plains",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Plains",
+    "color": 7907327
+  },
+  {
+    "id": 41,
+    "name": "river",
+    "category": "river",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "River",
+    "color": 8103167
+  },
+  {
+    "id": 42,
+    "name": "savanna",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Savanna",
+    "color": 7254527
+  },
+  {
+    "id": 43,
+    "name": "savanna_plateau",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Savanna Plateau",
+    "color": 7254527
+  },
+  {
+    "id": 44,
+    "name": "small_end_islands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "Small End Islands",
+    "color": 0
+  },
+  {
+    "id": 45,
+    "name": "snowy_beach",
+    "category": "beach",
+    "temperature": 0.05,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Beach",
+    "color": 8364543
+  },
+  {
+    "id": 46,
+    "name": "snowy_plains",
+    "category": "plains",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Plains",
+    "color": 8364543
+  },
+  {
+    "id": 47,
+    "name": "snowy_slopes",
+    "category": "mountain",
+    "temperature": -0.3,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Slopes",
+    "color": 8560639
+  },
+  {
+    "id": 48,
+    "name": "snowy_taiga",
+    "category": "taiga",
+    "temperature": -0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Taiga",
+    "color": 8625919
+  },
+  {
+    "id": 49,
+    "name": "soul_sand_valley",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Soul Sand Valley",
+    "color": 0
+  },
+  {
+    "id": 50,
+    "name": "sparse_jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Sparse Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 51,
+    "name": "stony_peaks",
+    "category": "mountain",
+    "temperature": 1.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Stony Peaks",
+    "color": 7776511
+  },
+  {
+    "id": 52,
+    "name": "stony_shore",
+    "category": "beach",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Stony Shore",
+    "color": 8233727
+  },
+  {
+    "id": 53,
+    "name": "sunflower_plains",
+    "category": "plains",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Sunflower Plains",
+    "color": 7907327
+  },
+  {
+    "id": 54,
+    "name": "swamp",
+    "category": "swamp",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Swamp",
+    "color": 7907327
+  },
+  {
+    "id": 55,
+    "name": "taiga",
+    "category": "taiga",
+    "temperature": 0.25,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Taiga",
+    "color": 8233983
+  },
+  {
+    "id": 56,
+    "name": "the_end",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "The End",
+    "color": 0
+  },
+  {
+    "id": 57,
+    "name": "the_void",
+    "category": "none",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "The Void",
+    "color": 8103167
+  },
+  {
+    "id": 58,
+    "name": "warm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Warm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 59,
+    "name": "warped_forest",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Warped Forest",
+    "color": 0
+  },
+  {
+    "id": 60,
+    "name": "windswept_forest",
+    "category": "forest",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Forest",
+    "color": 8233727
+  },
+  {
+    "id": 61,
+    "name": "windswept_gravelly_hills",
+    "category": "extreme_hills",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Gravelly Hills",
+    "color": 8233727
+  },
+  {
+    "id": 62,
+    "name": "windswept_hills",
+    "category": "extreme_hills",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Hills",
+    "color": 8233727
+  },
+  {
+    "id": 63,
+    "name": "windswept_savanna",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Windswept Savanna",
+    "color": 7254527
+  },
+  {
+    "id": 64,
+    "name": "wooded_badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Wooded Badlands",
+    "color": 7254527
+  }
+]

mc/data/minecraft-data/pc/1.21.11/effects.json

@@ -0,0 +1,242 @@
+[
+  {
+    "id": 0,
+    "name": "Speed",
+    "displayName": "Speed",
+    "type": "good"
+  },
+  {
+    "id": 1,
+    "name": "Slowness",
+    "displayName": "Slowness",
+    "type": "bad"
+  },
+  {
+    "id": 2,
+    "name": "Haste",
+    "displayName": "Haste",
+    "type": "good"
+  },
+  {
+    "id": 3,
+    "name": "MiningFatigue",
+    "displayName": "Mining Fatigue",
+    "type": "bad"
+  },
+  {
+    "id": 4,
+    "name": "Strength",
+    "displayName": "Strength",
+    "type": "good"
+  },
+  {
+    "id": 5,
+    "name": "InstantHealth",
+    "displayName": "Instant Health",
+    "type": "good"
+  },
+  {
+    "id": 6,
+    "name": "InstantDamage",
+    "displayName": "Instant Damage",
+    "type": "bad"
+  },
+  {
+    "id": 7,
+    "name": "JumpBoost",
+    "displayName": "Jump Boost",
+    "type": "good"
+  },
+  {
+    "id": 8,
+    "name": "Nausea",
+    "displayName": "Nausea",
+    "type": "bad"
+  },
+  {
+    "id": 9,
+    "name": "Regeneration",
+    "displayName": "Regeneration",
+    "type": "good"
+  },
+  {
+    "id": 10,
+    "name": "Resistance",
+    "displayName": "Resistance",
+    "type": "good"
+  },
+  {
+    "id": 11,
+    "name": "FireResistance",
+    "displayName": "Fire Resistance",
+    "type": "good"
+  },
+  {
+    "id": 12,
+    "name": "WaterBreathing",
+    "displayName": "Water Breathing",
+    "type": "good"
+  },
+  {
+    "id": 13,
+    "name": "Invisibility",
+    "displayName": "Invisibility",
+    "type": "good"
+  },
+  {
+    "id": 14,
+    "name": "Blindness",
+    "displayName": "Blindness",
+    "type": "bad"
+  },
+  {
+    "id": 15,
+    "name": "NightVision",
+    "displayName": "Night Vision",
+    "type": "good"
+  },
+  {
+    "id": 16,
+    "name": "Hunger",
+    "displayName": "Hunger",
+    "type": "bad"
+  },
+  {
+    "id": 17,
+    "name": "Weakness",
+    "displayName": "Weakness",
+    "type": "bad"
+  },
+  {
+    "id": 18,
+    "name": "Poison",
+    "displayName": "Poison",
+    "type": "bad"
+  },
+  {
+    "id": 19,
+    "name": "Wither",
+    "displayName": "Wither",
+    "type": "bad"
+  },
+  {
+    "id": 20,
+    "name": "HealthBoost",
+    "displayName": "Health Boost",
+    "type": "good"
+  },
+  {
+    "id": 21,
+    "name": "Absorption",
+    "displayName": "Absorption",
+    "type": "good"
+  },
+  {
+    "id": 22,
+    "name": "Saturation",
+    "displayName": "Saturation",
+    "type": "good"
+  },
+  {
+    "id": 23,
+    "name": "Glowing",
+    "displayName": "Glowing",
+    "type": "bad"
+  },
+  {
+    "id": 24,
+    "name": "Levitation",
+    "displayName": "Levitation",
+    "type": "bad"
+  },
+  {
+    "id": 25,
+    "name": "Luck",
+    "displayName": "Luck",
+    "type": "good"
+  },
+  {
+    "id": 26,
+    "name": "BadLuck",
+    "displayName": "Bad Luck",
+    "type": "bad"
+  },
+  {
+    "id": 27,
+    "name": "SlowFalling",
+    "displayName": "Slow Falling",
+    "type": "good"
+  },
+  {
+    "id": 28,
+    "name": "ConduitPower",
+    "displayName": "Conduit Power",
+    "type": "good"
+  },
+  {
+    "id": 29,
+    "name": "DolphinsGrace",
+    "displayName": "Dolphin's Grace",
+    "type": "good"
+  },
+  {
+    "id": 30,
+    "name": "BadOmen",
+    "displayName": "Bad Omen",
+    "type": "bad"
+  },
+  {
+    "id": 31,
+    "name": "HeroOfTheVillage",
+    "displayName": "Hero of the Village",
+    "type": "good"
+  },
+  {
+    "id": 32,
+    "name": "Darkness",
+    "displayName": "Darkness",
+    "type": "bad"
+  },
+  {
+    "id": 33,
+    "name": "TrialOmen",
+    "displayName": "Trial Omen",
+    "type": "bad"
+  },
+  {
+    "id": 34,
+    "name": "RaidOmen",
+    "displayName": "Raid Omen",
+    "type": "bad"
+  },
+  {
+    "id": 35,
+    "name": "WindCharged",
+    "displayName": "Wind Charged",
+    "type": "bad"
+  },
+  {
+    "id": 36,
+    "name": "Weaving",
+    "displayName": "Weaving",
+    "type": "bad"
+  },
+  {
+    "id": 37,
+    "name": "Oozing",
+    "displayName": "Oozing",
+    "type": "bad"
+  },
+  {
+    "id": 38,
+    "name": "Infested",
+    "displayName": "Infested",
+    "type": "bad"
+  },
+  {
+    "id": 39,
+    "name": "BreathOfTheNautilus",
+    "displayName": "Breath of the Nautilus",
+    "type": "good"
+  }
+]

mc/data/minecraft-data/pc/1.21.11/enchantments.json

@@ -0,0 +1,980 @@
+[
+  {
+    "id": 0,
+    "name": "aqua_affinity",
+    "displayName": "Aqua Affinity",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "head_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 1,
+    "name": "bane_of_arthropods",
+    "displayName": "Bane of Arthropods",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "breach",
+      "density",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "weapon",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 2,
+    "name": "binding_curse",
+    "displayName": "Curse of Binding",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": true,
+    "exclude": [],
+    "category": "equippable",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 3,
+    "name": "blast_protection",
+    "displayName": "Blast Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "fire_protection",
+      "projectile_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 4,
+    "name": "breach",
+    "displayName": "Breach",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "density",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "mace",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 5,
+    "name": "channeling",
+    "displayName": "Channeling",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "riptide"
+    ],
+    "category": "trident",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 6,
+    "name": "density",
+    "displayName": "Density",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "mace",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 7,
+    "name": "depth_strider",
+    "displayName": "Depth Strider",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "frost_walker"
+    ],
+    "category": "foot_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 8,
+    "name": "efficiency",
+    "displayName": "Efficiency",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "mining",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 9,
+    "name": "feather_falling",
+    "displayName": "Feather Falling",
+    "maxLevel": 4,
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+    },
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+    "curse": false,
+    "exclude": [],
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+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 10,
+    "name": "fire_aspect",
+    "displayName": "Fire Aspect",
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+      "b": 1
+    },
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+    },
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+    "exclude": [],
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+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 11,
+    "name": "fire_protection",
+    "displayName": "Fire Protection",
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+    "minCost": {
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+    },
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+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "projectile_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 12,
+    "name": "flame",
+    "displayName": "Flame",
+    "maxLevel": 1,
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+      "b": 1
+    },
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+    },
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+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 13,
+    "name": "fortune",
+    "displayName": "Fortune",
+    "maxLevel": 3,
+    "minCost": {
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+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "silk_touch"
+    ],
+    "category": "mining_loot",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 14,
+    "name": "frost_walker",
+    "displayName": "Frost Walker",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [
+      "depth_strider"
+    ],
+    "category": "foot_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 15,
+    "name": "impaling",
+    "displayName": "Impaling",
+    "maxLevel": 5,
+    "minCost": {
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+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "sharpness",
+      "smite"
+    ],
+    "category": "trident",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 16,
+    "name": "infinity",
+    "displayName": "Infinity",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "mending"
+    ],
+    "category": "bow",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 17,
+    "name": "knockback",
+    "displayName": "Knockback",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "melee_weapon",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 18,
+    "name": "looting",
+    "displayName": "Looting",
+    "maxLevel": 3,
+    "minCost": {
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+      "b": 1
+    },
+    "maxCost": {
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+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "melee_weapon",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 19,
+    "name": "loyalty",
+    "displayName": "Loyalty",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "riptide"
+    ],
+    "category": "trident",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 20,
+    "name": "luck_of_the_sea",
+    "displayName": "Luck of the Sea",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fishing",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 21,
+    "name": "lunge",
+    "displayName": "Lunge",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "lunge",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 22,
+    "name": "lure",
+    "displayName": "Lure",
+    "maxLevel": 3,
+    "minCost": {
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+      "b": 1
+    },
+    "maxCost": {
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+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fishing",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 23,
+    "name": "mending",
+    "displayName": "Mending",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [
+      "infinity"
+    ],
+    "category": "durability",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 24,
+    "name": "multishot",
+    "displayName": "Multishot",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "piercing"
+    ],
+    "category": "crossbow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 25,
+    "name": "piercing",
+    "displayName": "Piercing",
+    "maxLevel": 4,
+    "minCost": {
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+      "b": 1
+    },
+    "maxCost": {
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+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "multishot"
+    ],
+    "category": "crossbow",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 26,
+    "name": "power",
+    "displayName": "Power",
+    "maxLevel": 5,
+    "minCost": {
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+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 27,
+    "name": "projectile_protection",
+    "displayName": "Projectile Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "fire_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 28,
+    "name": "protection",
+    "displayName": "Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "fire_protection",
+      "projectile_protection"
+    ],
+    "category": "armor",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 29,
+    "name": "punch",
+    "displayName": "Punch",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 30,
+    "name": "quick_charge",
+    "displayName": "Quick Charge",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "crossbow",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 31,
+    "name": "respiration",
+    "displayName": "Respiration",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "head_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 32,
+    "name": "riptide",
+    "displayName": "Riptide",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "channeling",
+      "loyalty"
+    ],
+    "category": "trident",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 33,
+    "name": "sharpness",
+    "displayName": "Sharpness",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "impaling",
+      "smite"
+    ],
+    "category": "sharp_weapon",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 34,
+    "name": "silk_touch",
+    "displayName": "Silk Touch",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "fortune"
+    ],
+    "category": "mining_loot",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 35,
+    "name": "smite",
+    "displayName": "Smite",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "impaling",
+      "sharpness"
+    ],
+    "category": "weapon",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 36,
+    "name": "soul_speed",
+    "displayName": "Soul Speed",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "foot_armor",
+    "weight": 1,
+    "tradeable": false,
+    "discoverable": false
+  },
+  {
+    "id": 37,
+    "name": "sweeping_edge",
+    "displayName": "Sweeping Edge",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "sweeping",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 38,
+    "name": "swift_sneak",
+    "displayName": "Swift Sneak",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "leg_armor",
+    "weight": 1,
+    "tradeable": false,
+    "discoverable": false
+  },
+  {
+    "id": 39,
+    "name": "thorns",
+    "displayName": "Thorns",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "armor",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 40,
+    "name": "unbreaking",
+    "displayName": "Unbreaking",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "durability",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 41,
+    "name": "vanishing_curse",
+    "displayName": "Curse of Vanishing",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": true,
+    "exclude": [],
+    "category": "vanishing",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 42,
+    "name": "wind_burst",
+    "displayName": "Wind Burst",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "mace",
+    "weight": 2,
+    "tradeable": false,
+    "discoverable": false
+  }
+]

mc/data/minecraft-data/pc/1.21.11/foods.json

@@ -0,0 +1,442 @@
+[
+  {
+    "id": 893,
+    "name": "apple",
+    "stackSize": 64,
+    "displayName": "Apple",
+    "foodPoints": 4.0,
+    "saturation": 19.2,
+    "effectiveQuality": 23.2,
+    "saturationRatio": 4.8
+  },
+  {
+    "id": 947,
+    "name": "mushroom_stew",
+    "stackSize": 1,
+    "displayName": "Mushroom Stew",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 953,
+    "name": "bread",
+    "stackSize": 64,
+    "displayName": "Bread",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 983,
+    "name": "porkchop",
+    "stackSize": 64,
+    "displayName": "Raw Porkchop",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 984,
+    "name": "cooked_porkchop",
+    "stackSize": 64,
+    "displayName": "Cooked Porkchop",
+    "foodPoints": 8.0,
+    "saturation": 204.8,
+    "effectiveQuality": 212.8,
+    "saturationRatio": 25.6
+  },
+  {
+    "id": 986,
+    "name": "golden_apple",
+    "stackSize": 64,
+    "displayName": "Golden Apple",
+    "foodPoints": 4.0,
+    "saturation": 76.8,
+    "effectiveQuality": 80.8,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 987,
+    "name": "enchanted_golden_apple",
+    "stackSize": 64,
+    "displayName": "Enchanted Golden Apple",
+    "foodPoints": 4.0,
+    "saturation": 76.8,
+    "effectiveQuality": 80.8,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1019,
+    "name": "pufferfish_bucket",
+    "stackSize": 1,
+    "displayName": "Bucket of Pufferfish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1020,
+    "name": "salmon_bucket",
+    "stackSize": 1,
+    "displayName": "Bucket of Salmon",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1021,
+    "name": "cod_bucket",
+    "stackSize": 1,
+    "displayName": "Bucket of Cod",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1022,
+    "name": "tropical_fish_bucket",
+    "stackSize": 1,
+    "displayName": "Bucket of Tropical Fish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1057,
+    "name": "cod",
+    "stackSize": 64,
+    "displayName": "Raw Cod",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1058,
+    "name": "salmon",
+    "stackSize": 64,
+    "displayName": "Raw Salmon",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1059,
+    "name": "tropical_fish",
+    "stackSize": 64,
+    "displayName": "Tropical Fish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1060,
+    "name": "pufferfish",
+    "stackSize": 64,
+    "displayName": "Pufferfish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1061,
+    "name": "cooked_cod",
+    "stackSize": 64,
+    "displayName": "Cooked Cod",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1062,
+    "name": "cooked_salmon",
+    "stackSize": 64,
+    "displayName": "Cooked Salmon",
+    "foodPoints": 6.0,
+    "saturation": 115.200005,
+    "effectiveQuality": 121.200005,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1102,
+    "name": "cookie",
+    "stackSize": 64,
+    "displayName": "Cookie",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1106,
+    "name": "melon_slice",
+    "stackSize": 64,
+    "displayName": "Melon Slice",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1107,
+    "name": "dried_kelp",
+    "stackSize": 64,
+    "displayName": "Dried Kelp",
+    "foodPoints": 1.0,
+    "saturation": 1.2,
+    "effectiveQuality": 2.2,
+    "saturationRatio": 1.2
+  },
+  {
+    "id": 1110,
+    "name": "beef",
+    "stackSize": 64,
+    "displayName": "Raw Beef",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 1111,
+    "name": "cooked_beef",
+    "stackSize": 64,
+    "displayName": "Steak",
+    "foodPoints": 8.0,
+    "saturation": 204.8,
+    "effectiveQuality": 212.8,
+    "saturationRatio": 25.6
+  },
+  {
+    "id": 1112,
+    "name": "chicken",
+    "stackSize": 64,
+    "displayName": "Raw Chicken",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1113,
+    "name": "cooked_chicken",
+    "stackSize": 64,
+    "displayName": "Cooked Chicken",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1114,
+    "name": "rotten_flesh",
+    "stackSize": 64,
+    "displayName": "Rotten Flesh",
+    "foodPoints": 4.0,
+    "saturation": 6.4,
+    "effectiveQuality": 10.4,
+    "saturationRatio": 1.6
+  },
+  {
+    "id": 1122,
+    "name": "spider_eye",
+    "stackSize": 64,
+    "displayName": "Spider Eye",
+    "foodPoints": 2.0,
+    "saturation": 12.8,
+    "effectiveQuality": 14.8,
+    "saturationRatio": 6.4
+  },
+  {
+    "id": 1227,
+    "name": "carrot",
+    "stackSize": 64,
+    "displayName": "Carrot",
+    "foodPoints": 3.0,
+    "saturation": 21.6,
+    "effectiveQuality": 24.6,
+    "saturationRatio": 7.2000003
+  },
+  {
+    "id": 1228,
+    "name": "potato",
+    "stackSize": 64,
+    "displayName": "Potato",
+    "foodPoints": 1.0,
+    "saturation": 1.2,
+    "effectiveQuality": 2.2,
+    "saturationRatio": 1.2
+  },
+  {
+    "id": 1229,
+    "name": "baked_potato",
+    "stackSize": 64,
+    "displayName": "Baked Potato",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1230,
+    "name": "poisonous_potato",
+    "stackSize": 64,
+    "displayName": "Poisonous Potato",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1232,
+    "name": "golden_carrot",
+    "stackSize": 64,
+    "displayName": "Golden Carrot",
+    "foodPoints": 6.0,
+    "saturation": 172.8,
+    "effectiveQuality": 178.8,
+    "saturationRatio": 28.800001
+  },
+  {
+    "id": 1241,
+    "name": "pumpkin_pie",
+    "stackSize": 64,
+    "displayName": "Pumpkin Pie",
+    "foodPoints": 8.0,
+    "saturation": 76.8,
+    "effectiveQuality": 84.8,
+    "saturationRatio": 9.6
+  },
+  {
+    "id": 1249,
+    "name": "rabbit",
+    "stackSize": 64,
+    "displayName": "Raw Rabbit",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 1250,
+    "name": "cooked_rabbit",
+    "stackSize": 64,
+    "displayName": "Cooked Rabbit",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1251,
+    "name": "rabbit_stew",
+    "stackSize": 1,
+    "displayName": "Rabbit Stew",
+    "foodPoints": 10.0,
+    "saturation": 240.0,
+    "effectiveQuality": 250.0,
+    "saturationRatio": 24.0
+  },
+  {
+    "id": 1264,
+    "name": "mutton",
+    "stackSize": 64,
+    "displayName": "Raw Mutton",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1265,
+    "name": "cooked_mutton",
+    "stackSize": 64,
+    "displayName": "Cooked Mutton",
+    "foodPoints": 6.0,
+    "saturation": 115.200005,
+    "effectiveQuality": 121.200005,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1283,
+    "name": "chorus_fruit",
+    "stackSize": 64,
+    "displayName": "Chorus Fruit",
+    "foodPoints": 4.0,
+    "saturation": 19.2,
+    "effectiveQuality": 23.2,
+    "saturationRatio": 4.8
+  },
+  {
+    "id": 1287,
+    "name": "beetroot",
+    "stackSize": 64,
+    "displayName": "Beetroot",
+    "foodPoints": 1.0,
+    "saturation": 2.4,
+    "effectiveQuality": 3.4,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1289,
+    "name": "beetroot_soup",
+    "stackSize": 1,
+    "displayName": "Beetroot Soup",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1340,
+    "name": "suspicious_stew",
+    "stackSize": 1,
+    "displayName": "Suspicious Stew",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1373,
+    "name": "sweet_berries",
+    "stackSize": 64,
+    "displayName": "Sweet Berries",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1374,
+    "name": "glow_berries",
+    "stackSize": 64,
+    "displayName": "Glow Berries",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1381,
+    "name": "honey_bottle",
+    "stackSize": 16,
+    "displayName": "Honey Bottle",
+    "foodPoints": 6.0,
+    "saturation": 14.400001,
+    "effectiveQuality": 20.400002,
+    "saturationRatio": 2.4
+  }
+]

mc/data/minecraft-data/pc/1.21.11/instruments.json

@@ -0,0 +1,94 @@
+[
+  {
+    "id": 0,
+    "name": "harp"
+  },
+  {
+    "id": 1,
+    "name": "basedrum"
+  },
+  {
+    "id": 2,
+    "name": "snare"
+  },
+  {
+    "id": 3,
+    "name": "hat"
+  },
+  {
+    "id": 4,
+    "name": "bass"
+  },
+  {
+    "id": 5,
+    "name": "flute"
+  },
+  {
+    "id": 6,
+    "name": "bell"
+  },
+  {
+    "id": 7,
+    "name": "guitar"
+  },
+  {
+    "id": 8,
+    "name": "chime"
+  },
+  {
+    "id": 9,
+    "name": "xylophone"
+  },
+  {
+    "id": 10,
+    "name": "iron_xylophone"
+  },
+  {
+    "id": 11,
+    "name": "cow_bell"
+  },
+  {
+    "id": 12,
+    "name": "didgeridoo"
+  },
+  {
+    "id": 13,
+    "name": "bit"
+  },
+  {
+    "id": 14,
+    "name": "banjo"
+  },
+  {
+    "id": 15,
+    "name": "pling"
+  },
+  {
+    "id": 16,
+    "name": "zombie"
+  },
+  {
+    "id": 17,
+    "name": "skeleton"
+  },
+  {
+    "id": 18,
+    "name": "creeper"
+  },
+  {
+    "id": 19,
+    "name": "dragon"
+  },
+  {
+    "id": 20,
+    "name": "wither_skeleton"
+  },
+  {
+    "id": 21,
+    "name": "piglin"
+  },
+  {
+    "id": 22,
+    "name": "custom_head"
+  }
+]

mc/data/minecraft-data/pc/1.21.11/materials.json

@@ -0,0 +1,233 @@
+{
+  "default": {},
+  "leaves": {
+    "1105": 1.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5
+  },
+  "coweb": {
+    "1105": 15.0,
+    "911": 15.0,
+    "916": 15.0,
+    "921": 15.0,
+    "926": 15.0,
+    "931": 15.0,
+    "936": 15.0,
+    "941": 15.0
+  },
+  "plant": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5
+  },
+  "gourd": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5
+  },
+  "vine_or_glow_lichen": {
+    "1105": 2.0
+  },
+  "wool": {
+    "1105": 1.0
+  },
+  "sword_instantly_mines": {
+    "911": 2.0,
+    "916": 1.0,
+    "921": 4.0,
+    "926": 12.0,
+    "931": 6.0,
+    "936": 8.0,
+    "941": 9.0
+  },
+  "sword_efficient": {
+    "911": 2.0,
+    "916": 1.0,
+    "921": 4.0,
+    "926": 12.0,
+    "931": 6.0,
+    "936": 8.0,
+    "941": 9.0
+  },
+  "incorrect_for_wooden_tool": {
+    "912": 2.0,
+    "913": 2.0,
+    "914": 2.0,
+    "915": 2.0
+  },
+  "mineable/shovel": {
+    "912": 2.0,
+    "917": 1.0,
+    "922": 4.0,
+    "927": 12.0,
+    "932": 6.0,
+    "937": 8.0,
+    "942": 9.0
+  },
+  "mineable/pickaxe": {
+    "913": 2.0,
+    "918": 1.0,
+    "923": 4.0,
+    "928": 12.0,
+    "933": 6.0,
+    "938": 8.0,
+    "943": 9.0
+  },
+  "mineable/axe": {
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  },
+  "mineable/hoe": {
+    "915": 2.0,
+    "920": 1.0,
+    "925": 4.0,
+    "930": 12.0,
+    "935": 6.0,
+    "940": 8.0,
+    "945": 9.0
+  },
+  "incorrect_for_copper_tool": {
+    "917": 1.0,
+    "918": 1.0,
+    "919": 1.0,
+    "920": 1.0
+  },
+  "incorrect_for_stone_tool": {
+    "922": 4.0,
+    "923": 4.0,
+    "924": 4.0,
+    "925": 4.0
+  },
+  "incorrect_for_gold_tool": {
+    "927": 12.0,
+    "928": 12.0,
+    "929": 12.0,
+    "930": 12.0
+  },
+  "incorrect_for_iron_tool": {
+    "932": 6.0,
+    "933": 6.0,
+    "934": 6.0,
+    "935": 6.0
+  },
+  "incorrect_for_diamond_tool": {
+    "937": 8.0,
+    "938": 8.0,
+    "939": 8.0,
+    "940": 8.0
+  },
+  "incorrect_for_netherite_tool": {
+    "942": 9.0,
+    "943": 9.0,
+    "944": 9.0,
+    "945": 9.0
+  },
+  "plant;mineable/axe": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  },
+  "gourd;mineable/axe": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  },
+  "leaves;mineable/hoe": {
+    "1105": 1.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "915": 2.0,
+    "920": 1.0,
+    "925": 4.0,
+    "930": 12.0,
+    "935": 6.0,
+    "940": 8.0,
+    "945": 9.0
+  },
+  "leaves;mineable/axe;mineable/hoe": {
+    "1105": 1.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0,
+    "915": 2.0,
+    "920": 1.0,
+    "925": 4.0,
+    "930": 12.0,
+    "935": 6.0,
+    "940": 8.0,
+    "945": 9.0
+  },
+  "vine_or_glow_lichen;plant;mineable/axe": {
+    "1105": 2.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  }
+}

mc/data/minecraft-data/pc/1.21.11/particles.json

@@ -0,0 +1,462 @@
+[
+  {
+    "id": 0,
+    "name": "angry_villager"
+  },
+  {
+    "id": 1,
+    "name": "block"
+  },
+  {
+    "id": 2,
+    "name": "block_marker"
+  },
+  {
+    "id": 3,
+    "name": "bubble"
+  },
+  {
+    "id": 4,
+    "name": "cloud"
+  },
+  {
+    "id": 5,
+    "name": "copper_fire_flame"
+  },
+  {
+    "id": 6,
+    "name": "crit"
+  },
+  {
+    "id": 7,
+    "name": "damage_indicator"
+  },
+  {
+    "id": 8,
+    "name": "dragon_breath"
+  },
+  {
+    "id": 9,
+    "name": "dripping_lava"
+  },
+  {
+    "id": 10,
+    "name": "falling_lava"
+  },
+  {
+    "id": 11,
+    "name": "landing_lava"
+  },
+  {
+    "id": 12,
+    "name": "dripping_water"
+  },
+  {
+    "id": 13,
+    "name": "falling_water"
+  },
+  {
+    "id": 14,
+    "name": "dust"
+  },
+  {
+    "id": 15,
+    "name": "dust_color_transition"
+  },
+  {
+    "id": 16,
+    "name": "effect"
+  },
+  {
+    "id": 17,
+    "name": "elder_guardian"
+  },
+  {
+    "id": 18,
+    "name": "enchanted_hit"
+  },
+  {
+    "id": 19,
+    "name": "enchant"
+  },
+  {
+    "id": 20,
+    "name": "end_rod"
+  },
+  {
+    "id": 21,
+    "name": "entity_effect"
+  },
+  {
+    "id": 22,
+    "name": "explosion_emitter"
+  },
+  {
+    "id": 23,
+    "name": "explosion"
+  },
+  {
+    "id": 24,
+    "name": "gust"
+  },
+  {
+    "id": 25,
+    "name": "small_gust"
+  },
+  {
+    "id": 26,
+    "name": "gust_emitter_large"
+  },
+  {
+    "id": 27,
+    "name": "gust_emitter_small"
+  },
+  {
+    "id": 28,
+    "name": "sonic_boom"
+  },
+  {
+    "id": 29,
+    "name": "falling_dust"
+  },
+  {
+    "id": 30,
+    "name": "firework"
+  },
+  {
+    "id": 31,
+    "name": "fishing"
+  },
+  {
+    "id": 32,
+    "name": "flame"
+  },
+  {
+    "id": 33,
+    "name": "infested"
+  },
+  {
+    "id": 34,
+    "name": "cherry_leaves"
+  },
+  {
+    "id": 35,
+    "name": "pale_oak_leaves"
+  },
+  {
+    "id": 36,
+    "name": "tinted_leaves"
+  },
+  {
+    "id": 37,
+    "name": "sculk_soul"
+  },
+  {
+    "id": 38,
+    "name": "sculk_charge"
+  },
+  {
+    "id": 39,
+    "name": "sculk_charge_pop"
+  },
+  {
+    "id": 40,
+    "name": "soul_fire_flame"
+  },
+  {
+    "id": 41,
+    "name": "soul"
+  },
+  {
+    "id": 42,
+    "name": "flash"
+  },
+  {
+    "id": 43,
+    "name": "happy_villager"
+  },
+  {
+    "id": 44,
+    "name": "composter"
+  },
+  {
+    "id": 45,
+    "name": "heart"
+  },
+  {
+    "id": 46,
+    "name": "instant_effect"
+  },
+  {
+    "id": 47,
+    "name": "item"
+  },
+  {
+    "id": 48,
+    "name": "vibration"
+  },
+  {
+    "id": 49,
+    "name": "trail"
+  },
+  {
+    "id": 50,
+    "name": "item_slime"
+  },
+  {
+    "id": 51,
+    "name": "item_cobweb"
+  },
+  {
+    "id": 52,
+    "name": "item_snowball"
+  },
+  {
+    "id": 53,
+    "name": "large_smoke"
+  },
+  {
+    "id": 54,
+    "name": "lava"
+  },
+  {
+    "id": 55,
+    "name": "mycelium"
+  },
+  {
+    "id": 56,
+    "name": "note"
+  },
+  {
+    "id": 57,
+    "name": "poof"
+  },
+  {
+    "id": 58,
+    "name": "portal"
+  },
+  {
+    "id": 59,
+    "name": "rain"
+  },
+  {
+    "id": 60,
+    "name": "smoke"
+  },
+  {
+    "id": 61,
+    "name": "white_smoke"
+  },
+  {
+    "id": 62,
+    "name": "sneeze"
+  },
+  {
+    "id": 63,
+    "name": "spit"
+  },
+  {
+    "id": 64,
+    "name": "squid_ink"
+  },
+  {
+    "id": 65,
+    "name": "sweep_attack"
+  },
+  {
+    "id": 66,
+    "name": "totem_of_undying"
+  },
+  {
+    "id": 67,
+    "name": "underwater"
+  },
+  {
+    "id": 68,
+    "name": "splash"
+  },
+  {
+    "id": 69,
+    "name": "witch"
+  },
+  {
+    "id": 70,
+    "name": "bubble_pop"
+  },
+  {
+    "id": 71,
+    "name": "current_down"
+  },
+  {
+    "id": 72,
+    "name": "bubble_column_up"
+  },
+  {
+    "id": 73,
+    "name": "nautilus"
+  },
+  {
+    "id": 74,
+    "name": "dolphin"
+  },
+  {
+    "id": 75,
+    "name": "campfire_cosy_smoke"
+  },
+  {
+    "id": 76,
+    "name": "campfire_signal_smoke"
+  },
+  {
+    "id": 77,
+    "name": "dripping_honey"
+  },
+  {
+    "id": 78,
+    "name": "falling_honey"
+  },
+  {
+    "id": 79,
+    "name": "landing_honey"
+  },
+  {
+    "id": 80,
+    "name": "falling_nectar"
+  },
+  {
+    "id": 81,
+    "name": "falling_spore_blossom"
+  },
+  {
+    "id": 82,
+    "name": "ash"
+  },
+  {
+    "id": 83,
+    "name": "crimson_spore"
+  },
+  {
+    "id": 84,
+    "name": "warped_spore"
+  },
+  {
+    "id": 85,
+    "name": "spore_blossom_air"
+  },
+  {
+    "id": 86,
+    "name": "dripping_obsidian_tear"
+  },
+  {
+    "id": 87,
+    "name": "falling_obsidian_tear"
+  },
+  {
+    "id": 88,
+    "name": "landing_obsidian_tear"
+  },
+  {
+    "id": 89,
+    "name": "reverse_portal"
+  },
+  {
+    "id": 90,
+    "name": "white_ash"
+  },
+  {
+    "id": 91,
+    "name": "small_flame"
+  },
+  {
+    "id": 92,
+    "name": "snowflake"
+  },
+  {
+    "id": 93,
+    "name": "dripping_dripstone_lava"
+  },
+  {
+    "id": 94,
+    "name": "falling_dripstone_lava"
+  },
+  {
+    "id": 95,
+    "name": "dripping_dripstone_water"
+  },
+  {
+    "id": 96,
+    "name": "falling_dripstone_water"
+  },
+  {
+    "id": 97,
+    "name": "glow_squid_ink"
+  },
+  {
+    "id": 98,
+    "name": "glow"
+  },
+  {
+    "id": 99,
+    "name": "wax_on"
+  },
+  {
+    "id": 100,
+    "name": "wax_off"
+  },
+  {
+    "id": 101,
+    "name": "electric_spark"
+  },
+  {
+    "id": 102,
+    "name": "scrape"
+  },
+  {
+    "id": 103,
+    "name": "shriek"
+  },
+  {
+    "id": 104,
+    "name": "egg_crack"
+  },
+  {
+    "id": 105,
+    "name": "dust_plume"
+  },
+  {
+    "id": 106,
+    "name": "trial_spawner_detection"
+  },
+  {
+    "id": 107,
+    "name": "trial_spawner_detection_ominous"
+  },
+  {
+    "id": 108,
+    "name": "vault_connection"
+  },
+  {
+    "id": 109,
+    "name": "dust_pillar"
+  },
+  {
+    "id": 110,
+    "name": "ominous_spawning"
+  },
+  {
+    "id": 111,
+    "name": "raid_omen"
+  },
+  {
+    "id": 112,
+    "name": "trial_omen"
+  },
+  {
+    "id": 113,
+    "name": "block_crumble"
+  },
+  {
+    "id": 114,
+    "name": "firefly"
+  }
+]

mc/data/minecraft-data/pc/1.21.11/tints.json

@@ -0,0 +1,465 @@
+{
+  "grass": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "eroded_badlands",
+          "wooded_badlands"
+        ],
+        "color": -7306931
+      },
+      {
+        "keys": [
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "cold_ocean",
+          "crimson_forest",
+          "deep_cold_ocean",
+          "deep_dark",
+          "deep_frozen_ocean",
+          "deep_lukewarm_ocean",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "flower_forest",
+          "forest",
+          "frozen_ocean",
+          "frozen_peaks",
+          "frozen_river",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lukewarm_ocean",
+          "lush_caves",
+          "meadow",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_beach",
+          "snowy_plains",
+          "snowy_slopes",
+          "snowy_taiga",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warm_ocean",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna"
+        ],
+        "color": 0
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": -4793503
+      },
+      {
+        "keys": [
+          "dark_forest"
+        ],
+        "color": 1317381
+      },
+      {
+        "keys": [
+          "mangrove_swamp",
+          "swamp"
+        ],
+        "color": 6975545
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": -8945038
+      }
+    ]
+  },
+  "foliage": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "eroded_badlands",
+          "wooded_badlands"
+        ],
+        "color": -6389427
+      },
+      {
+        "keys": [
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "cold_ocean",
+          "crimson_forest",
+          "dark_forest",
+          "deep_cold_ocean",
+          "deep_dark",
+          "deep_frozen_ocean",
+          "deep_lukewarm_ocean",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "flower_forest",
+          "forest",
+          "frozen_ocean",
+          "frozen_peaks",
+          "frozen_river",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lukewarm_ocean",
+          "lush_caves",
+          "meadow",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_beach",
+          "snowy_plains",
+          "snowy_slopes",
+          "snowy_taiga",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warm_ocean",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna"
+        ],
+        "color": 0
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": -4793503
+      },
+      {
+        "keys": [
+          "mangrove_swamp"
+        ],
+        "color": -7491289
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": -7893642
+      },
+      {
+        "keys": [
+          "swamp"
+        ],
+        "color": -9801671
+      }
+    ]
+  },
+  "water": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "crimson_forest",
+          "dark_forest",
+          "deep_dark",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "eroded_badlands",
+          "flower_forest",
+          "forest",
+          "frozen_peaks",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lush_caves",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_plains",
+          "snowy_slopes",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna",
+          "wooded_badlands"
+        ],
+        "color": -12618012
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": -10635281
+      },
+      {
+        "keys": [
+          "cold_ocean",
+          "deep_cold_ocean",
+          "snowy_beach",
+          "snowy_taiga"
+        ],
+        "color": -12757034
+      },
+      {
+        "keys": [
+          "deep_frozen_ocean",
+          "frozen_ocean",
+          "frozen_river"
+        ],
+        "color": -13027127
+      },
+      {
+        "keys": [
+          "deep_lukewarm_ocean",
+          "lukewarm_ocean"
+        ],
+        "color": -12210702
+      },
+      {
+        "keys": [
+          "mangrove_swamp"
+        ],
+        "color": -12944790
+      },
+      {
+        "keys": [
+          "meadow"
+        ],
+        "color": -15839537
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": -9008995
+      },
+      {
+        "keys": [
+          "swamp"
+        ],
+        "color": -10388636
+      },
+      {
+        "keys": [
+          "warm_ocean"
+        ],
+        "color": -12331538
+      }
+    ]
+  },
+  "redstone": {
+    "data": [
+      {
+        "keys": [
+          0
+        ],
+        "color": 4980736
+      },
+      {
+        "keys": [
+          1
+        ],
+        "color": 7340032
+      },
+      {
+        "keys": [
+          2
+        ],
+        "color": 7995392
+      },
+      {
+        "keys": [
+          3
+        ],
+        "color": 8650752
+      },
+      {
+        "keys": [
+          4
+        ],
+        "color": 9306112
+      },
+      {
+        "keys": [
+          5
+        ],
+        "color": 10027008
+      },
+      {
+        "keys": [
+          6
+        ],
+        "color": 10682368
+      },
+      {
+        "keys": [
+          7
+        ],
+        "color": 11337728
+      },
+      {
+        "keys": [
+          8
+        ],
+        "color": 11993088
+      },
+      {
+        "keys": [
+          9
+        ],
+        "color": 12648448
+      },
+      {
+        "keys": [
+          10
+        ],
+        "color": 13369344
+      },
+      {
+        "keys": [
+          11
+        ],
+        "color": 14024704
+      },
+      {
+        "keys": [
+          12
+        ],
+        "color": 14680064
+      },
+      {
+        "keys": [
+          13
+        ],
+        "color": 15336960
+      },
+      {
+        "keys": [
+          14
+        ],
+        "color": 15997696
+      },
+      {
+        "keys": [
+          15
+        ],
+        "color": 16724480
+      }
+    ]
+  },
+  "constant": {
+    "data": [
+      {
+        "keys": [
+          "birch_leaves"
+        ],
+        "color": -8345771
+      },
+      {
+        "keys": [
+          "spruce_leaves"
+        ],
+        "color": -10380959
+      },
+      {
+        "keys": [
+          "lily_pad"
+        ],
+        "color": -14647248
+      },
+      {
+        "keys": [
+          "attached_melon_stem"
+        ],
+        "color": -2046180
+      },
+      {
+        "keys": [
+          "attached_pumpkin_stem"
+        ],
+        "color": -2046180
+      },
+      {
+        "keys": [
+          "melon_stem"
+        ],
+        "color": -16711936
+      },
+      {
+        "keys": [
+          "pumpkin_stem"
+        ],
+        "color": -16711936
+      }
+    ]
+  }
+}

mc/data/minecraft-data/pc/1.21.11/version.json

@@ -0,0 +1,6 @@
+{
+  "version": 774,
+  "minecraftVersion": "1.21.11",
+  "majorVersion": "1.21",
+  "releaseType": "release"
+}

mc/data/minecraft-data/pc/1.21.8/attributes.json

@@ -0,0 +1,247 @@
+[
+  {
+    "name": "armor",
+    "resource": "minecraft:armor",
+    "min": 0.0,
+    "max": 30.0,
+    "default": 0.0
+  },
+  {
+    "name": "armorToughness",
+    "resource": "minecraft:armor_toughness",
+    "min": 0.0,
+    "max": 20.0,
+    "default": 0.0
+  },
+  {
+    "name": "attackDamage",
+    "resource": "minecraft:attack_damage",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 2.0
+  },
+  {
+    "name": "attackKnockback",
+    "resource": "minecraft:attack_knockback",
+    "min": 0.0,
+    "max": 5.0,
+    "default": 0.0
+  },
+  {
+    "name": "attackSpeed",
+    "resource": "minecraft:attack_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 4.0
+  },
+  {
+    "name": "blockBreakSpeed",
+    "resource": "minecraft:block_break_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 1.0
+  },
+  {
+    "name": "blockInteractionRange",
+    "resource": "minecraft:block_interaction_range",
+    "min": 0.0,
+    "max": 64.0,
+    "default": 4.5
+  },
+  {
+    "name": "burningTime",
+    "resource": "minecraft:burning_time",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 1.0
+  },
+  {
+    "name": "cameraDistance",
+    "resource": "minecraft:camera_distance",
+    "min": 0.0,
+    "max": 32.0,
+    "default": 4.0
+  },
+  {
+    "name": "explosionKnockbackResistance",
+    "resource": "minecraft:explosion_knockback_resistance",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "entityInteractionRange",
+    "resource": "minecraft:entity_interaction_range",
+    "min": 0.0,
+    "max": 64.0,
+    "default": 3.0
+  },
+  {
+    "name": "fallDamageMultiplier",
+    "resource": "minecraft:fall_damage_multiplier",
+    "min": 0.0,
+    "max": 100.0,
+    "default": 1.0
+  },
+  {
+    "name": "flyingSpeed",
+    "resource": "minecraft:flying_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.4
+  },
+  {
+    "name": "followRange",
+    "resource": "minecraft:follow_range",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 32.0
+  },
+  {
+    "name": "gravity",
+    "resource": "minecraft:gravity",
+    "min": -1.0,
+    "max": 1.0,
+    "default": 0.08
+  },
+  {
+    "name": "jumpStrength",
+    "resource": "minecraft:jump_strength",
+    "min": 0.0,
+    "max": 32.0,
+    "default": 0.41999998688697815
+  },
+  {
+    "name": "knockbackResistance",
+    "resource": "minecraft:knockback_resistance",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "luck",
+    "resource": "minecraft:luck",
+    "min": -1024.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "maxAbsorption",
+    "resource": "minecraft:max_absorption",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 0.0
+  },
+  {
+    "name": "maxHealth",
+    "resource": "minecraft:max_health",
+    "min": 1.0,
+    "max": 1024.0,
+    "default": 20.0
+  },
+  {
+    "name": "miningEfficiency",
+    "resource": "minecraft:mining_efficiency",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "movementEfficiency",
+    "resource": "minecraft:movement_efficiency",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "movementSpeed",
+    "resource": "minecraft:movement_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.7
+  },
+  {
+    "name": "oxygenBonus",
+    "resource": "minecraft:oxygen_bonus",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "safeFallDistance",
+    "resource": "minecraft:safe_fall_distance",
+    "min": -1024.0,
+    "max": 1024.0,
+    "default": 3.0
+  },
+  {
+    "name": "scale",
+    "resource": "minecraft:scale",
+    "min": 0.0625,
+    "max": 16.0,
+    "default": 1.0
+  },
+  {
+    "name": "sneakingSpeed",
+    "resource": "minecraft:sneaking_speed",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.3
+  },
+  {
+    "name": "spawnReinforcements",
+    "resource": "minecraft:spawn_reinforcements",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "stepHeight",
+    "resource": "minecraft:step_height",
+    "min": 0.0,
+    "max": 10.0,
+    "default": 0.6
+  },
+  {
+    "name": "submergedMiningSpeed",
+    "resource": "minecraft:submerged_mining_speed",
+    "min": 0.0,
+    "max": 20.0,
+    "default": 0.2
+  },
+  {
+    "name": "sweepingDamageRatio",
+    "resource": "minecraft:sweeping_damage_ratio",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "temptRange",
+    "resource": "minecraft:tempt_range",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 10.0
+  },
+  {
+    "name": "waterMovementEfficiency",
+    "resource": "minecraft:water_movement_efficiency",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "waypointTransmitRange",
+    "resource": "minecraft:waypoint_transmit_range",
+    "min": 0.0,
+    "max": 6.0E7,
+    "default": 0.0
+  },
+  {
+    "name": "waypointReceiveRange",
+    "resource": "minecraft:waypoint_receive_range",
+    "min": 0.0,
+    "max": 6.0E7,
+    "default": 0.0
+  }
+]

mc/data/minecraft-data/pc/1.21.8/biomes.json

@@ -0,0 +1,652 @@
+[
+  {
+    "id": 0,
+    "name": "badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Badlands",
+    "color": 7254527
+  },
+  {
+    "id": 1,
+    "name": "bamboo_jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Bamboo Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 2,
+    "name": "basalt_deltas",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Basalt Deltas",
+    "color": 7254527
+  },
+  {
+    "id": 3,
+    "name": "beach",
+    "category": "beach",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Beach",
+    "color": 7907327
+  },
+  {
+    "id": 4,
+    "name": "birch_forest",
+    "category": "forest",
+    "temperature": 0.6,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Birch Forest",
+    "color": 8037887
+  },
+  {
+    "id": 5,
+    "name": "cherry_grove",
+    "category": "forest",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Cherry Grove",
+    "color": 8103167
+  },
+  {
+    "id": 6,
+    "name": "cold_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Cold Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 7,
+    "name": "crimson_forest",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Crimson Forest",
+    "color": 7254527
+  },
+  {
+    "id": 8,
+    "name": "dark_forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Dark Forest",
+    "color": 7972607
+  },
+  {
+    "id": 9,
+    "name": "deep_cold_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Cold Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 10,
+    "name": "deep_dark",
+    "category": "underground",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Dark",
+    "color": 7907327
+  },
+  {
+    "id": 11,
+    "name": "deep_frozen_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Frozen Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 12,
+    "name": "deep_lukewarm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Lukewarm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 13,
+    "name": "deep_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 14,
+    "name": "desert",
+    "category": "desert",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Desert",
+    "color": 7254527
+  },
+  {
+    "id": 15,
+    "name": "dripstone_caves",
+    "category": "underground",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Dripstone Caves",
+    "color": 7907327
+  },
+  {
+    "id": 16,
+    "name": "end_barrens",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Barrens",
+    "color": 0
+  },
+  {
+    "id": 17,
+    "name": "end_highlands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Highlands",
+    "color": 0
+  },
+  {
+    "id": 18,
+    "name": "end_midlands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Midlands",
+    "color": 0
+  },
+  {
+    "id": 19,
+    "name": "eroded_badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Eroded Badlands",
+    "color": 7254527
+  },
+  {
+    "id": 20,
+    "name": "flower_forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Flower Forest",
+    "color": 7972607
+  },
+  {
+    "id": 21,
+    "name": "forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Forest",
+    "color": 7972607
+  },
+  {
+    "id": 22,
+    "name": "frozen_ocean",
+    "category": "ocean",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen Ocean",
+    "color": 8364543
+  },
+  {
+    "id": 23,
+    "name": "frozen_peaks",
+    "category": "ice",
+    "temperature": -0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen Peaks",
+    "color": 8756735
+  },
+  {
+    "id": 24,
+    "name": "frozen_river",
+    "category": "ice",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen River",
+    "color": 8364543
+  },
+  {
+    "id": 25,
+    "name": "grove",
+    "category": "forest",
+    "temperature": -0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Grove",
+    "color": 8495359
+  },
+  {
+    "id": 26,
+    "name": "ice_spikes",
+    "category": "ice",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Ice Spikes",
+    "color": 8364543
+  },
+  {
+    "id": 27,
+    "name": "jagged_peaks",
+    "category": "mountain",
+    "temperature": -0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Jagged Peaks",
+    "color": 8756735
+  },
+  {
+    "id": 28,
+    "name": "jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 29,
+    "name": "lukewarm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Lukewarm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 30,
+    "name": "lush_caves",
+    "category": "underground",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Lush Caves",
+    "color": 8103167
+  },
+  {
+    "id": 31,
+    "name": "mangrove_swamp",
+    "category": "forest",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Mangrove Swamp",
+    "color": 7907327
+  },
+  {
+    "id": 32,
+    "name": "meadow",
+    "category": "mountain",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Meadow",
+    "color": 8103167
+  },
+  {
+    "id": 33,
+    "name": "mushroom_fields",
+    "category": "mushroom",
+    "temperature": 0.9,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Mushroom Fields",
+    "color": 7842047
+  },
+  {
+    "id": 34,
+    "name": "nether_wastes",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Nether Wastes",
+    "color": 7254527
+  },
+  {
+    "id": 35,
+    "name": "ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 36,
+    "name": "old_growth_birch_forest",
+    "category": "forest",
+    "temperature": 0.6,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Birch Forest",
+    "color": 8037887
+  },
+  {
+    "id": 37,
+    "name": "old_growth_pine_taiga",
+    "category": "taiga",
+    "temperature": 0.3,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Pine Taiga",
+    "color": 8168447
+  },
+  {
+    "id": 38,
+    "name": "old_growth_spruce_taiga",
+    "category": "taiga",
+    "temperature": 0.25,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Spruce Taiga",
+    "color": 8233983
+  },
+  {
+    "id": 39,
+    "name": "pale_garden",
+    "category": "none",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Pale Garden",
+    "color": 12171705
+  },
+  {
+    "id": 40,
+    "name": "plains",
+    "category": "plains",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Plains",
+    "color": 7907327
+  },
+  {
+    "id": 41,
+    "name": "river",
+    "category": "river",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "River",
+    "color": 8103167
+  },
+  {
+    "id": 42,
+    "name": "savanna",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Savanna",
+    "color": 7254527
+  },
+  {
+    "id": 43,
+    "name": "savanna_plateau",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Savanna Plateau",
+    "color": 7254527
+  },
+  {
+    "id": 44,
+    "name": "small_end_islands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "Small End Islands",
+    "color": 0
+  },
+  {
+    "id": 45,
+    "name": "snowy_beach",
+    "category": "beach",
+    "temperature": 0.05,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Beach",
+    "color": 8364543
+  },
+  {
+    "id": 46,
+    "name": "snowy_plains",
+    "category": "plains",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Plains",
+    "color": 8364543
+  },
+  {
+    "id": 47,
+    "name": "snowy_slopes",
+    "category": "mountain",
+    "temperature": -0.3,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Slopes",
+    "color": 8560639
+  },
+  {
+    "id": 48,
+    "name": "snowy_taiga",
+    "category": "taiga",
+    "temperature": -0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Taiga",
+    "color": 8625919
+  },
+  {
+    "id": 49,
+    "name": "soul_sand_valley",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Soul Sand Valley",
+    "color": 7254527
+  },
+  {
+    "id": 50,
+    "name": "sparse_jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Sparse Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 51,
+    "name": "stony_peaks",
+    "category": "mountain",
+    "temperature": 1.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Stony Peaks",
+    "color": 7776511
+  },
+  {
+    "id": 52,
+    "name": "stony_shore",
+    "category": "beach",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Stony Shore",
+    "color": 8233727
+  },
+  {
+    "id": 53,
+    "name": "sunflower_plains",
+    "category": "plains",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Sunflower Plains",
+    "color": 7907327
+  },
+  {
+    "id": 54,
+    "name": "swamp",
+    "category": "swamp",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Swamp",
+    "color": 7907327
+  },
+  {
+    "id": 55,
+    "name": "taiga",
+    "category": "taiga",
+    "temperature": 0.25,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Taiga",
+    "color": 8233983
+  },
+  {
+    "id": 56,
+    "name": "the_end",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "The End",
+    "color": 0
+  },
+  {
+    "id": 57,
+    "name": "the_void",
+    "category": "none",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "The Void",
+    "color": 8103167
+  },
+  {
+    "id": 58,
+    "name": "warm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Warm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 59,
+    "name": "warped_forest",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Warped Forest",
+    "color": 7254527
+  },
+  {
+    "id": 60,
+    "name": "windswept_forest",
+    "category": "forest",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Forest",
+    "color": 8233727
+  },
+  {
+    "id": 61,
+    "name": "windswept_gravelly_hills",
+    "category": "extreme_hills",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Gravelly Hills",
+    "color": 8233727
+  },
+  {
+    "id": 62,
+    "name": "windswept_hills",
+    "category": "extreme_hills",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Hills",
+    "color": 8233727
+  },
+  {
+    "id": 63,
+    "name": "windswept_savanna",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Windswept Savanna",
+    "color": 7254527
+  },
+  {
+    "id": 64,
+    "name": "wooded_badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Wooded Badlands",
+    "color": 7254527
+  }
+]

mc/data/minecraft-data/pc/1.21.8/effects.json

@@ -0,0 +1,236 @@
+[
+  {
+    "id": 0,
+    "name": "Speed",
+    "displayName": "Speed",
+    "type": "good"
+  },
+  {
+    "id": 1,
+    "name": "Slowness",
+    "displayName": "Slowness",
+    "type": "bad"
+  },
+  {
+    "id": 2,
+    "name": "Haste",
+    "displayName": "Haste",
+    "type": "good"
+  },
+  {
+    "id": 3,
+    "name": "MiningFatigue",
+    "displayName": "Mining Fatigue",
+    "type": "bad"
+  },
+  {
+    "id": 4,
+    "name": "Strength",
+    "displayName": "Strength",
+    "type": "good"
+  },
+  {
+    "id": 5,
+    "name": "InstantHealth",
+    "displayName": "Instant Health",
+    "type": "good"
+  },
+  {
+    "id": 6,
+    "name": "InstantDamage",
+    "displayName": "Instant Damage",
+    "type": "bad"
+  },
+  {
+    "id": 7,
+    "name": "JumpBoost",
+    "displayName": "Jump Boost",
+    "type": "good"
+  },
+  {
+    "id": 8,
+    "name": "Nausea",
+    "displayName": "Nausea",
+    "type": "bad"
+  },
+  {
+    "id": 9,
+    "name": "Regeneration",
+    "displayName": "Regeneration",
+    "type": "good"
+  },
+  {
+    "id": 10,
+    "name": "Resistance",
+    "displayName": "Resistance",
+    "type": "good"
+  },
+  {
+    "id": 11,
+    "name": "FireResistance",
+    "displayName": "Fire Resistance",
+    "type": "good"
+  },
+  {
+    "id": 12,
+    "name": "WaterBreathing",
+    "displayName": "Water Breathing",
+    "type": "good"
+  },
+  {
+    "id": 13,
+    "name": "Invisibility",
+    "displayName": "Invisibility",
+    "type": "good"
+  },
+  {
+    "id": 14,
+    "name": "Blindness",
+    "displayName": "Blindness",
+    "type": "bad"
+  },
+  {
+    "id": 15,
+    "name": "NightVision",
+    "displayName": "Night Vision",
+    "type": "good"
+  },
+  {
+    "id": 16,
+    "name": "Hunger",
+    "displayName": "Hunger",
+    "type": "bad"
+  },
+  {
+    "id": 17,
+    "name": "Weakness",
+    "displayName": "Weakness",
+    "type": "bad"
+  },
+  {
+    "id": 18,
+    "name": "Poison",
+    "displayName": "Poison",
+    "type": "bad"
+  },
+  {
+    "id": 19,
+    "name": "Wither",
+    "displayName": "Wither",
+    "type": "bad"
+  },
+  {
+    "id": 20,
+    "name": "HealthBoost",
+    "displayName": "Health Boost",
+    "type": "good"
+  },
+  {
+    "id": 21,
+    "name": "Absorption",
+    "displayName": "Absorption",
+    "type": "good"
+  },
+  {
+    "id": 22,
+    "name": "Saturation",
+    "displayName": "Saturation",
+    "type": "good"
+  },
+  {
+    "id": 23,
+    "name": "Glowing",
+    "displayName": "Glowing",
+    "type": "bad"
+  },
+  {
+    "id": 24,
+    "name": "Levitation",
+    "displayName": "Levitation",
+    "type": "bad"
+  },
+  {
+    "id": 25,
+    "name": "Luck",
+    "displayName": "Luck",
+    "type": "good"
+  },
+  {
+    "id": 26,
+    "name": "BadLuck",
+    "displayName": "Bad Luck",
+    "type": "bad"
+  },
+  {
+    "id": 27,
+    "name": "SlowFalling",
+    "displayName": "Slow Falling",
+    "type": "good"
+  },
+  {
+    "id": 28,
+    "name": "ConduitPower",
+    "displayName": "Conduit Power",
+    "type": "good"
+  },
+  {
+    "id": 29,
+    "name": "DolphinsGrace",
+    "displayName": "Dolphin's Grace",
+    "type": "good"
+  },
+  {
+    "id": 30,
+    "name": "BadOmen",
+    "displayName": "Bad Omen",
+    "type": "bad"
+  },
+  {
+    "id": 31,
+    "name": "HeroOfTheVillage",
+    "displayName": "Hero of the Village",
+    "type": "good"
+  },
+  {
+    "id": 32,
+    "name": "Darkness",
+    "displayName": "Darkness",
+    "type": "bad"
+  },
+  {
+    "id": 33,
+    "name": "TrialOmen",
+    "displayName": "Trial Omen",
+    "type": "bad"
+  },
+  {
+    "id": 34,
+    "name": "RaidOmen",
+    "displayName": "Raid Omen",
+    "type": "bad"
+  },
+  {
+    "id": 35,
+    "name": "WindCharged",
+    "displayName": "Wind Charged",
+    "type": "bad"
+  },
+  {
+    "id": 36,
+    "name": "Weaving",
+    "displayName": "Weaving",
+    "type": "bad"
+  },
+  {
+    "id": 37,
+    "name": "Oozing",
+    "displayName": "Oozing",
+    "type": "bad"
+  },
+  {
+    "id": 38,
+    "name": "Infested",
+    "displayName": "Infested",
+    "type": "bad"
+  }
+]

mc/data/minecraft-data/pc/1.21.8/enchantments.json

@@ -0,0 +1,959 @@
+[
+  {
+    "id": 0,
+    "name": "aqua_affinity",
+    "displayName": "Aqua Affinity",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "head_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 1,
+    "name": "bane_of_arthropods",
+    "displayName": "Bane of Arthropods",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "breach",
+      "density",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "weapon",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 2,
+    "name": "binding_curse",
+    "displayName": "Curse of Binding",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": true,
+    "exclude": [],
+    "category": "equippable",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 3,
+    "name": "blast_protection",
+    "displayName": "Blast Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "fire_protection",
+      "projectile_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 4,
+    "name": "breach",
+    "displayName": "Breach",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "density",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "mace",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 5,
+    "name": "channeling",
+    "displayName": "Channeling",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "riptide"
+    ],
+    "category": "trident",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 6,
+    "name": "density",
+    "displayName": "Density",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "mace",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 7,
+    "name": "depth_strider",
+    "displayName": "Depth Strider",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "frost_walker"
+    ],
+    "category": "foot_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 8,
+    "name": "efficiency",
+    "displayName": "Efficiency",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "mining",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 9,
+    "name": "feather_falling",
+    "displayName": "Feather Falling",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "foot_armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 10,
+    "name": "fire_aspect",
+    "displayName": "Fire Aspect",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fire_aspect",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 11,
+    "name": "fire_protection",
+    "displayName": "Fire Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "projectile_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 12,
+    "name": "flame",
+    "displayName": "Flame",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 13,
+    "name": "fortune",
+    "displayName": "Fortune",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "silk_touch"
+    ],
+    "category": "mining_loot",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 14,
+    "name": "frost_walker",
+    "displayName": "Frost Walker",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [
+      "depth_strider"
+    ],
+    "category": "foot_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 15,
+    "name": "impaling",
+    "displayName": "Impaling",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "sharpness",
+      "smite"
+    ],
+    "category": "trident",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 16,
+    "name": "infinity",
+    "displayName": "Infinity",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "mending"
+    ],
+    "category": "bow",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 17,
+    "name": "knockback",
+    "displayName": "Knockback",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "sword",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 18,
+    "name": "looting",
+    "displayName": "Looting",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "sword",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 19,
+    "name": "loyalty",
+    "displayName": "Loyalty",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "riptide"
+    ],
+    "category": "trident",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 20,
+    "name": "luck_of_the_sea",
+    "displayName": "Luck of the Sea",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fishing",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 21,
+    "name": "lure",
+    "displayName": "Lure",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fishing",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 22,
+    "name": "mending",
+    "displayName": "Mending",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [
+      "infinity"
+    ],
+    "category": "durability",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 23,
+    "name": "multishot",
+    "displayName": "Multishot",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "piercing"
+    ],
+    "category": "crossbow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 24,
+    "name": "piercing",
+    "displayName": "Piercing",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "multishot"
+    ],
+    "category": "crossbow",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 25,
+    "name": "power",
+    "displayName": "Power",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 26,
+    "name": "projectile_protection",
+    "displayName": "Projectile Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "fire_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 27,
+    "name": "protection",
+    "displayName": "Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "fire_protection",
+      "projectile_protection"
+    ],
+    "category": "armor",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 28,
+    "name": "punch",
+    "displayName": "Punch",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 29,
+    "name": "quick_charge",
+    "displayName": "Quick Charge",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "crossbow",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 30,
+    "name": "respiration",
+    "displayName": "Respiration",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "head_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 31,
+    "name": "riptide",
+    "displayName": "Riptide",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "channeling",
+      "loyalty"
+    ],
+    "category": "trident",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 32,
+    "name": "sharpness",
+    "displayName": "Sharpness",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "impaling",
+      "smite"
+    ],
+    "category": "sharp_weapon",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 33,
+    "name": "silk_touch",
+    "displayName": "Silk Touch",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "fortune"
+    ],
+    "category": "mining_loot",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 34,
+    "name": "smite",
+    "displayName": "Smite",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "impaling",
+      "sharpness"
+    ],
+    "category": "weapon",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 35,
+    "name": "soul_speed",
+    "displayName": "Soul Speed",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "foot_armor",
+    "weight": 1,
+    "tradeable": false,
+    "discoverable": false
+  },
+  {
+    "id": 36,
+    "name": "sweeping_edge",
+    "displayName": "Sweeping Edge",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "sword",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 37,
+    "name": "swift_sneak",
+    "displayName": "Swift Sneak",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "leg_armor",
+    "weight": 1,
+    "tradeable": false,
+    "discoverable": false
+  },
+  {
+    "id": 38,
+    "name": "thorns",
+    "displayName": "Thorns",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "armor",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 39,
+    "name": "unbreaking",
+    "displayName": "Unbreaking",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "durability",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 40,
+    "name": "vanishing_curse",
+    "displayName": "Curse of Vanishing",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": true,
+    "exclude": [],
+    "category": "vanishing",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 41,
+    "name": "wind_burst",
+    "displayName": "Wind Burst",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "mace",
+    "weight": 2,
+    "tradeable": false,
+    "discoverable": false
+  }
+]

mc/data/minecraft-data/pc/1.21.8/foods.json

@@ -0,0 +1,402 @@
+[
+  {
+    "id": 857,
+    "name": "apple",
+    "stackSize": 64,
+    "displayName": "Apple",
+    "foodPoints": 4.0,
+    "saturation": 19.2,
+    "effectiveQuality": 23.2,
+    "saturationRatio": 4.8
+  },
+  {
+    "id": 906,
+    "name": "mushroom_stew",
+    "stackSize": 1,
+    "displayName": "Mushroom Stew",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 912,
+    "name": "bread",
+    "stackSize": 64,
+    "displayName": "Bread",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 938,
+    "name": "porkchop",
+    "stackSize": 64,
+    "displayName": "Raw Porkchop",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 939,
+    "name": "cooked_porkchop",
+    "stackSize": 64,
+    "displayName": "Cooked Porkchop",
+    "foodPoints": 8.0,
+    "saturation": 204.8,
+    "effectiveQuality": 212.8,
+    "saturationRatio": 25.6
+  },
+  {
+    "id": 941,
+    "name": "golden_apple",
+    "stackSize": 64,
+    "displayName": "Golden Apple",
+    "foodPoints": 4.0,
+    "saturation": 76.8,
+    "effectiveQuality": 80.8,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 942,
+    "name": "enchanted_golden_apple",
+    "stackSize": 64,
+    "displayName": "Enchanted Golden Apple",
+    "foodPoints": 4.0,
+    "saturation": 76.8,
+    "effectiveQuality": 80.8,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1012,
+    "name": "cod",
+    "stackSize": 64,
+    "displayName": "Raw Cod",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1013,
+    "name": "salmon",
+    "stackSize": 64,
+    "displayName": "Raw Salmon",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1014,
+    "name": "tropical_fish",
+    "stackSize": 64,
+    "displayName": "Tropical Fish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1015,
+    "name": "pufferfish",
+    "stackSize": 64,
+    "displayName": "Pufferfish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1016,
+    "name": "cooked_cod",
+    "stackSize": 64,
+    "displayName": "Cooked Cod",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1017,
+    "name": "cooked_salmon",
+    "stackSize": 64,
+    "displayName": "Cooked Salmon",
+    "foodPoints": 6.0,
+    "saturation": 115.200005,
+    "effectiveQuality": 121.200005,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1057,
+    "name": "cookie",
+    "stackSize": 64,
+    "displayName": "Cookie",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1061,
+    "name": "melon_slice",
+    "stackSize": 64,
+    "displayName": "Melon Slice",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1062,
+    "name": "dried_kelp",
+    "stackSize": 64,
+    "displayName": "Dried Kelp",
+    "foodPoints": 1.0,
+    "saturation": 1.2,
+    "effectiveQuality": 2.2,
+    "saturationRatio": 1.2
+  },
+  {
+    "id": 1065,
+    "name": "beef",
+    "stackSize": 64,
+    "displayName": "Raw Beef",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 1066,
+    "name": "cooked_beef",
+    "stackSize": 64,
+    "displayName": "Steak",
+    "foodPoints": 8.0,
+    "saturation": 204.8,
+    "effectiveQuality": 212.8,
+    "saturationRatio": 25.6
+  },
+  {
+    "id": 1067,
+    "name": "chicken",
+    "stackSize": 64,
+    "displayName": "Raw Chicken",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1068,
+    "name": "cooked_chicken",
+    "stackSize": 64,
+    "displayName": "Cooked Chicken",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1069,
+    "name": "rotten_flesh",
+    "stackSize": 64,
+    "displayName": "Rotten Flesh",
+    "foodPoints": 4.0,
+    "saturation": 6.4,
+    "effectiveQuality": 10.4,
+    "saturationRatio": 1.6
+  },
+  {
+    "id": 1077,
+    "name": "spider_eye",
+    "stackSize": 64,
+    "displayName": "Spider Eye",
+    "foodPoints": 2.0,
+    "saturation": 12.8,
+    "effectiveQuality": 14.8,
+    "saturationRatio": 6.4
+  },
+  {
+    "id": 1177,
+    "name": "carrot",
+    "stackSize": 64,
+    "displayName": "Carrot",
+    "foodPoints": 3.0,
+    "saturation": 21.6,
+    "effectiveQuality": 24.6,
+    "saturationRatio": 7.2000003
+  },
+  {
+    "id": 1178,
+    "name": "potato",
+    "stackSize": 64,
+    "displayName": "Potato",
+    "foodPoints": 1.0,
+    "saturation": 1.2,
+    "effectiveQuality": 2.2,
+    "saturationRatio": 1.2
+  },
+  {
+    "id": 1179,
+    "name": "baked_potato",
+    "stackSize": 64,
+    "displayName": "Baked Potato",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1180,
+    "name": "poisonous_potato",
+    "stackSize": 64,
+    "displayName": "Poisonous Potato",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1182,
+    "name": "golden_carrot",
+    "stackSize": 64,
+    "displayName": "Golden Carrot",
+    "foodPoints": 6.0,
+    "saturation": 172.8,
+    "effectiveQuality": 178.8,
+    "saturationRatio": 28.800001
+  },
+  {
+    "id": 1191,
+    "name": "pumpkin_pie",
+    "stackSize": 64,
+    "displayName": "Pumpkin Pie",
+    "foodPoints": 8.0,
+    "saturation": 76.8,
+    "effectiveQuality": 84.8,
+    "saturationRatio": 9.6
+  },
+  {
+    "id": 1199,
+    "name": "rabbit",
+    "stackSize": 64,
+    "displayName": "Raw Rabbit",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 1200,
+    "name": "cooked_rabbit",
+    "stackSize": 64,
+    "displayName": "Cooked Rabbit",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1201,
+    "name": "rabbit_stew",
+    "stackSize": 1,
+    "displayName": "Rabbit Stew",
+    "foodPoints": 10.0,
+    "saturation": 240.0,
+    "effectiveQuality": 250.0,
+    "saturationRatio": 24.0
+  },
+  {
+    "id": 1212,
+    "name": "mutton",
+    "stackSize": 64,
+    "displayName": "Raw Mutton",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1213,
+    "name": "cooked_mutton",
+    "stackSize": 64,
+    "displayName": "Cooked Mutton",
+    "foodPoints": 6.0,
+    "saturation": 115.200005,
+    "effectiveQuality": 121.200005,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1231,
+    "name": "chorus_fruit",
+    "stackSize": 64,
+    "displayName": "Chorus Fruit",
+    "foodPoints": 4.0,
+    "saturation": 19.2,
+    "effectiveQuality": 23.2,
+    "saturationRatio": 4.8
+  },
+  {
+    "id": 1235,
+    "name": "beetroot",
+    "stackSize": 64,
+    "displayName": "Beetroot",
+    "foodPoints": 1.0,
+    "saturation": 2.4,
+    "effectiveQuality": 3.4,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1237,
+    "name": "beetroot_soup",
+    "stackSize": 1,
+    "displayName": "Beetroot Soup",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1275,
+    "name": "suspicious_stew",
+    "stackSize": 1,
+    "displayName": "Suspicious Stew",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1300,
+    "name": "sweet_berries",
+    "stackSize": 64,
+    "displayName": "Sweet Berries",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1301,
+    "name": "glow_berries",
+    "stackSize": 64,
+    "displayName": "Glow Berries",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1308,
+    "name": "honey_bottle",
+    "stackSize": 16,
+    "displayName": "Honey Bottle",
+    "foodPoints": 6.0,
+    "saturation": 14.400001,
+    "effectiveQuality": 20.400002,
+    "saturationRatio": 2.4
+  }
+]

mc/data/minecraft-data/pc/1.21.8/instruments.json

@@ -0,0 +1,94 @@
+[
+  {
+    "id": 0,
+    "name": "harp"
+  },
+  {
+    "id": 1,
+    "name": "basedrum"
+  },
+  {
+    "id": 2,
+    "name": "snare"
+  },
+  {
+    "id": 3,
+    "name": "hat"
+  },
+  {
+    "id": 4,
+    "name": "bass"
+  },
+  {
+    "id": 5,
+    "name": "flute"
+  },
+  {
+    "id": 6,
+    "name": "bell"
+  },
+  {
+    "id": 7,
+    "name": "guitar"
+  },
+  {
+    "id": 8,
+    "name": "chime"
+  },
+  {
+    "id": 9,
+    "name": "xylophone"
+  },
+  {
+    "id": 10,
+    "name": "iron_xylophone"
+  },
+  {
+    "id": 11,
+    "name": "cow_bell"
+  },
+  {
+    "id": 12,
+    "name": "didgeridoo"
+  },
+  {
+    "id": 13,
+    "name": "bit"
+  },
+  {
+    "id": 14,
+    "name": "banjo"
+  },
+  {
+    "id": 15,
+    "name": "pling"
+  },
+  {
+    "id": 16,
+    "name": "zombie"
+  },
+  {
+    "id": 17,
+    "name": "skeleton"
+  },
+  {
+    "id": 18,
+    "name": "creeper"
+  },
+  {
+    "id": 19,
+    "name": "dragon"
+  },
+  {
+    "id": 20,
+    "name": "wither_skeleton"
+  },
+  {
+    "id": 21,
+    "name": "piglin"
+  },
+  {
+    "id": 22,
+    "name": "custom_head"
+  }
+]

mc/data/minecraft-data/pc/1.21.8/materials.json

@@ -0,0 +1,206 @@
+{
+  "default": {},
+  "leaves": {
+    "1060": 1.0,
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5
+  },
+  "coweb": {
+    "1060": 15.0,
+    "875": 15.0,
+    "880": 15.0,
+    "885": 15.0,
+    "890": 15.0,
+    "895": 15.0,
+    "900": 15.0
+  },
+  "plant": {
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5
+  },
+  "gourd": {
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5
+  },
+  "vine_or_glow_lichen": {
+    "1060": 2.0
+  },
+  "wool": {
+    "1060": 1.0
+  },
+  "sword_instantly_mines": {
+    "875": 2.0,
+    "880": 4.0,
+    "885": 12.0,
+    "890": 6.0,
+    "895": 8.0,
+    "900": 9.0
+  },
+  "sword_efficient": {
+    "875": 2.0,
+    "880": 4.0,
+    "885": 12.0,
+    "890": 6.0,
+    "895": 8.0,
+    "900": 9.0
+  },
+  "incorrect_for_wooden_tool": {
+    "876": 2.0,
+    "877": 2.0,
+    "878": 2.0,
+    "879": 2.0
+  },
+  "mineable/shovel": {
+    "876": 2.0,
+    "881": 4.0,
+    "886": 12.0,
+    "891": 6.0,
+    "896": 8.0,
+    "901": 9.0
+  },
+  "mineable/pickaxe": {
+    "877": 2.0,
+    "882": 4.0,
+    "887": 12.0,
+    "892": 6.0,
+    "897": 8.0,
+    "902": 9.0
+  },
+  "mineable/axe": {
+    "878": 2.0,
+    "883": 4.0,
+    "888": 12.0,
+    "893": 6.0,
+    "898": 8.0,
+    "903": 9.0
+  },
+  "mineable/hoe": {
+    "879": 2.0,
+    "884": 4.0,
+    "889": 12.0,
+    "894": 6.0,
+    "899": 8.0,
+    "904": 9.0
+  },
+  "incorrect_for_stone_tool": {
+    "881": 4.0,
+    "882": 4.0,
+    "883": 4.0,
+    "884": 4.0
+  },
+  "incorrect_for_gold_tool": {
+    "886": 12.0,
+    "887": 12.0,
+    "888": 12.0,
+    "889": 12.0
+  },
+  "incorrect_for_iron_tool": {
+    "891": 6.0,
+    "892": 6.0,
+    "893": 6.0,
+    "894": 6.0
+  },
+  "incorrect_for_diamond_tool": {
+    "896": 8.0,
+    "897": 8.0,
+    "898": 8.0,
+    "899": 8.0
+  },
+  "incorrect_for_netherite_tool": {
+    "901": 9.0,
+    "902": 9.0,
+    "903": 9.0,
+    "904": 9.0
+  },
+  "plant;mineable/axe": {
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5,
+    "878": 2.0,
+    "883": 4.0,
+    "888": 12.0,
+    "893": 6.0,
+    "898": 8.0,
+    "903": 9.0
+  },
+  "gourd;mineable/axe": {
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5,
+    "878": 2.0,
+    "883": 4.0,
+    "888": 12.0,
+    "893": 6.0,
+    "898": 8.0,
+    "903": 9.0
+  },
+  "leaves;mineable/hoe": {
+    "1060": 1.0,
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5,
+    "879": 2.0,
+    "884": 4.0,
+    "889": 12.0,
+    "894": 6.0,
+    "899": 8.0,
+    "904": 9.0
+  },
+  "leaves;mineable/axe;mineable/hoe": {
+    "1060": 1.0,
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5,
+    "878": 2.0,
+    "883": 4.0,
+    "888": 12.0,
+    "893": 6.0,
+    "898": 8.0,
+    "903": 9.0,
+    "879": 2.0,
+    "884": 4.0,
+    "889": 12.0,
+    "894": 6.0,
+    "899": 8.0,
+    "904": 9.0
+  },
+  "vine_or_glow_lichen;plant;mineable/axe": {
+    "1060": 2.0,
+    "875": 1.5,
+    "880": 1.5,
+    "885": 1.5,
+    "890": 1.5,
+    "895": 1.5,
+    "900": 1.5,
+    "878": 2.0,
+    "883": 4.0,
+    "888": 12.0,
+    "893": 6.0,
+    "898": 8.0,
+    "903": 9.0
+  }
+}

mc/data/minecraft-data/pc/1.21.8/particles.json

@@ -0,0 +1,458 @@
+[
+  {
+    "id": 0,
+    "name": "angry_villager"
+  },
+  {
+    "id": 1,
+    "name": "block"
+  },
+  {
+    "id": 2,
+    "name": "block_marker"
+  },
+  {
+    "id": 3,
+    "name": "bubble"
+  },
+  {
+    "id": 4,
+    "name": "cloud"
+  },
+  {
+    "id": 5,
+    "name": "crit"
+  },
+  {
+    "id": 6,
+    "name": "damage_indicator"
+  },
+  {
+    "id": 7,
+    "name": "dragon_breath"
+  },
+  {
+    "id": 8,
+    "name": "dripping_lava"
+  },
+  {
+    "id": 9,
+    "name": "falling_lava"
+  },
+  {
+    "id": 10,
+    "name": "landing_lava"
+  },
+  {
+    "id": 11,
+    "name": "dripping_water"
+  },
+  {
+    "id": 12,
+    "name": "falling_water"
+  },
+  {
+    "id": 13,
+    "name": "dust"
+  },
+  {
+    "id": 14,
+    "name": "dust_color_transition"
+  },
+  {
+    "id": 15,
+    "name": "effect"
+  },
+  {
+    "id": 16,
+    "name": "elder_guardian"
+  },
+  {
+    "id": 17,
+    "name": "enchanted_hit"
+  },
+  {
+    "id": 18,
+    "name": "enchant"
+  },
+  {
+    "id": 19,
+    "name": "end_rod"
+  },
+  {
+    "id": 20,
+    "name": "entity_effect"
+  },
+  {
+    "id": 21,
+    "name": "explosion_emitter"
+  },
+  {
+    "id": 22,
+    "name": "explosion"
+  },
+  {
+    "id": 23,
+    "name": "gust"
+  },
+  {
+    "id": 24,
+    "name": "small_gust"
+  },
+  {
+    "id": 25,
+    "name": "gust_emitter_large"
+  },
+  {
+    "id": 26,
+    "name": "gust_emitter_small"
+  },
+  {
+    "id": 27,
+    "name": "sonic_boom"
+  },
+  {
+    "id": 28,
+    "name": "falling_dust"
+  },
+  {
+    "id": 29,
+    "name": "firework"
+  },
+  {
+    "id": 30,
+    "name": "fishing"
+  },
+  {
+    "id": 31,
+    "name": "flame"
+  },
+  {
+    "id": 32,
+    "name": "infested"
+  },
+  {
+    "id": 33,
+    "name": "cherry_leaves"
+  },
+  {
+    "id": 34,
+    "name": "pale_oak_leaves"
+  },
+  {
+    "id": 35,
+    "name": "tinted_leaves"
+  },
+  {
+    "id": 36,
+    "name": "sculk_soul"
+  },
+  {
+    "id": 37,
+    "name": "sculk_charge"
+  },
+  {
+    "id": 38,
+    "name": "sculk_charge_pop"
+  },
+  {
+    "id": 39,
+    "name": "soul_fire_flame"
+  },
+  {
+    "id": 40,
+    "name": "soul"
+  },
+  {
+    "id": 41,
+    "name": "flash"
+  },
+  {
+    "id": 42,
+    "name": "happy_villager"
+  },
+  {
+    "id": 43,
+    "name": "composter"
+  },
+  {
+    "id": 44,
+    "name": "heart"
+  },
+  {
+    "id": 45,
+    "name": "instant_effect"
+  },
+  {
+    "id": 46,
+    "name": "item"
+  },
+  {
+    "id": 47,
+    "name": "vibration"
+  },
+  {
+    "id": 48,
+    "name": "trail"
+  },
+  {
+    "id": 49,
+    "name": "item_slime"
+  },
+  {
+    "id": 50,
+    "name": "item_cobweb"
+  },
+  {
+    "id": 51,
+    "name": "item_snowball"
+  },
+  {
+    "id": 52,
+    "name": "large_smoke"
+  },
+  {
+    "id": 53,
+    "name": "lava"
+  },
+  {
+    "id": 54,
+    "name": "mycelium"
+  },
+  {
+    "id": 55,
+    "name": "note"
+  },
+  {
+    "id": 56,
+    "name": "poof"
+  },
+  {
+    "id": 57,
+    "name": "portal"
+  },
+  {
+    "id": 58,
+    "name": "rain"
+  },
+  {
+    "id": 59,
+    "name": "smoke"
+  },
+  {
+    "id": 60,
+    "name": "white_smoke"
+  },
+  {
+    "id": 61,
+    "name": "sneeze"
+  },
+  {
+    "id": 62,
+    "name": "spit"
+  },
+  {
+    "id": 63,
+    "name": "squid_ink"
+  },
+  {
+    "id": 64,
+    "name": "sweep_attack"
+  },
+  {
+    "id": 65,
+    "name": "totem_of_undying"
+  },
+  {
+    "id": 66,
+    "name": "underwater"
+  },
+  {
+    "id": 67,
+    "name": "splash"
+  },
+  {
+    "id": 68,
+    "name": "witch"
+  },
+  {
+    "id": 69,
+    "name": "bubble_pop"
+  },
+  {
+    "id": 70,
+    "name": "current_down"
+  },
+  {
+    "id": 71,
+    "name": "bubble_column_up"
+  },
+  {
+    "id": 72,
+    "name": "nautilus"
+  },
+  {
+    "id": 73,
+    "name": "dolphin"
+  },
+  {
+    "id": 74,
+    "name": "campfire_cosy_smoke"
+  },
+  {
+    "id": 75,
+    "name": "campfire_signal_smoke"
+  },
+  {
+    "id": 76,
+    "name": "dripping_honey"
+  },
+  {
+    "id": 77,
+    "name": "falling_honey"
+  },
+  {
+    "id": 78,
+    "name": "landing_honey"
+  },
+  {
+    "id": 79,
+    "name": "falling_nectar"
+  },
+  {
+    "id": 80,
+    "name": "falling_spore_blossom"
+  },
+  {
+    "id": 81,
+    "name": "ash"
+  },
+  {
+    "id": 82,
+    "name": "crimson_spore"
+  },
+  {
+    "id": 83,
+    "name": "warped_spore"
+  },
+  {
+    "id": 84,
+    "name": "spore_blossom_air"
+  },
+  {
+    "id": 85,
+    "name": "dripping_obsidian_tear"
+  },
+  {
+    "id": 86,
+    "name": "falling_obsidian_tear"
+  },
+  {
+    "id": 87,
+    "name": "landing_obsidian_tear"
+  },
+  {
+    "id": 88,
+    "name": "reverse_portal"
+  },
+  {
+    "id": 89,
+    "name": "white_ash"
+  },
+  {
+    "id": 90,
+    "name": "small_flame"
+  },
+  {
+    "id": 91,
+    "name": "snowflake"
+  },
+  {
+    "id": 92,
+    "name": "dripping_dripstone_lava"
+  },
+  {
+    "id": 93,
+    "name": "falling_dripstone_lava"
+  },
+  {
+    "id": 94,
+    "name": "dripping_dripstone_water"
+  },
+  {
+    "id": 95,
+    "name": "falling_dripstone_water"
+  },
+  {
+    "id": 96,
+    "name": "glow_squid_ink"
+  },
+  {
+    "id": 97,
+    "name": "glow"
+  },
+  {
+    "id": 98,
+    "name": "wax_on"
+  },
+  {
+    "id": 99,
+    "name": "wax_off"
+  },
+  {
+    "id": 100,
+    "name": "electric_spark"
+  },
+  {
+    "id": 101,
+    "name": "scrape"
+  },
+  {
+    "id": 102,
+    "name": "shriek"
+  },
+  {
+    "id": 103,
+    "name": "egg_crack"
+  },
+  {
+    "id": 104,
+    "name": "dust_plume"
+  },
+  {
+    "id": 105,
+    "name": "trial_spawner_detection"
+  },
+  {
+    "id": 106,
+    "name": "trial_spawner_detection_ominous"
+  },
+  {
+    "id": 107,
+    "name": "vault_connection"
+  },
+  {
+    "id": 108,
+    "name": "dust_pillar"
+  },
+  {
+    "id": 109,
+    "name": "ominous_spawning"
+  },
+  {
+    "id": 110,
+    "name": "raid_omen"
+  },
+  {
+    "id": 111,
+    "name": "trial_omen"
+  },
+  {
+    "id": 112,
+    "name": "block_crumble"
+  },
+  {
+    "id": 113,
+    "name": "firefly"
+  }
+]

mc/data/minecraft-data/pc/1.21.8/tints.json

@@ -0,0 +1,465 @@
+{
+  "grass": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "eroded_badlands",
+          "wooded_badlands"
+        ],
+        "color": 9470285
+      },
+      {
+        "keys": [
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "cold_ocean",
+          "crimson_forest",
+          "deep_cold_ocean",
+          "deep_dark",
+          "deep_frozen_ocean",
+          "deep_lukewarm_ocean",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "flower_forest",
+          "forest",
+          "frozen_ocean",
+          "frozen_peaks",
+          "frozen_river",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lukewarm_ocean",
+          "lush_caves",
+          "meadow",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_beach",
+          "snowy_plains",
+          "snowy_slopes",
+          "snowy_taiga",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warm_ocean",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna"
+        ],
+        "color": 0
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": 11983713
+      },
+      {
+        "keys": [
+          "dark_forest"
+        ],
+        "color": 1317381
+      },
+      {
+        "keys": [
+          "mangrove_swamp",
+          "swamp"
+        ],
+        "color": 6975545
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": 7832178
+      }
+    ]
+  },
+  "foliage": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "eroded_badlands",
+          "wooded_badlands"
+        ],
+        "color": 10387789
+      },
+      {
+        "keys": [
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "cold_ocean",
+          "crimson_forest",
+          "dark_forest",
+          "deep_cold_ocean",
+          "deep_dark",
+          "deep_frozen_ocean",
+          "deep_lukewarm_ocean",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "flower_forest",
+          "forest",
+          "frozen_ocean",
+          "frozen_peaks",
+          "frozen_river",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lukewarm_ocean",
+          "lush_caves",
+          "meadow",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_beach",
+          "snowy_plains",
+          "snowy_slopes",
+          "snowy_taiga",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warm_ocean",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna"
+        ],
+        "color": 0
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": 11983713
+      },
+      {
+        "keys": [
+          "mangrove_swamp"
+        ],
+        "color": 9285927
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": 8883574
+      },
+      {
+        "keys": [
+          "swamp"
+        ],
+        "color": 6975545
+      }
+    ]
+  },
+  "water": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "crimson_forest",
+          "dark_forest",
+          "deep_dark",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "eroded_badlands",
+          "flower_forest",
+          "forest",
+          "frozen_peaks",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lush_caves",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_plains",
+          "snowy_slopes",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna",
+          "wooded_badlands"
+        ],
+        "color": 4159204
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": 6141935
+      },
+      {
+        "keys": [
+          "cold_ocean",
+          "deep_cold_ocean",
+          "snowy_beach",
+          "snowy_taiga"
+        ],
+        "color": 4020182
+      },
+      {
+        "keys": [
+          "deep_frozen_ocean",
+          "frozen_ocean",
+          "frozen_river"
+        ],
+        "color": 3750089
+      },
+      {
+        "keys": [
+          "deep_lukewarm_ocean",
+          "lukewarm_ocean"
+        ],
+        "color": 4566514
+      },
+      {
+        "keys": [
+          "mangrove_swamp"
+        ],
+        "color": 3832426
+      },
+      {
+        "keys": [
+          "meadow"
+        ],
+        "color": 937679
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": 7768221
+      },
+      {
+        "keys": [
+          "swamp"
+        ],
+        "color": 6388580
+      },
+      {
+        "keys": [
+          "warm_ocean"
+        ],
+        "color": 4445678
+      }
+    ]
+  },
+  "redstone": {
+    "data": [
+      {
+        "keys": [
+          0
+        ],
+        "color": 4980736
+      },
+      {
+        "keys": [
+          1
+        ],
+        "color": 7340032
+      },
+      {
+        "keys": [
+          2
+        ],
+        "color": 7995392
+      },
+      {
+        "keys": [
+          3
+        ],
+        "color": 8650752
+      },
+      {
+        "keys": [
+          4
+        ],
+        "color": 9306112
+      },
+      {
+        "keys": [
+          5
+        ],
+        "color": 10027008
+      },
+      {
+        "keys": [
+          6
+        ],
+        "color": 10682368
+      },
+      {
+        "keys": [
+          7
+        ],
+        "color": 11337728
+      },
+      {
+        "keys": [
+          8
+        ],
+        "color": 11993088
+      },
+      {
+        "keys": [
+          9
+        ],
+        "color": 12648448
+      },
+      {
+        "keys": [
+          10
+        ],
+        "color": 13369344
+      },
+      {
+        "keys": [
+          11
+        ],
+        "color": 14024704
+      },
+      {
+        "keys": [
+          12
+        ],
+        "color": 14680064
+      },
+      {
+        "keys": [
+          13
+        ],
+        "color": 15336960
+      },
+      {
+        "keys": [
+          14
+        ],
+        "color": 15997696
+      },
+      {
+        "keys": [
+          15
+        ],
+        "color": 16724480
+      }
+    ]
+  },
+  "constant": {
+    "data": [
+      {
+        "keys": [
+          "birch_leaves"
+        ],
+        "color": -8345771
+      },
+      {
+        "keys": [
+          "spruce_leaves"
+        ],
+        "color": -10380959
+      },
+      {
+        "keys": [
+          "lily_pad"
+        ],
+        "color": -14647248
+      },
+      {
+        "keys": [
+          "attached_melon_stem"
+        ],
+        "color": -2046180
+      },
+      {
+        "keys": [
+          "attached_pumpkin_stem"
+        ],
+        "color": -2046180
+      },
+      {
+        "keys": [
+          "melon_stem"
+        ],
+        "color": -16711936
+      },
+      {
+        "keys": [
+          "pumpkin_stem"
+        ],
+        "color": -16711936
+      }
+    ]
+  }
+}

mc/data/minecraft-data/pc/1.21.8/version.json

@@ -0,0 +1,6 @@
+{
+  "version": 772,
+  "minecraftVersion": "1.21.8",
+  "majorVersion": "1.21",
+  "releaseType": "release"
+}

mc/data/minecraft-data/pc/1.21.9/attributes.json

@@ -0,0 +1,247 @@
+[
+  {
+    "name": "armor",
+    "resource": "minecraft:armor",
+    "min": 0.0,
+    "max": 30.0,
+    "default": 0.0
+  },
+  {
+    "name": "armorToughness",
+    "resource": "minecraft:armor_toughness",
+    "min": 0.0,
+    "max": 20.0,
+    "default": 0.0
+  },
+  {
+    "name": "attackDamage",
+    "resource": "minecraft:attack_damage",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 2.0
+  },
+  {
+    "name": "attackKnockback",
+    "resource": "minecraft:attack_knockback",
+    "min": 0.0,
+    "max": 5.0,
+    "default": 0.0
+  },
+  {
+    "name": "attackSpeed",
+    "resource": "minecraft:attack_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 4.0
+  },
+  {
+    "name": "blockBreakSpeed",
+    "resource": "minecraft:block_break_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 1.0
+  },
+  {
+    "name": "blockInteractionRange",
+    "resource": "minecraft:block_interaction_range",
+    "min": 0.0,
+    "max": 64.0,
+    "default": 4.5
+  },
+  {
+    "name": "burningTime",
+    "resource": "minecraft:burning_time",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 1.0
+  },
+  {
+    "name": "cameraDistance",
+    "resource": "minecraft:camera_distance",
+    "min": 0.0,
+    "max": 32.0,
+    "default": 4.0
+  },
+  {
+    "name": "explosionKnockbackResistance",
+    "resource": "minecraft:explosion_knockback_resistance",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "entityInteractionRange",
+    "resource": "minecraft:entity_interaction_range",
+    "min": 0.0,
+    "max": 64.0,
+    "default": 3.0
+  },
+  {
+    "name": "fallDamageMultiplier",
+    "resource": "minecraft:fall_damage_multiplier",
+    "min": 0.0,
+    "max": 100.0,
+    "default": 1.0
+  },
+  {
+    "name": "flyingSpeed",
+    "resource": "minecraft:flying_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.4
+  },
+  {
+    "name": "followRange",
+    "resource": "minecraft:follow_range",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 32.0
+  },
+  {
+    "name": "gravity",
+    "resource": "minecraft:gravity",
+    "min": -1.0,
+    "max": 1.0,
+    "default": 0.08
+  },
+  {
+    "name": "jumpStrength",
+    "resource": "minecraft:jump_strength",
+    "min": 0.0,
+    "max": 32.0,
+    "default": 0.41999998688697815
+  },
+  {
+    "name": "knockbackResistance",
+    "resource": "minecraft:knockback_resistance",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "luck",
+    "resource": "minecraft:luck",
+    "min": -1024.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "maxAbsorption",
+    "resource": "minecraft:max_absorption",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 0.0
+  },
+  {
+    "name": "maxHealth",
+    "resource": "minecraft:max_health",
+    "min": 1.0,
+    "max": 1024.0,
+    "default": 20.0
+  },
+  {
+    "name": "miningEfficiency",
+    "resource": "minecraft:mining_efficiency",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "movementEfficiency",
+    "resource": "minecraft:movement_efficiency",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "movementSpeed",
+    "resource": "minecraft:movement_speed",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.7
+  },
+  {
+    "name": "oxygenBonus",
+    "resource": "minecraft:oxygen_bonus",
+    "min": 0.0,
+    "max": 1024.0,
+    "default": 0.0
+  },
+  {
+    "name": "safeFallDistance",
+    "resource": "minecraft:safe_fall_distance",
+    "min": -1024.0,
+    "max": 1024.0,
+    "default": 3.0
+  },
+  {
+    "name": "scale",
+    "resource": "minecraft:scale",
+    "min": 0.0625,
+    "max": 16.0,
+    "default": 1.0
+  },
+  {
+    "name": "sneakingSpeed",
+    "resource": "minecraft:sneaking_speed",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.3
+  },
+  {
+    "name": "spawnReinforcements",
+    "resource": "minecraft:spawn_reinforcements",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "stepHeight",
+    "resource": "minecraft:step_height",
+    "min": 0.0,
+    "max": 10.0,
+    "default": 0.6
+  },
+  {
+    "name": "submergedMiningSpeed",
+    "resource": "minecraft:submerged_mining_speed",
+    "min": 0.0,
+    "max": 20.0,
+    "default": 0.2
+  },
+  {
+    "name": "sweepingDamageRatio",
+    "resource": "minecraft:sweeping_damage_ratio",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "temptRange",
+    "resource": "minecraft:tempt_range",
+    "min": 0.0,
+    "max": 2048.0,
+    "default": 10.0
+  },
+  {
+    "name": "waterMovementEfficiency",
+    "resource": "minecraft:water_movement_efficiency",
+    "min": 0.0,
+    "max": 1.0,
+    "default": 0.0
+  },
+  {
+    "name": "waypointTransmitRange",
+    "resource": "minecraft:waypoint_transmit_range",
+    "min": 0.0,
+    "max": 6.0E7,
+    "default": 0.0
+  },
+  {
+    "name": "waypointReceiveRange",
+    "resource": "minecraft:waypoint_receive_range",
+    "min": 0.0,
+    "max": 6.0E7,
+    "default": 0.0
+  }
+]

mc/data/minecraft-data/pc/1.21.9/biomes.json

@@ -0,0 +1,652 @@
+[
+  {
+    "id": 0,
+    "name": "badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Badlands",
+    "color": 7254527
+  },
+  {
+    "id": 1,
+    "name": "bamboo_jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Bamboo Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 2,
+    "name": "basalt_deltas",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Basalt Deltas",
+    "color": 7254527
+  },
+  {
+    "id": 3,
+    "name": "beach",
+    "category": "beach",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Beach",
+    "color": 7907327
+  },
+  {
+    "id": 4,
+    "name": "birch_forest",
+    "category": "forest",
+    "temperature": 0.6,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Birch Forest",
+    "color": 8037887
+  },
+  {
+    "id": 5,
+    "name": "cherry_grove",
+    "category": "forest",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Cherry Grove",
+    "color": 8103167
+  },
+  {
+    "id": 6,
+    "name": "cold_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Cold Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 7,
+    "name": "crimson_forest",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Crimson Forest",
+    "color": 7254527
+  },
+  {
+    "id": 8,
+    "name": "dark_forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Dark Forest",
+    "color": 7972607
+  },
+  {
+    "id": 9,
+    "name": "deep_cold_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Cold Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 10,
+    "name": "deep_dark",
+    "category": "underground",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Dark",
+    "color": 7907327
+  },
+  {
+    "id": 11,
+    "name": "deep_frozen_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Frozen Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 12,
+    "name": "deep_lukewarm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Lukewarm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 13,
+    "name": "deep_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Deep Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 14,
+    "name": "desert",
+    "category": "desert",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Desert",
+    "color": 7254527
+  },
+  {
+    "id": 15,
+    "name": "dripstone_caves",
+    "category": "underground",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Dripstone Caves",
+    "color": 7907327
+  },
+  {
+    "id": 16,
+    "name": "end_barrens",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Barrens",
+    "color": 0
+  },
+  {
+    "id": 17,
+    "name": "end_highlands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Highlands",
+    "color": 0
+  },
+  {
+    "id": 18,
+    "name": "end_midlands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "End Midlands",
+    "color": 0
+  },
+  {
+    "id": 19,
+    "name": "eroded_badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Eroded Badlands",
+    "color": 7254527
+  },
+  {
+    "id": 20,
+    "name": "flower_forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Flower Forest",
+    "color": 7972607
+  },
+  {
+    "id": 21,
+    "name": "forest",
+    "category": "forest",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Forest",
+    "color": 7972607
+  },
+  {
+    "id": 22,
+    "name": "frozen_ocean",
+    "category": "ocean",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen Ocean",
+    "color": 8364543
+  },
+  {
+    "id": 23,
+    "name": "frozen_peaks",
+    "category": "ice",
+    "temperature": -0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen Peaks",
+    "color": 8756735
+  },
+  {
+    "id": 24,
+    "name": "frozen_river",
+    "category": "ice",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Frozen River",
+    "color": 8364543
+  },
+  {
+    "id": 25,
+    "name": "grove",
+    "category": "forest",
+    "temperature": -0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Grove",
+    "color": 8495359
+  },
+  {
+    "id": 26,
+    "name": "ice_spikes",
+    "category": "ice",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Ice Spikes",
+    "color": 8364543
+  },
+  {
+    "id": 27,
+    "name": "jagged_peaks",
+    "category": "mountain",
+    "temperature": -0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Jagged Peaks",
+    "color": 8756735
+  },
+  {
+    "id": 28,
+    "name": "jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 29,
+    "name": "lukewarm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Lukewarm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 30,
+    "name": "lush_caves",
+    "category": "underground",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Lush Caves",
+    "color": 8103167
+  },
+  {
+    "id": 31,
+    "name": "mangrove_swamp",
+    "category": "forest",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Mangrove Swamp",
+    "color": 7907327
+  },
+  {
+    "id": 32,
+    "name": "meadow",
+    "category": "mountain",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Meadow",
+    "color": 8103167
+  },
+  {
+    "id": 33,
+    "name": "mushroom_fields",
+    "category": "mushroom",
+    "temperature": 0.9,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Mushroom Fields",
+    "color": 7842047
+  },
+  {
+    "id": 34,
+    "name": "nether_wastes",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Nether Wastes",
+    "color": 7254527
+  },
+  {
+    "id": 35,
+    "name": "ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 36,
+    "name": "old_growth_birch_forest",
+    "category": "forest",
+    "temperature": 0.6,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Birch Forest",
+    "color": 8037887
+  },
+  {
+    "id": 37,
+    "name": "old_growth_pine_taiga",
+    "category": "taiga",
+    "temperature": 0.3,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Pine Taiga",
+    "color": 8168447
+  },
+  {
+    "id": 38,
+    "name": "old_growth_spruce_taiga",
+    "category": "taiga",
+    "temperature": 0.25,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Old Growth Spruce Taiga",
+    "color": 8233983
+  },
+  {
+    "id": 39,
+    "name": "pale_garden",
+    "category": "none",
+    "temperature": 0.7,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Pale Garden",
+    "color": 12171705
+  },
+  {
+    "id": 40,
+    "name": "plains",
+    "category": "plains",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Plains",
+    "color": 7907327
+  },
+  {
+    "id": 41,
+    "name": "river",
+    "category": "river",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "River",
+    "color": 8103167
+  },
+  {
+    "id": 42,
+    "name": "savanna",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Savanna",
+    "color": 7254527
+  },
+  {
+    "id": 43,
+    "name": "savanna_plateau",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Savanna Plateau",
+    "color": 7254527
+  },
+  {
+    "id": 44,
+    "name": "small_end_islands",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "Small End Islands",
+    "color": 0
+  },
+  {
+    "id": 45,
+    "name": "snowy_beach",
+    "category": "beach",
+    "temperature": 0.05,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Beach",
+    "color": 8364543
+  },
+  {
+    "id": 46,
+    "name": "snowy_plains",
+    "category": "plains",
+    "temperature": 0.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Plains",
+    "color": 8364543
+  },
+  {
+    "id": 47,
+    "name": "snowy_slopes",
+    "category": "mountain",
+    "temperature": -0.3,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Slopes",
+    "color": 8560639
+  },
+  {
+    "id": 48,
+    "name": "snowy_taiga",
+    "category": "taiga",
+    "temperature": -0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Snowy Taiga",
+    "color": 8625919
+  },
+  {
+    "id": 49,
+    "name": "soul_sand_valley",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Soul Sand Valley",
+    "color": 7254527
+  },
+  {
+    "id": 50,
+    "name": "sparse_jungle",
+    "category": "jungle",
+    "temperature": 0.95,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Sparse Jungle",
+    "color": 7842047
+  },
+  {
+    "id": 51,
+    "name": "stony_peaks",
+    "category": "mountain",
+    "temperature": 1.0,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Stony Peaks",
+    "color": 7776511
+  },
+  {
+    "id": 52,
+    "name": "stony_shore",
+    "category": "beach",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Stony Shore",
+    "color": 8233727
+  },
+  {
+    "id": 53,
+    "name": "sunflower_plains",
+    "category": "plains",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Sunflower Plains",
+    "color": 7907327
+  },
+  {
+    "id": 54,
+    "name": "swamp",
+    "category": "swamp",
+    "temperature": 0.8,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Swamp",
+    "color": 7907327
+  },
+  {
+    "id": 55,
+    "name": "taiga",
+    "category": "taiga",
+    "temperature": 0.25,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Taiga",
+    "color": 8233983
+  },
+  {
+    "id": 56,
+    "name": "the_end",
+    "category": "the_end",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "end",
+    "displayName": "The End",
+    "color": 0
+  },
+  {
+    "id": 57,
+    "name": "the_void",
+    "category": "none",
+    "temperature": 0.5,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "The Void",
+    "color": 8103167
+  },
+  {
+    "id": 58,
+    "name": "warm_ocean",
+    "category": "ocean",
+    "temperature": 0.5,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Warm Ocean",
+    "color": 8103167
+  },
+  {
+    "id": 59,
+    "name": "warped_forest",
+    "category": "nether",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "nether",
+    "displayName": "Warped Forest",
+    "color": 7254527
+  },
+  {
+    "id": 60,
+    "name": "windswept_forest",
+    "category": "forest",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Forest",
+    "color": 8233727
+  },
+  {
+    "id": 61,
+    "name": "windswept_gravelly_hills",
+    "category": "extreme_hills",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Gravelly Hills",
+    "color": 8233727
+  },
+  {
+    "id": 62,
+    "name": "windswept_hills",
+    "category": "extreme_hills",
+    "temperature": 0.2,
+    "has_precipitation": true,
+    "dimension": "overworld",
+    "displayName": "Windswept Hills",
+    "color": 8233727
+  },
+  {
+    "id": 63,
+    "name": "windswept_savanna",
+    "category": "savanna",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Windswept Savanna",
+    "color": 7254527
+  },
+  {
+    "id": 64,
+    "name": "wooded_badlands",
+    "category": "mesa",
+    "temperature": 2.0,
+    "has_precipitation": false,
+    "dimension": "overworld",
+    "displayName": "Wooded Badlands",
+    "color": 7254527
+  }
+]

mc/data/minecraft-data/pc/1.21.9/effects.json

@@ -0,0 +1,236 @@
+[
+  {
+    "id": 0,
+    "name": "Speed",
+    "displayName": "Speed",
+    "type": "good"
+  },
+  {
+    "id": 1,
+    "name": "Slowness",
+    "displayName": "Slowness",
+    "type": "bad"
+  },
+  {
+    "id": 2,
+    "name": "Haste",
+    "displayName": "Haste",
+    "type": "good"
+  },
+  {
+    "id": 3,
+    "name": "MiningFatigue",
+    "displayName": "Mining Fatigue",
+    "type": "bad"
+  },
+  {
+    "id": 4,
+    "name": "Strength",
+    "displayName": "Strength",
+    "type": "good"
+  },
+  {
+    "id": 5,
+    "name": "InstantHealth",
+    "displayName": "Instant Health",
+    "type": "good"
+  },
+  {
+    "id": 6,
+    "name": "InstantDamage",
+    "displayName": "Instant Damage",
+    "type": "bad"
+  },
+  {
+    "id": 7,
+    "name": "JumpBoost",
+    "displayName": "Jump Boost",
+    "type": "good"
+  },
+  {
+    "id": 8,
+    "name": "Nausea",
+    "displayName": "Nausea",
+    "type": "bad"
+  },
+  {
+    "id": 9,
+    "name": "Regeneration",
+    "displayName": "Regeneration",
+    "type": "good"
+  },
+  {
+    "id": 10,
+    "name": "Resistance",
+    "displayName": "Resistance",
+    "type": "good"
+  },
+  {
+    "id": 11,
+    "name": "FireResistance",
+    "displayName": "Fire Resistance",
+    "type": "good"
+  },
+  {
+    "id": 12,
+    "name": "WaterBreathing",
+    "displayName": "Water Breathing",
+    "type": "good"
+  },
+  {
+    "id": 13,
+    "name": "Invisibility",
+    "displayName": "Invisibility",
+    "type": "good"
+  },
+  {
+    "id": 14,
+    "name": "Blindness",
+    "displayName": "Blindness",
+    "type": "bad"
+  },
+  {
+    "id": 15,
+    "name": "NightVision",
+    "displayName": "Night Vision",
+    "type": "good"
+  },
+  {
+    "id": 16,
+    "name": "Hunger",
+    "displayName": "Hunger",
+    "type": "bad"
+  },
+  {
+    "id": 17,
+    "name": "Weakness",
+    "displayName": "Weakness",
+    "type": "bad"
+  },
+  {
+    "id": 18,
+    "name": "Poison",
+    "displayName": "Poison",
+    "type": "bad"
+  },
+  {
+    "id": 19,
+    "name": "Wither",
+    "displayName": "Wither",
+    "type": "bad"
+  },
+  {
+    "id": 20,
+    "name": "HealthBoost",
+    "displayName": "Health Boost",
+    "type": "good"
+  },
+  {
+    "id": 21,
+    "name": "Absorption",
+    "displayName": "Absorption",
+    "type": "good"
+  },
+  {
+    "id": 22,
+    "name": "Saturation",
+    "displayName": "Saturation",
+    "type": "good"
+  },
+  {
+    "id": 23,
+    "name": "Glowing",
+    "displayName": "Glowing",
+    "type": "bad"
+  },
+  {
+    "id": 24,
+    "name": "Levitation",
+    "displayName": "Levitation",
+    "type": "bad"
+  },
+  {
+    "id": 25,
+    "name": "Luck",
+    "displayName": "Luck",
+    "type": "good"
+  },
+  {
+    "id": 26,
+    "name": "BadLuck",
+    "displayName": "Bad Luck",
+    "type": "bad"
+  },
+  {
+    "id": 27,
+    "name": "SlowFalling",
+    "displayName": "Slow Falling",
+    "type": "good"
+  },
+  {
+    "id": 28,
+    "name": "ConduitPower",
+    "displayName": "Conduit Power",
+    "type": "good"
+  },
+  {
+    "id": 29,
+    "name": "DolphinsGrace",
+    "displayName": "Dolphin's Grace",
+    "type": "good"
+  },
+  {
+    "id": 30,
+    "name": "BadOmen",
+    "displayName": "Bad Omen",
+    "type": "bad"
+  },
+  {
+    "id": 31,
+    "name": "HeroOfTheVillage",
+    "displayName": "Hero of the Village",
+    "type": "good"
+  },
+  {
+    "id": 32,
+    "name": "Darkness",
+    "displayName": "Darkness",
+    "type": "bad"
+  },
+  {
+    "id": 33,
+    "name": "TrialOmen",
+    "displayName": "Trial Omen",
+    "type": "bad"
+  },
+  {
+    "id": 34,
+    "name": "RaidOmen",
+    "displayName": "Raid Omen",
+    "type": "bad"
+  },
+  {
+    "id": 35,
+    "name": "WindCharged",
+    "displayName": "Wind Charged",
+    "type": "bad"
+  },
+  {
+    "id": 36,
+    "name": "Weaving",
+    "displayName": "Weaving",
+    "type": "bad"
+  },
+  {
+    "id": 37,
+    "name": "Oozing",
+    "displayName": "Oozing",
+    "type": "bad"
+  },
+  {
+    "id": 38,
+    "name": "Infested",
+    "displayName": "Infested",
+    "type": "bad"
+  }
+]

mc/data/minecraft-data/pc/1.21.9/enchantments.json

@@ -0,0 +1,959 @@
+[
+  {
+    "id": 0,
+    "name": "aqua_affinity",
+    "displayName": "Aqua Affinity",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "head_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 1,
+    "name": "bane_of_arthropods",
+    "displayName": "Bane of Arthropods",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "breach",
+      "density",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "weapon",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 2,
+    "name": "binding_curse",
+    "displayName": "Curse of Binding",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": true,
+    "exclude": [],
+    "category": "equippable",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 3,
+    "name": "blast_protection",
+    "displayName": "Blast Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "fire_protection",
+      "projectile_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 4,
+    "name": "breach",
+    "displayName": "Breach",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "density",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "mace",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 5,
+    "name": "channeling",
+    "displayName": "Channeling",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "riptide"
+    ],
+    "category": "trident",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 6,
+    "name": "density",
+    "displayName": "Density",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "impaling",
+      "sharpness",
+      "smite"
+    ],
+    "category": "mace",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 7,
+    "name": "depth_strider",
+    "displayName": "Depth Strider",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "frost_walker"
+    ],
+    "category": "foot_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 8,
+    "name": "efficiency",
+    "displayName": "Efficiency",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "mining",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 9,
+    "name": "feather_falling",
+    "displayName": "Feather Falling",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "foot_armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 10,
+    "name": "fire_aspect",
+    "displayName": "Fire Aspect",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fire_aspect",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 11,
+    "name": "fire_protection",
+    "displayName": "Fire Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "projectile_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 12,
+    "name": "flame",
+    "displayName": "Flame",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 13,
+    "name": "fortune",
+    "displayName": "Fortune",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "silk_touch"
+    ],
+    "category": "mining_loot",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 14,
+    "name": "frost_walker",
+    "displayName": "Frost Walker",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [
+      "depth_strider"
+    ],
+    "category": "foot_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 15,
+    "name": "impaling",
+    "displayName": "Impaling",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "sharpness",
+      "smite"
+    ],
+    "category": "trident",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 16,
+    "name": "infinity",
+    "displayName": "Infinity",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "mending"
+    ],
+    "category": "bow",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 17,
+    "name": "knockback",
+    "displayName": "Knockback",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "sword",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 18,
+    "name": "looting",
+    "displayName": "Looting",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "sword",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 19,
+    "name": "loyalty",
+    "displayName": "Loyalty",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "riptide"
+    ],
+    "category": "trident",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 20,
+    "name": "luck_of_the_sea",
+    "displayName": "Luck of the Sea",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fishing",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 21,
+    "name": "lure",
+    "displayName": "Lure",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "fishing",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 22,
+    "name": "mending",
+    "displayName": "Mending",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [
+      "infinity"
+    ],
+    "category": "durability",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 23,
+    "name": "multishot",
+    "displayName": "Multishot",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "piercing"
+    ],
+    "category": "crossbow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 24,
+    "name": "piercing",
+    "displayName": "Piercing",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "multishot"
+    ],
+    "category": "crossbow",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 25,
+    "name": "power",
+    "displayName": "Power",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 26,
+    "name": "projectile_protection",
+    "displayName": "Projectile Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "fire_protection",
+      "protection"
+    ],
+    "category": "armor",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 27,
+    "name": "protection",
+    "displayName": "Protection",
+    "maxLevel": 4,
+    "minCost": {
+      "a": 3,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 3,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "blast_protection",
+      "fire_protection",
+      "projectile_protection"
+    ],
+    "category": "armor",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 28,
+    "name": "punch",
+    "displayName": "Punch",
+    "maxLevel": 2,
+    "minCost": {
+      "a": 1,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 1,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "bow",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 29,
+    "name": "quick_charge",
+    "displayName": "Quick Charge",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "crossbow",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 30,
+    "name": "respiration",
+    "displayName": "Respiration",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "head_armor",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 31,
+    "name": "riptide",
+    "displayName": "Riptide",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "channeling",
+      "loyalty"
+    ],
+    "category": "trident",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 32,
+    "name": "sharpness",
+    "displayName": "Sharpness",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "impaling",
+      "smite"
+    ],
+    "category": "sharp_weapon",
+    "weight": 10,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 33,
+    "name": "silk_touch",
+    "displayName": "Silk Touch",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "fortune"
+    ],
+    "category": "mining_loot",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 34,
+    "name": "smite",
+    "displayName": "Smite",
+    "maxLevel": 5,
+    "minCost": {
+      "a": 4,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 4,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [
+      "bane_of_arthropods",
+      "breach",
+      "density",
+      "impaling",
+      "sharpness"
+    ],
+    "category": "weapon",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 35,
+    "name": "soul_speed",
+    "displayName": "Soul Speed",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "foot_armor",
+    "weight": 1,
+    "tradeable": false,
+    "discoverable": false
+  },
+  {
+    "id": 36,
+    "name": "sweeping_edge",
+    "displayName": "Sweeping Edge",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "sword",
+    "weight": 2,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 37,
+    "name": "swift_sneak",
+    "displayName": "Swift Sneak",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "leg_armor",
+    "weight": 1,
+    "tradeable": false,
+    "discoverable": false
+  },
+  {
+    "id": 38,
+    "name": "thorns",
+    "displayName": "Thorns",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "armor",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 39,
+    "name": "unbreaking",
+    "displayName": "Unbreaking",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": false,
+    "curse": false,
+    "exclude": [],
+    "category": "durability",
+    "weight": 5,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 40,
+    "name": "vanishing_curse",
+    "displayName": "Curse of Vanishing",
+    "maxLevel": 1,
+    "minCost": {
+      "a": 0,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 0,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": true,
+    "exclude": [],
+    "category": "vanishing",
+    "weight": 1,
+    "tradeable": true,
+    "discoverable": true
+  },
+  {
+    "id": 41,
+    "name": "wind_burst",
+    "displayName": "Wind Burst",
+    "maxLevel": 3,
+    "minCost": {
+      "a": 2,
+      "b": 1
+    },
+    "maxCost": {
+      "a": 2,
+      "b": 1
+    },
+    "treasureOnly": true,
+    "curse": false,
+    "exclude": [],
+    "category": "mace",
+    "weight": 2,
+    "tradeable": false,
+    "discoverable": false
+  }
+]

mc/data/minecraft-data/pc/1.21.9/foods.json

@@ -0,0 +1,402 @@
+[
+  {
+    "id": 893,
+    "name": "apple",
+    "stackSize": 64,
+    "displayName": "Apple",
+    "foodPoints": 4.0,
+    "saturation": 19.2,
+    "effectiveQuality": 23.2,
+    "saturationRatio": 4.8
+  },
+  {
+    "id": 947,
+    "name": "mushroom_stew",
+    "stackSize": 1,
+    "displayName": "Mushroom Stew",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 953,
+    "name": "bread",
+    "stackSize": 64,
+    "displayName": "Bread",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 983,
+    "name": "porkchop",
+    "stackSize": 64,
+    "displayName": "Raw Porkchop",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 984,
+    "name": "cooked_porkchop",
+    "stackSize": 64,
+    "displayName": "Cooked Porkchop",
+    "foodPoints": 8.0,
+    "saturation": 204.8,
+    "effectiveQuality": 212.8,
+    "saturationRatio": 25.6
+  },
+  {
+    "id": 986,
+    "name": "golden_apple",
+    "stackSize": 64,
+    "displayName": "Golden Apple",
+    "foodPoints": 4.0,
+    "saturation": 76.8,
+    "effectiveQuality": 80.8,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 987,
+    "name": "enchanted_golden_apple",
+    "stackSize": 64,
+    "displayName": "Enchanted Golden Apple",
+    "foodPoints": 4.0,
+    "saturation": 76.8,
+    "effectiveQuality": 80.8,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1057,
+    "name": "cod",
+    "stackSize": 64,
+    "displayName": "Raw Cod",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1058,
+    "name": "salmon",
+    "stackSize": 64,
+    "displayName": "Raw Salmon",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1059,
+    "name": "tropical_fish",
+    "stackSize": 64,
+    "displayName": "Tropical Fish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1060,
+    "name": "pufferfish",
+    "stackSize": 64,
+    "displayName": "Pufferfish",
+    "foodPoints": 1.0,
+    "saturation": 0.4,
+    "effectiveQuality": 1.4,
+    "saturationRatio": 0.4
+  },
+  {
+    "id": 1061,
+    "name": "cooked_cod",
+    "stackSize": 64,
+    "displayName": "Cooked Cod",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1062,
+    "name": "cooked_salmon",
+    "stackSize": 64,
+    "displayName": "Cooked Salmon",
+    "foodPoints": 6.0,
+    "saturation": 115.200005,
+    "effectiveQuality": 121.200005,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1102,
+    "name": "cookie",
+    "stackSize": 64,
+    "displayName": "Cookie",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1106,
+    "name": "melon_slice",
+    "stackSize": 64,
+    "displayName": "Melon Slice",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1107,
+    "name": "dried_kelp",
+    "stackSize": 64,
+    "displayName": "Dried Kelp",
+    "foodPoints": 1.0,
+    "saturation": 1.2,
+    "effectiveQuality": 2.2,
+    "saturationRatio": 1.2
+  },
+  {
+    "id": 1110,
+    "name": "beef",
+    "stackSize": 64,
+    "displayName": "Raw Beef",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 1111,
+    "name": "cooked_beef",
+    "stackSize": 64,
+    "displayName": "Steak",
+    "foodPoints": 8.0,
+    "saturation": 204.8,
+    "effectiveQuality": 212.8,
+    "saturationRatio": 25.6
+  },
+  {
+    "id": 1112,
+    "name": "chicken",
+    "stackSize": 64,
+    "displayName": "Raw Chicken",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1113,
+    "name": "cooked_chicken",
+    "stackSize": 64,
+    "displayName": "Cooked Chicken",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1114,
+    "name": "rotten_flesh",
+    "stackSize": 64,
+    "displayName": "Rotten Flesh",
+    "foodPoints": 4.0,
+    "saturation": 6.4,
+    "effectiveQuality": 10.4,
+    "saturationRatio": 1.6
+  },
+  {
+    "id": 1122,
+    "name": "spider_eye",
+    "stackSize": 64,
+    "displayName": "Spider Eye",
+    "foodPoints": 2.0,
+    "saturation": 12.8,
+    "effectiveQuality": 14.8,
+    "saturationRatio": 6.4
+  },
+  {
+    "id": 1223,
+    "name": "carrot",
+    "stackSize": 64,
+    "displayName": "Carrot",
+    "foodPoints": 3.0,
+    "saturation": 21.6,
+    "effectiveQuality": 24.6,
+    "saturationRatio": 7.2000003
+  },
+  {
+    "id": 1224,
+    "name": "potato",
+    "stackSize": 64,
+    "displayName": "Potato",
+    "foodPoints": 1.0,
+    "saturation": 1.2,
+    "effectiveQuality": 2.2,
+    "saturationRatio": 1.2
+  },
+  {
+    "id": 1225,
+    "name": "baked_potato",
+    "stackSize": 64,
+    "displayName": "Baked Potato",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1226,
+    "name": "poisonous_potato",
+    "stackSize": 64,
+    "displayName": "Poisonous Potato",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1228,
+    "name": "golden_carrot",
+    "stackSize": 64,
+    "displayName": "Golden Carrot",
+    "foodPoints": 6.0,
+    "saturation": 172.8,
+    "effectiveQuality": 178.8,
+    "saturationRatio": 28.800001
+  },
+  {
+    "id": 1237,
+    "name": "pumpkin_pie",
+    "stackSize": 64,
+    "displayName": "Pumpkin Pie",
+    "foodPoints": 8.0,
+    "saturation": 76.8,
+    "effectiveQuality": 84.8,
+    "saturationRatio": 9.6
+  },
+  {
+    "id": 1245,
+    "name": "rabbit",
+    "stackSize": 64,
+    "displayName": "Raw Rabbit",
+    "foodPoints": 3.0,
+    "saturation": 10.8,
+    "effectiveQuality": 13.8,
+    "saturationRatio": 3.6000001
+  },
+  {
+    "id": 1246,
+    "name": "cooked_rabbit",
+    "stackSize": 64,
+    "displayName": "Cooked Rabbit",
+    "foodPoints": 5.0,
+    "saturation": 60.0,
+    "effectiveQuality": 65.0,
+    "saturationRatio": 12.0
+  },
+  {
+    "id": 1247,
+    "name": "rabbit_stew",
+    "stackSize": 1,
+    "displayName": "Rabbit Stew",
+    "foodPoints": 10.0,
+    "saturation": 240.0,
+    "effectiveQuality": 250.0,
+    "saturationRatio": 24.0
+  },
+  {
+    "id": 1259,
+    "name": "mutton",
+    "stackSize": 64,
+    "displayName": "Raw Mutton",
+    "foodPoints": 2.0,
+    "saturation": 4.8,
+    "effectiveQuality": 6.8,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1260,
+    "name": "cooked_mutton",
+    "stackSize": 64,
+    "displayName": "Cooked Mutton",
+    "foodPoints": 6.0,
+    "saturation": 115.200005,
+    "effectiveQuality": 121.200005,
+    "saturationRatio": 19.2
+  },
+  {
+    "id": 1278,
+    "name": "chorus_fruit",
+    "stackSize": 64,
+    "displayName": "Chorus Fruit",
+    "foodPoints": 4.0,
+    "saturation": 19.2,
+    "effectiveQuality": 23.2,
+    "saturationRatio": 4.8
+  },
+  {
+    "id": 1282,
+    "name": "beetroot",
+    "stackSize": 64,
+    "displayName": "Beetroot",
+    "foodPoints": 1.0,
+    "saturation": 2.4,
+    "effectiveQuality": 3.4,
+    "saturationRatio": 2.4
+  },
+  {
+    "id": 1284,
+    "name": "beetroot_soup",
+    "stackSize": 1,
+    "displayName": "Beetroot Soup",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1323,
+    "name": "suspicious_stew",
+    "stackSize": 1,
+    "displayName": "Suspicious Stew",
+    "foodPoints": 6.0,
+    "saturation": 86.4,
+    "effectiveQuality": 92.4,
+    "saturationRatio": 14.400001
+  },
+  {
+    "id": 1356,
+    "name": "sweet_berries",
+    "stackSize": 64,
+    "displayName": "Sweet Berries",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1357,
+    "name": "glow_berries",
+    "stackSize": 64,
+    "displayName": "Glow Berries",
+    "foodPoints": 2.0,
+    "saturation": 1.6,
+    "effectiveQuality": 3.6,
+    "saturationRatio": 0.8
+  },
+  {
+    "id": 1364,
+    "name": "honey_bottle",
+    "stackSize": 16,
+    "displayName": "Honey Bottle",
+    "foodPoints": 6.0,
+    "saturation": 14.400001,
+    "effectiveQuality": 20.400002,
+    "saturationRatio": 2.4
+  }
+]

mc/data/minecraft-data/pc/1.21.9/instruments.json

@@ -0,0 +1,94 @@
+[
+  {
+    "id": 0,
+    "name": "harp"
+  },
+  {
+    "id": 1,
+    "name": "basedrum"
+  },
+  {
+    "id": 2,
+    "name": "snare"
+  },
+  {
+    "id": 3,
+    "name": "hat"
+  },
+  {
+    "id": 4,
+    "name": "bass"
+  },
+  {
+    "id": 5,
+    "name": "flute"
+  },
+  {
+    "id": 6,
+    "name": "bell"
+  },
+  {
+    "id": 7,
+    "name": "guitar"
+  },
+  {
+    "id": 8,
+    "name": "chime"
+  },
+  {
+    "id": 9,
+    "name": "xylophone"
+  },
+  {
+    "id": 10,
+    "name": "iron_xylophone"
+  },
+  {
+    "id": 11,
+    "name": "cow_bell"
+  },
+  {
+    "id": 12,
+    "name": "didgeridoo"
+  },
+  {
+    "id": 13,
+    "name": "bit"
+  },
+  {
+    "id": 14,
+    "name": "banjo"
+  },
+  {
+    "id": 15,
+    "name": "pling"
+  },
+  {
+    "id": 16,
+    "name": "zombie"
+  },
+  {
+    "id": 17,
+    "name": "skeleton"
+  },
+  {
+    "id": 18,
+    "name": "creeper"
+  },
+  {
+    "id": 19,
+    "name": "dragon"
+  },
+  {
+    "id": 20,
+    "name": "wither_skeleton"
+  },
+  {
+    "id": 21,
+    "name": "piglin"
+  },
+  {
+    "id": 22,
+    "name": "custom_head"
+  }
+]

mc/data/minecraft-data/pc/1.21.9/materials.json

@@ -0,0 +1,233 @@
+{
+  "default": {},
+  "leaves": {
+    "1105": 1.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5
+  },
+  "coweb": {
+    "1105": 15.0,
+    "911": 15.0,
+    "916": 15.0,
+    "921": 15.0,
+    "926": 15.0,
+    "931": 15.0,
+    "936": 15.0,
+    "941": 15.0
+  },
+  "plant": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5
+  },
+  "gourd": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5
+  },
+  "vine_or_glow_lichen": {
+    "1105": 2.0
+  },
+  "wool": {
+    "1105": 1.0
+  },
+  "sword_instantly_mines": {
+    "911": 2.0,
+    "916": 1.0,
+    "921": 4.0,
+    "926": 12.0,
+    "931": 6.0,
+    "936": 8.0,
+    "941": 9.0
+  },
+  "sword_efficient": {
+    "911": 2.0,
+    "916": 1.0,
+    "921": 4.0,
+    "926": 12.0,
+    "931": 6.0,
+    "936": 8.0,
+    "941": 9.0
+  },
+  "incorrect_for_wooden_tool": {
+    "912": 2.0,
+    "913": 2.0,
+    "914": 2.0,
+    "915": 2.0
+  },
+  "mineable/shovel": {
+    "912": 2.0,
+    "917": 1.0,
+    "922": 4.0,
+    "927": 12.0,
+    "932": 6.0,
+    "937": 8.0,
+    "942": 9.0
+  },
+  "mineable/pickaxe": {
+    "913": 2.0,
+    "918": 1.0,
+    "923": 4.0,
+    "928": 12.0,
+    "933": 6.0,
+    "938": 8.0,
+    "943": 9.0
+  },
+  "mineable/axe": {
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  },
+  "mineable/hoe": {
+    "915": 2.0,
+    "920": 1.0,
+    "925": 4.0,
+    "930": 12.0,
+    "935": 6.0,
+    "940": 8.0,
+    "945": 9.0
+  },
+  "incorrect_for_copper_tool": {
+    "917": 1.0,
+    "918": 1.0,
+    "919": 1.0,
+    "920": 1.0
+  },
+  "incorrect_for_stone_tool": {
+    "922": 4.0,
+    "923": 4.0,
+    "924": 4.0,
+    "925": 4.0
+  },
+  "incorrect_for_gold_tool": {
+    "927": 12.0,
+    "928": 12.0,
+    "929": 12.0,
+    "930": 12.0
+  },
+  "incorrect_for_iron_tool": {
+    "932": 6.0,
+    "933": 6.0,
+    "934": 6.0,
+    "935": 6.0
+  },
+  "incorrect_for_diamond_tool": {
+    "937": 8.0,
+    "938": 8.0,
+    "939": 8.0,
+    "940": 8.0
+  },
+  "incorrect_for_netherite_tool": {
+    "942": 9.0,
+    "943": 9.0,
+    "944": 9.0,
+    "945": 9.0
+  },
+  "plant;mineable/axe": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  },
+  "gourd;mineable/axe": {
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  },
+  "leaves;mineable/hoe": {
+    "1105": 1.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "915": 2.0,
+    "920": 1.0,
+    "925": 4.0,
+    "930": 12.0,
+    "935": 6.0,
+    "940": 8.0,
+    "945": 9.0
+  },
+  "leaves;mineable/axe;mineable/hoe": {
+    "1105": 1.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0,
+    "915": 2.0,
+    "920": 1.0,
+    "925": 4.0,
+    "930": 12.0,
+    "935": 6.0,
+    "940": 8.0,
+    "945": 9.0
+  },
+  "vine_or_glow_lichen;plant;mineable/axe": {
+    "1105": 2.0,
+    "911": 1.5,
+    "916": 1.5,
+    "921": 1.5,
+    "926": 1.5,
+    "931": 1.5,
+    "936": 1.5,
+    "941": 1.5,
+    "914": 2.0,
+    "919": 1.0,
+    "924": 4.0,
+    "929": 12.0,
+    "934": 6.0,
+    "939": 8.0,
+    "944": 9.0
+  }
+}

mc/data/minecraft-data/pc/1.21.9/particles.json

@@ -0,0 +1,462 @@
+[
+  {
+    "id": 0,
+    "name": "angry_villager"
+  },
+  {
+    "id": 1,
+    "name": "block"
+  },
+  {
+    "id": 2,
+    "name": "block_marker"
+  },
+  {
+    "id": 3,
+    "name": "bubble"
+  },
+  {
+    "id": 4,
+    "name": "cloud"
+  },
+  {
+    "id": 5,
+    "name": "copper_fire_flame"
+  },
+  {
+    "id": 6,
+    "name": "crit"
+  },
+  {
+    "id": 7,
+    "name": "damage_indicator"
+  },
+  {
+    "id": 8,
+    "name": "dragon_breath"
+  },
+  {
+    "id": 9,
+    "name": "dripping_lava"
+  },
+  {
+    "id": 10,
+    "name": "falling_lava"
+  },
+  {
+    "id": 11,
+    "name": "landing_lava"
+  },
+  {
+    "id": 12,
+    "name": "dripping_water"
+  },
+  {
+    "id": 13,
+    "name": "falling_water"
+  },
+  {
+    "id": 14,
+    "name": "dust"
+  },
+  {
+    "id": 15,
+    "name": "dust_color_transition"
+  },
+  {
+    "id": 16,
+    "name": "effect"
+  },
+  {
+    "id": 17,
+    "name": "elder_guardian"
+  },
+  {
+    "id": 18,
+    "name": "enchanted_hit"
+  },
+  {
+    "id": 19,
+    "name": "enchant"
+  },
+  {
+    "id": 20,
+    "name": "end_rod"
+  },
+  {
+    "id": 21,
+    "name": "entity_effect"
+  },
+  {
+    "id": 22,
+    "name": "explosion_emitter"
+  },
+  {
+    "id": 23,
+    "name": "explosion"
+  },
+  {
+    "id": 24,
+    "name": "gust"
+  },
+  {
+    "id": 25,
+    "name": "small_gust"
+  },
+  {
+    "id": 26,
+    "name": "gust_emitter_large"
+  },
+  {
+    "id": 27,
+    "name": "gust_emitter_small"
+  },
+  {
+    "id": 28,
+    "name": "sonic_boom"
+  },
+  {
+    "id": 29,
+    "name": "falling_dust"
+  },
+  {
+    "id": 30,
+    "name": "firework"
+  },
+  {
+    "id": 31,
+    "name": "fishing"
+  },
+  {
+    "id": 32,
+    "name": "flame"
+  },
+  {
+    "id": 33,
+    "name": "infested"
+  },
+  {
+    "id": 34,
+    "name": "cherry_leaves"
+  },
+  {
+    "id": 35,
+    "name": "pale_oak_leaves"
+  },
+  {
+    "id": 36,
+    "name": "tinted_leaves"
+  },
+  {
+    "id": 37,
+    "name": "sculk_soul"
+  },
+  {
+    "id": 38,
+    "name": "sculk_charge"
+  },
+  {
+    "id": 39,
+    "name": "sculk_charge_pop"
+  },
+  {
+    "id": 40,
+    "name": "soul_fire_flame"
+  },
+  {
+    "id": 41,
+    "name": "soul"
+  },
+  {
+    "id": 42,
+    "name": "flash"
+  },
+  {
+    "id": 43,
+    "name": "happy_villager"
+  },
+  {
+    "id": 44,
+    "name": "composter"
+  },
+  {
+    "id": 45,
+    "name": "heart"
+  },
+  {
+    "id": 46,
+    "name": "instant_effect"
+  },
+  {
+    "id": 47,
+    "name": "item"
+  },
+  {
+    "id": 48,
+    "name": "vibration"
+  },
+  {
+    "id": 49,
+    "name": "trail"
+  },
+  {
+    "id": 50,
+    "name": "item_slime"
+  },
+  {
+    "id": 51,
+    "name": "item_cobweb"
+  },
+  {
+    "id": 52,
+    "name": "item_snowball"
+  },
+  {
+    "id": 53,
+    "name": "large_smoke"
+  },
+  {
+    "id": 54,
+    "name": "lava"
+  },
+  {
+    "id": 55,
+    "name": "mycelium"
+  },
+  {
+    "id": 56,
+    "name": "note"
+  },
+  {
+    "id": 57,
+    "name": "poof"
+  },
+  {
+    "id": 58,
+    "name": "portal"
+  },
+  {
+    "id": 59,
+    "name": "rain"
+  },
+  {
+    "id": 60,
+    "name": "smoke"
+  },
+  {
+    "id": 61,
+    "name": "white_smoke"
+  },
+  {
+    "id": 62,
+    "name": "sneeze"
+  },
+  {
+    "id": 63,
+    "name": "spit"
+  },
+  {
+    "id": 64,
+    "name": "squid_ink"
+  },
+  {
+    "id": 65,
+    "name": "sweep_attack"
+  },
+  {
+    "id": 66,
+    "name": "totem_of_undying"
+  },
+  {
+    "id": 67,
+    "name": "underwater"
+  },
+  {
+    "id": 68,
+    "name": "splash"
+  },
+  {
+    "id": 69,
+    "name": "witch"
+  },
+  {
+    "id": 70,
+    "name": "bubble_pop"
+  },
+  {
+    "id": 71,
+    "name": "current_down"
+  },
+  {
+    "id": 72,
+    "name": "bubble_column_up"
+  },
+  {
+    "id": 73,
+    "name": "nautilus"
+  },
+  {
+    "id": 74,
+    "name": "dolphin"
+  },
+  {
+    "id": 75,
+    "name": "campfire_cosy_smoke"
+  },
+  {
+    "id": 76,
+    "name": "campfire_signal_smoke"
+  },
+  {
+    "id": 77,
+    "name": "dripping_honey"
+  },
+  {
+    "id": 78,
+    "name": "falling_honey"
+  },
+  {
+    "id": 79,
+    "name": "landing_honey"
+  },
+  {
+    "id": 80,
+    "name": "falling_nectar"
+  },
+  {
+    "id": 81,
+    "name": "falling_spore_blossom"
+  },
+  {
+    "id": 82,
+    "name": "ash"
+  },
+  {
+    "id": 83,
+    "name": "crimson_spore"
+  },
+  {
+    "id": 84,
+    "name": "warped_spore"
+  },
+  {
+    "id": 85,
+    "name": "spore_blossom_air"
+  },
+  {
+    "id": 86,
+    "name": "dripping_obsidian_tear"
+  },
+  {
+    "id": 87,
+    "name": "falling_obsidian_tear"
+  },
+  {
+    "id": 88,
+    "name": "landing_obsidian_tear"
+  },
+  {
+    "id": 89,
+    "name": "reverse_portal"
+  },
+  {
+    "id": 90,
+    "name": "white_ash"
+  },
+  {
+    "id": 91,
+    "name": "small_flame"
+  },
+  {
+    "id": 92,
+    "name": "snowflake"
+  },
+  {
+    "id": 93,
+    "name": "dripping_dripstone_lava"
+  },
+  {
+    "id": 94,
+    "name": "falling_dripstone_lava"
+  },
+  {
+    "id": 95,
+    "name": "dripping_dripstone_water"
+  },
+  {
+    "id": 96,
+    "name": "falling_dripstone_water"
+  },
+  {
+    "id": 97,
+    "name": "glow_squid_ink"
+  },
+  {
+    "id": 98,
+    "name": "glow"
+  },
+  {
+    "id": 99,
+    "name": "wax_on"
+  },
+  {
+    "id": 100,
+    "name": "wax_off"
+  },
+  {
+    "id": 101,
+    "name": "electric_spark"
+  },
+  {
+    "id": 102,
+    "name": "scrape"
+  },
+  {
+    "id": 103,
+    "name": "shriek"
+  },
+  {
+    "id": 104,
+    "name": "egg_crack"
+  },
+  {
+    "id": 105,
+    "name": "dust_plume"
+  },
+  {
+    "id": 106,
+    "name": "trial_spawner_detection"
+  },
+  {
+    "id": 107,
+    "name": "trial_spawner_detection_ominous"
+  },
+  {
+    "id": 108,
+    "name": "vault_connection"
+  },
+  {
+    "id": 109,
+    "name": "dust_pillar"
+  },
+  {
+    "id": 110,
+    "name": "ominous_spawning"
+  },
+  {
+    "id": 111,
+    "name": "raid_omen"
+  },
+  {
+    "id": 112,
+    "name": "trial_omen"
+  },
+  {
+    "id": 113,
+    "name": "block_crumble"
+  },
+  {
+    "id": 114,
+    "name": "firefly"
+  }
+]

mc/data/minecraft-data/pc/1.21.9/tints.json

@@ -0,0 +1,465 @@
+{
+  "grass": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "eroded_badlands",
+          "wooded_badlands"
+        ],
+        "color": 9470285
+      },
+      {
+        "keys": [
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "cold_ocean",
+          "crimson_forest",
+          "deep_cold_ocean",
+          "deep_dark",
+          "deep_frozen_ocean",
+          "deep_lukewarm_ocean",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "flower_forest",
+          "forest",
+          "frozen_ocean",
+          "frozen_peaks",
+          "frozen_river",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lukewarm_ocean",
+          "lush_caves",
+          "meadow",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_beach",
+          "snowy_plains",
+          "snowy_slopes",
+          "snowy_taiga",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warm_ocean",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna"
+        ],
+        "color": 0
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": 11983713
+      },
+      {
+        "keys": [
+          "dark_forest"
+        ],
+        "color": 1317381
+      },
+      {
+        "keys": [
+          "mangrove_swamp",
+          "swamp"
+        ],
+        "color": 6975545
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": 7832178
+      }
+    ]
+  },
+  "foliage": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "eroded_badlands",
+          "wooded_badlands"
+        ],
+        "color": 10387789
+      },
+      {
+        "keys": [
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "cold_ocean",
+          "crimson_forest",
+          "dark_forest",
+          "deep_cold_ocean",
+          "deep_dark",
+          "deep_frozen_ocean",
+          "deep_lukewarm_ocean",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "flower_forest",
+          "forest",
+          "frozen_ocean",
+          "frozen_peaks",
+          "frozen_river",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lukewarm_ocean",
+          "lush_caves",
+          "meadow",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_beach",
+          "snowy_plains",
+          "snowy_slopes",
+          "snowy_taiga",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warm_ocean",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna"
+        ],
+        "color": 0
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": 11983713
+      },
+      {
+        "keys": [
+          "mangrove_swamp"
+        ],
+        "color": 9285927
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": 8883574
+      },
+      {
+        "keys": [
+          "swamp"
+        ],
+        "color": 6975545
+      }
+    ]
+  },
+  "water": {
+    "data": [
+      {
+        "keys": [
+          "badlands",
+          "bamboo_jungle",
+          "basalt_deltas",
+          "beach",
+          "birch_forest",
+          "crimson_forest",
+          "dark_forest",
+          "deep_dark",
+          "deep_ocean",
+          "desert",
+          "dripstone_caves",
+          "end_barrens",
+          "end_highlands",
+          "end_midlands",
+          "eroded_badlands",
+          "flower_forest",
+          "forest",
+          "frozen_peaks",
+          "grove",
+          "ice_spikes",
+          "jagged_peaks",
+          "jungle",
+          "lush_caves",
+          "mushroom_fields",
+          "nether_wastes",
+          "ocean",
+          "old_growth_birch_forest",
+          "old_growth_pine_taiga",
+          "old_growth_spruce_taiga",
+          "plains",
+          "river",
+          "savanna",
+          "savanna_plateau",
+          "small_end_islands",
+          "snowy_plains",
+          "snowy_slopes",
+          "soul_sand_valley",
+          "sparse_jungle",
+          "stony_peaks",
+          "stony_shore",
+          "sunflower_plains",
+          "taiga",
+          "the_end",
+          "the_void",
+          "warped_forest",
+          "windswept_forest",
+          "windswept_gravelly_hills",
+          "windswept_hills",
+          "windswept_savanna",
+          "wooded_badlands"
+        ],
+        "color": 4159204
+      },
+      {
+        "keys": [
+          "cherry_grove"
+        ],
+        "color": 6141935
+      },
+      {
+        "keys": [
+          "cold_ocean",
+          "deep_cold_ocean",
+          "snowy_beach",
+          "snowy_taiga"
+        ],
+        "color": 4020182
+      },
+      {
+        "keys": [
+          "deep_frozen_ocean",
+          "frozen_ocean",
+          "frozen_river"
+        ],
+        "color": 3750089
+      },
+      {
+        "keys": [
+          "deep_lukewarm_ocean",
+          "lukewarm_ocean"
+        ],
+        "color": 4566514
+      },
+      {
+        "keys": [
+          "mangrove_swamp"
+        ],
+        "color": 3832426
+      },
+      {
+        "keys": [
+          "meadow"
+        ],
+        "color": 937679
+      },
+      {
+        "keys": [
+          "pale_garden"
+        ],
+        "color": 7768221
+      },
+      {
+        "keys": [
+          "swamp"
+        ],
+        "color": 6388580
+      },
+      {
+        "keys": [
+          "warm_ocean"
+        ],
+        "color": 4445678
+      }
+    ]
+  },
+  "redstone": {
+    "data": [
+      {
+        "keys": [
+          0
+        ],
+        "color": 4980736
+      },
+      {
+        "keys": [
+          1
+        ],
+        "color": 7340032
+      },
+      {
+        "keys": [
+          2
+        ],
+        "color": 7995392
+      },
+      {
+        "keys": [
+          3
+        ],
+        "color": 8650752
+      },
+      {
+        "keys": [
+          4
+        ],
+        "color": 9306112
+      },
+      {
+        "keys": [
+          5
+        ],
+        "color": 10027008
+      },
+      {
+        "keys": [
+          6
+        ],
+        "color": 10682368
+      },
+      {
+        "keys": [
+          7
+        ],
+        "color": 11337728
+      },
+      {
+        "keys": [
+          8
+        ],
+        "color": 11993088
+      },
+      {
+        "keys": [
+          9
+        ],
+        "color": 12648448
+      },
+      {
+        "keys": [
+          10
+        ],
+        "color": 13369344
+      },
+      {
+        "keys": [
+          11
+        ],
+        "color": 14024704
+      },
+      {
+        "keys": [
+          12
+        ],
+        "color": 14680064
+      },
+      {
+        "keys": [
+          13
+        ],
+        "color": 15336960
+      },
+      {
+        "keys": [
+          14
+        ],
+        "color": 15997696
+      },
+      {
+        "keys": [
+          15
+        ],
+        "color": 16724480
+      }
+    ]
+  },
+  "constant": {
+    "data": [
+      {
+        "keys": [
+          "birch_leaves"
+        ],
+        "color": -8345771
+      },
+      {
+        "keys": [
+          "spruce_leaves"
+        ],
+        "color": -10380959
+      },
+      {
+        "keys": [
+          "lily_pad"
+        ],
+        "color": -14647248
+      },
+      {
+        "keys": [
+          "attached_melon_stem"
+        ],
+        "color": -2046180
+      },
+      {
+        "keys": [
+          "attached_pumpkin_stem"
+        ],
+        "color": -2046180
+      },
+      {
+        "keys": [
+          "melon_stem"
+        ],
+        "color": -16711936
+      },
+      {
+        "keys": [
+          "pumpkin_stem"
+        ],
+        "color": -16711936
+      }
+    ]
+  }
+}

mc/data/minecraft-data/pc/1.21.9/version.json

@@ -0,0 +1,6 @@
+{
+  "version": 773,
+  "minecraftVersion": "1.21.9",
+  "majorVersion": "1.21",
+  "releaseType": "release"
+}

mc/data/minecraft-data/pc/common/features.json

@@ -0,0 +1,914 @@
+[
+  {
+    "name": "usesPalettedChunks",
+    "description": "the chunk format uses local palettes",
+    "versions": ["1.9", "latest"]
+  },
+  {
+    "name": "mobSpawner",
+    "description": "spawner is called mob_spawner",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "spawner",
+    "description": "spawner is called spawner",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "hasElytraFlying",
+    "description": "the elytra exists and players can fly with it",
+    "versions": ["1.9", "latest"]
+  },
+  {
+    "name": "fireworkMetadataVarInt7",
+    "description": "firework attached entity metadata is at index 7 and is varint",
+    "versions": ["1.11", "1.13.2"]
+  },
+  {
+    "name": "fireworkMetadataOptVarInt8",
+    "description": "firework attached entity metadata is at index 8 and is optvarint",
+    "versions": ["1.14", "1.16.5"]
+  },
+  {
+    "name": "fireworkMetadataOptVarInt9",
+    "description": "firework attached entity metadata is at index 9 and is optvarint",
+    "versions": ["1.17", "latest"]
+  },
+  {
+    "name": "fireworkNamePlural",
+    "description": "the firework entity used for elytra boosting is named fireworks_rocket",
+    "versions": ["1.11", "1.12.2"]
+  },
+  {
+    "name": "fireworkNameSingular",
+    "description": "the firework entity used for elytra boosting is named firework_rocket",
+    "versions": ["1.13", "latest"]
+  },
+  {
+    "name": "blockMetadata",
+    "description": "block metadata is encoded in a separate metadata",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "blockStateId",
+    "description": "block metadata is encoded as state id",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "creativeSleepNearMobs",
+    "description": "can sleep near mobs in creative",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "fixedPointPosition",
+    "description": "Entity positions are represented with fixed point numbers",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "doublePosition",
+    "description": "Entity positions are represented with double",
+    "versions": [
+      "1.9",
+      "latest"
+    ]
+  },
+  {
+    "name": "fixedPointDelta",
+    "description": "Delta of position are represented with fixed point numbers",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "fixedPointDelta128",
+    "description": "Delta of position are represented with fixed point numbers times 128",
+    "versions": [
+      "1.9",
+      "latest"
+    ]
+  },
+  {
+    "name": "customChannelMCPrefixed",
+    "description": "custom channel are prefixed by MC|",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "customChannelIdentifier",
+    "description": "custom channel is an identifier starting in minecraft namespace",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "dimensionDataIsAvailable",
+    "description": "dimensionData is available, providing an additional information about the current dimension",
+    "versions": ["1.17", "latest"]
+  },
+  {
+    "name": "dimensionDataInCodec",
+    "description": "dimensionData like world height is exclusively in the codec in login packet",
+    "versions": ["1.19", "latest"]
+  },
+  {
+    "name": "useItemWithBlockPlace",
+    "description": "use item is done with block place packet",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "useItemWithOwnPacket",
+    "description": "use item is done with its own packet",
+    "versions": [
+      "1.9",
+      "latest"
+    ]
+  },
+  {
+    "name": "blockPlaceHasHeldItem",
+    "description": "block_place packet has heldItem",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "blockPlaceHasHandAndIntCursor",
+    "description": "block_place packet has hand and int cursor",
+    "versions": ["1.9", "1.10.2"]
+  },
+  {
+    "name": "blockPlaceHasHandAndFloatCursor",
+    "description": "block_place packet has hand and float cursor",
+    "versions": ["1.11", "1.13.2"]
+  },
+  {
+    "name": "blockPlaceHasInsideBlock",
+    "description": "block_place packet has inside block",
+    "versions": [
+      "1.14",
+      "latest"
+    ]
+  },
+  {
+    "name": "teleportUsesPositionPacket",
+    "description": "teleport is done using position packet",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "positionUpdateSentEveryTick",
+    "description": "the position is sent every tick",
+    "versions": ["1.8", "1.11.2"]
+  },
+  {
+    "name": "teleportUsesOwnPacket",
+    "description": "teleport is done using its own packet",
+    "versions": [
+      "1.9",
+      "latest"
+    ]
+  },
+  {
+    "name": "oneBlockForSeveralVariations",
+    "description": "one block of several variations",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "blockSchemeIsFlat",
+    "description": "all variations of a packet have their own id",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "tabCompleteHasNoToolTip",
+    "description": "tab complete doesn't have a tool tip",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "tabCompleteHasAToolTip",
+    "description": "tab complete has a tool tip",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "effectAreMinecraftPrefixed",
+    "description": "effect are prefixed by minecraft:",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "effectAreNotPrefixed",
+    "description": "effect are not prefixed",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "itemsAreAlsoBlocks",
+    "description": "items are also blocks",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "itemsAreNotBlocks",
+    "description": "items are not block",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "fishingBobberCorrectlyNamed",
+    "description": "the fishing hook entity is named fishing_bobber",
+    "versions": [
+      "1.14",
+      "latest"
+    ]
+  },
+  {
+    "name": "editBookIsPluginChannel",
+    "description": "book editing is handled through plugin channels",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "hasEditBookPacket",
+    "description": "book editing is handled through a packet with the updated book item",
+    "versions": ["1.13", "latest"]
+  },
+  {
+    "name": "editBookPacketUsesNbt",
+    "description": "edit_book packet sends a new book item (with its NBT containing page data) to server",
+    "versions": ["1.13", "1.17"]
+  },
+  {
+    "name": "clientUpdateBookIdWhenSign",
+    "description": "when sending MC|BSign, item type should be written_book",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "useMCTrSel",
+    "description": "select trade through plugin channel MC|TrSel",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "useMCTrList",
+    "description": "receive trade list through plugin channel MC|TrList",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "usetraderlist",
+    "description": "receive trade list through plugin channel usetrader_list",
+    "versions": ["1.13", "1.13.2"]
+  },
+  {
+    "name": "doesntHaveOffHandSlot",
+    "description": "doesn't have an off-hand slot",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "multiBlockChangeHasTrustEdges",
+    "description": "multi block changes has trust edges field",
+    "versions": ["1.16", "latest"]
+  },
+  {
+    "name": "dimensionIsAnInt",
+    "description": "dimension is an int (the index of an enum)",
+    "versions": ["1.8", "1.15.2"]
+  },
+  {
+    "name": "dimensionIsAString",
+    "description": "dimension is a string (the dimension is the same as the world name)",
+    "versions": ["1.16", "1.16.1"]
+  },
+  {
+    "name": "dimensionIsAWorld",
+    "description": "dimension is an nbt compound",
+    "versions": ["1.16.2", "latest"]
+  },
+  {
+    "name": "doesntHaveChestType",
+    "description": "chests don't have a type property",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "usesAdvCdm",
+    "description": "packet MC|AdvCmd was incorrectly spelled in 1.8 as MC|AdvCdm",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "usesAdvCmd",
+    "description": "uses MC|AdvCmd to set command block information",
+    "versions": ["1.9", "1.12.2"]
+  },
+  {
+    "name": "indexesVillagerRecipes",
+    "description": "gives a index for each trade in a villagers metadata",
+    "versions": ["1.8", "1.11.2"]
+  },
+  {
+    "name": "hasAttackCooldown",
+    "description": "if there is a cooldown after attacks to deal full damage",
+    "versions": ["1.9", "latest"]
+  },
+  {
+    "name": "usesLoginPacket",
+    "description": "uses the login packet as defined in mcData",
+    "versions": ["1.16", "latest"]
+  },
+  {
+    "name": "usesMultiblockSingleLong",
+    "description": "in the multi_block_change packet is stored as a single number",
+    "versions": [
+      "1.16.2",
+      "latest"
+    ]
+  },
+  {
+    "name": "usesMultiblock3DChunkCoords",
+    "description": "in the multi_block_change packet, all 3 axis coords are defined",
+    "versions": [
+      "1.16.2",
+      "latest"
+    ]
+  },
+  {
+    "name": "setBlockUsesMetadataNumber",
+    "description": "the parameter metadata of the setblock command is a number",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "useMCItemName",
+    "description": "send item name for anvil using plugin channel MC|TrList",
+    "versions": ["1.8", "1.12.2"]
+  },
+  {
+    "name": "selectingTradeMovesItems",
+    "description": "selecting a trade automatically puts the required items into trading slots",
+    "versions": [
+      "1.14",
+      "latest"
+    ]
+  },
+  {
+    "name": "resourcePackUsesHash",
+    "description": "resource pack uses hash validation",
+    "versions": ["1.8", "1.9.4"]
+  },
+  {
+    "name": "resourcePackUsesUUID",
+    "description": "resource pack uses UUID identification",
+    "versions": ["1.20.3", "latest"]
+  },
+  {
+    "name": "lessCharsInChat",
+    "description": "max chars in chat",
+    "versions": ["1.8", "1.10.2"]
+  },
+  {
+    "name": "teamUsesChatComponents",
+    "description": "teams use chatcomponents for formatting",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "teamUsesScoreboard",
+    "description": "teams use scoreboard_team packet",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "enderCrystalNameEndsInErNoCaps",
+    "description": "this is when the end_crystal's entity name is ender_crystal",
+    "versions": ["1.11", "1.12.2"]
+  },
+  {
+    "name": "enderCrystalNameNoCapsWithUnderscore",
+    "description": "this is when the end_crystal's entity name is end_crystal",
+    "versions": [
+      "1.14",
+      "latest"
+    ]
+  },
+  {
+    "name": "entityNameUpperCaseNoUnderscore",
+    "description": "this is when some entities names would be captialized and appended without underscores like 'Boat' or 'ArmorStand'",
+    "versions": ["1.8", "1.10.2"]
+  },
+  {
+    "name": "entityNameLowerCaseNoUnderscore",
+    "description": "this is when some entity names are lowercase and appended without underscores like 'armorstand' or 'endercrystal'",
+    "versions": ["1.13", "1.13.2"]
+  },
+  {
+    "name": "transactionPacketExists",
+    "description": "this is when the description packet existed",
+    "versions": ["1.8", "1.16.5"]
+  },
+  {
+    "name": "stateIdUsed",
+    "description": "starting in 1.17.1, actionId has been replaced with stateId",
+    "versions": [
+      "1.17.1",
+      "latest"
+    ]
+  },
+  {
+    "name": "actionIdUsed",
+    "description": "pre 1.17, actionId is used",
+    "versions": ["1.8", "1.16.5"]
+  },
+  {
+    "name": "setSlotAsTransaction",
+    "description": "use setslot as transaction instead of just hoping it'll work",
+    "versions": [
+      "1.17",
+      "latest"
+    ]
+  },
+  {
+    "name": "armAnimationBeforeUse",
+    "description": "arm animation packet sent before use entity packet",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "tallWorld",
+    "description": "world y defaults to starts at -64 and ends at 384",
+    "versions": [
+      "1.18",
+      "latest"
+    ]
+  },
+  {
+    "name": "sendStringifiedSignText",
+    "description": "sign text send when updating signs is send as stringified strings",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "usesBlockStates",
+    "description": "uses block states for block identification instead of block ID + metadata",
+    "versions": [
+      "1.13",
+      "latest"
+    ]
+  },
+  {
+    "name": "effectNamesMatchRegistryName",
+    "description": "effect names match their registry names rather than legacy names",
+    "versions": [
+      "1.17",
+      "latest"
+    ]
+  },
+  {
+    "name": "shieldSlot",
+    "description": "shields are equipped in the off-hand slot",
+    "versions": [
+      "1.9",
+      "latest"
+    ]
+  },
+  {
+    "name": "village&pillageInventoryWindows",
+    "description": "inventory windows introduced in Village & Pillage update",
+    "versions": [
+      "1.14",
+      "latest"
+    ]
+  },
+  {
+    "name": "netherUpdateInventoryWindows",
+    "description": "inventory windows introduced in Nether Update",
+    "versions": [
+      "1.16",
+      "latest"
+    ]
+  },
+  {
+    "name": "unloadChunkByEmptyChunk",
+    "description": "Chunk unloading is done by sending an empty chunk",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "unloadChunkDirect",
+    "description": "Chunk unloading is done by sending directly an unload chunk packet",
+    "versions": ["1.9", "latest"]
+  },
+  {
+    "name": "entityCamelCase",
+    "description": "entity names are in camel case",
+    "versions": ["1.8", "1.10.2"]
+  },
+  {
+    "name": "entitySnakeCase",
+    "description": "entity name are in snake case",
+    "versions": ["1.11", "latest"]
+  },
+  {
+    "name": "respawnIsPayload",
+    "description": "respawn field is payload",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "respawnIsActionId",
+    "description": "respawn field is action id",
+    "versions": ["1.9", "latest"]
+  },
+  {
+    "name": "attachStackEntity",
+    "description": "attach is used to stack entities",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "setPassengerStackEntity",
+    "description": "set passengers is used to stack entities",
+    "versions": ["1.9", "latest"]
+  },
+  {
+    "name": "theFlattening",
+    "description": "many items got merged, separated or renamed",
+    "versions": ["1.13", "latest"]
+  },
+  {
+    "name": "blockPlaceHasIntCursor",
+    "description": "block_place packet has int cursor",
+    "versions": ["1.8", "1.10.2"]
+  },
+  {
+    "name": "updateViewPosition",
+    "description": "the client's chunk position must be updated to render chunks correctly",
+    "versions": ["1.14", "latest"]
+  },
+  {
+    "name": "lightSentSeparately",
+    "description": "chunk light data is sent in a separate packet",
+    "versions": ["1.14", "latest"]
+  },
+  {
+    "name": "difficultySentSeparately",
+    "description": "game difficulty is sent separately from the login packet",
+    "versions": ["1.14", "latest"]
+  },
+  {
+    "name": "biomesSentSeparately",
+    "description": "biomes sent in own packet",
+    "versions": ["1.15", "1.17_major"]
+  },
+  {
+    "name": "acknowledgePlayerDigging",
+    "description": "player digging packets should be responded to",
+    "versions": ["1.14", "latest"]
+  },
+  {
+    "name": "multiTypeSigns",
+    "description": "there are 6 types of signs based on the different trees",
+    "versions": ["1.14", "latest"]
+  },
+  {
+    "name": "entityMetadataSentSeparately",
+    "description": "entity metadata is sent separately from the spawn packets",
+    "versions": ["1.15", "latest"]
+  },
+  {
+    "name": "attributeSnakeCase",
+    "description": "entity attributes are in snake case",
+    "versions": ["1.16", "latest"]
+  },
+  {
+    "name": "allEntityEquipmentInOne",
+    "description": "entity equipment packet contains all equipment slots instead of just one",
+    "versions": ["1.16", "latest"]
+  },
+  {
+    "name": "entityMCPrefixed",
+    "description": "entity prefixed with minecraft: on this versions",
+    "versions": ["1.12", "latest"]
+  },
+  {
+    "name": "nbtOnMetadata",
+    "description": "in never versions its nbt but in 1.8 its on metadata",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "theShulkerBoxes",
+    "description": "added shulker boxes to the game",
+    "versions": ["1.13", "latest"]
+  },
+  {
+    "name": "metadataIxOfItem",
+    "description": "item.metadata[this_ix] will be the item that was dropped on the ground",
+    "values": [
+      {
+        "value": 8,
+        "versions": ["1.17_major", "latest"]
+      },
+      {
+        "value": 7,
+        "versions": ["1.14_major", "1.16_major"]
+      },
+      {
+        "value": 6,
+        "versions": ["1.10_major", "1.13_major"]
+      },
+      {
+        "value": 5,
+        "version": "1.9_major"
+      },
+      {
+        "value": 8,
+        "version": "1.8_major"
+      }
+    ]
+  },
+  {
+    "name": "itemSerializationWillOnlyUsePresent",
+    "description": "item serialization in [even] newer versions uses present field [exclusively] to show nullability rather than sending blockId as -1",
+    "versions": ["1.14_major", "latest"]
+  },
+  {
+    "name": "itemSerializationAllowsPresent",
+    "description": "item serialization in newer versions uses present field to show nullability rather or sending blockId as -1 can be used",
+    "versions": ["1.13_major", "latest"]
+  },
+  {
+    "name": "itemSerializationUsesBlockId",
+    "description": "item serialization in older versions uses blockId field to show nullability by setting blockId to -1",
+    "versions": ["1.8_major", "1.12_major"]
+  },
+  {
+    "name": "saveDurabilityAsDamage",
+    "description": "in newer versions, an nbt key called 'Damage' is used to store durability",
+    "versions": ["1.13_major", "latest"]
+  },
+  {
+    "name": "nbtNameForEnchant",
+    "description": "what the nbt key for enchants is",
+    "values": [
+      {
+        "value": "Enchantments",
+        "versions": ["1.13_major", "latest"]
+      },
+      {
+        "value": "ench",
+        "versions": ["1.8_major", "1.12_major"]
+      }
+    ]
+  },
+  {
+    "name": "booksUseStoredEnchantments",
+    "description": "Enchanted books store enchantment data in a separate NBT tag called StoredEnchantments",
+    "versions": ["1.8_major", "latest"]
+  },
+  {
+    "name": "typeOfValueForEnchantLevel",
+    "description": "type of value that stores enchant lvl in the nbt",
+    "values": [
+      {
+        "value": "string",
+        "versions": ["1.13_major", "latest"]
+      },
+      {
+        "value": "short",
+        "versions": ["1.8_major", "1.12_major"]
+      }
+    ]
+  },
+  {
+    "name": "whereDurabilityIsSerialized",
+    "description": "where the durability is saved in nbt",
+    "values": [
+      {
+        "value": "Damage",
+        "versions": ["1.13_major", "latest"]
+      },
+      {
+        "value": "metadata",
+        "versions": ["1.8_major", "1.12_major"]
+      }
+    ]
+  },
+  {
+    "name": "itemLoreIsAString",
+    "description": "An item's custom Lore is stored as a string in NBT, in older versions it's a list of strings",
+    "versions": ["1.14_major", "latest"]
+  },
+  {
+    "name": "spawnEggsUseInternalIdInNbt",
+    "description": "in older versions, spawn eggs have a field in their nbt called 'internalId' which tells what entity they will spawn",
+    "versions": ["1.8_major", "1.8_major"]
+  },
+  {
+    "name": "spawnEggsUseEntityTagInNbt",
+    "description": "in older versions, spawn eggs have a key in their nbt called EntityTag which is an object with a field called id, which is an identifier like 'minecraft:cow' that tells the client what mob this egg will spawn",
+    "versions": ["1.9_major", "1.12_major"]
+  },
+  {
+    "name": "spawnEggsHaveSpawnedEntityInName",
+    "description": "in newer versions, spawn eggs have the entity they spawn in their name, ex: 'squid_spawn_egg'",
+    "versions": ["1.13_major", "latest"]
+  },
+  {
+    "name": "signedChat",
+    "description": "starting in 1.19 chat messages generally carry a cryptographic signature, `packet_chat` has been replaced clientbound by `packet_player_chat` and `packet_system_chat` and serverbound by `packet_chat_message`",
+    "versions": ["1.19_major", "latest"]
+  },
+  {
+    "name": "signatureEncryption",
+    "description": "allows for usage of `signature` instead of verifyToken in serverbound packet_encryption_begin",
+    "versions": ["1.19", "1.19.2"]
+  },
+  {
+    "name": "profileKeySignatureV2",
+    "description": "uses `signatureV2` public key signature",
+    "versions": [
+      "1.19.2",
+      "latest"
+    ]
+  },
+  {
+    "name": "clientboundChatHasSender",
+    "description": "clientbound chat packet contains message sender's UUID",
+    "versions": ["1.16_major", "latest"]
+  },
+  {
+    "name": "consolidatedEntitySpawnPacket",
+    "description": "One packet to add living and non-living entities",
+    "versions": ["1.19", "latest"]
+  },
+  {
+    "name": "chainedChatWithHashing",
+    "description": "Signed messages are ordered and depend on previous messages, and message payloads are hashed before generating a signature",
+    "version": "1.19.2"
+  },
+  {
+    "name": "useChatSessions",
+    "description": "Users generate a session with a unique ID upon login. Chat messages are signed using this ID and an index that is increased with each message",
+    "versions": ["1.19.3", "latest"]
+  },
+  {
+    "name": "playerInfoActionIsBitfield",
+    "description": "The player_info packet may contain multiple actions in one packet. The actions field is a bitfield signifying what actions are included",
+    "versions": ["1.19.3", "latest"]
+  },
+  {
+    "name": "removedNamedSoundEffectPacket",
+    "description": "The named_sound_effect packet was removed and you must use the expanded sound_effect packet",
+    "versions": ["1.19.3", "latest"]
+  },
+  {
+    "name": "clientsideChatFormatting",
+    "description": "Chat messages are formatted on the client side",
+    "versions": ["1.19_major", "latest"]
+  },
+  {
+    "name": "entityMetadataHasLong",
+    "description": "There exists a serializer of type long for entity metadata",
+    "versions": ["1.19.3", "latest"]
+  },
+  {
+    "name": "hasBundlePacket",
+    "description": "Has a Bundle Packet to group packets for processing at once",
+    "versions": ["1.19.4", "latest"]
+  },
+  {
+    "name": "mcDataHasEntityMetadata",
+    "description": "Entity Metadata is defined in mcdata",
+    "versions": ["1.19.4", "latest"]
+  },
+  {
+    "name": "multiSidedSigns",
+    "description": "Signs can have text on the front and back",
+    "versions": ["1.20", "latest"]
+  },
+  {
+    "name": "explicitMaxDurability",
+    "description": "Items with maximum durability have explicit NBT data Damage:0",
+    "versions": ["1.15_major", "latest"]
+  },
+  {
+    "name": "newLightingDataFormat",
+    "description": "in 1.17, light encoding changed to handle new world height",
+    "versions": ["1.17", "latest"]
+  },
+  {
+    "name": "hasConfigurationState",
+    "description": "in 1.20.2, a new configuration state was added to allow configuration after login",
+    "versions": ["1.20.2", "latest"]
+  },
+  {
+    "name": "unifiedPlayerAndEntitySpawnPacket",
+    "description": "Players and entities spawn with the same spawn_entity packet",
+    "versions": ["1.20.2", "latest"]
+  },
+  {
+    "name": "chatPacketsUseNbtComponents",
+    "description": "Chat message packets use NBT to serialize chat components instead of JSON",
+    "versions": ["1.20.3", "latest"]
+  },
+  {
+    "name": "seperateSignedChatCommandPacket",
+    "description": "Signed chat commands use new `packet_chat_command_signed` packet",
+    "versions": ["1.20.5", "latest"]
+  },
+  {
+    "name": "spawnRespawnWorldDataField",
+    "description": "Spawn and respawn packet now use shared worldState type for their data, and dimensions are now integers",
+    "versions": ["1.20.5", "latest"]
+  },
+  {
+    "name": "updatedParticlesPacket",
+    "description": "Particle packet structure contains uses strings instead of integers in protocol",
+    "versions": ["1.20.5", "latest"]
+  },
+  {
+    "name": "segmentedRegistryCodecData",
+    "description": "Codec data is now split into multiple NBTs by ID instead of one",
+    "versions": ["1.20.5", "latest"]
+  },
+  {
+    "name": "itemsWithComponents",
+    "description": "New Item schema",
+    "versions": ["1.20.5", "latest"]
+  },
+  {
+    "name": "positionPacketHasBitflags",
+    "description": "positionPacketHasBitflags",
+    "versions": ["1.20.5", "latest"]
+  },
+  {
+    "name": "hasExecuteCommand",
+    "description": "Support the execute command",
+    "versions": ["1.14", "latest"]
+  },
+  {
+    "name": "chatTypeIsHolder",
+    "description": "The chat `type` field in the `player_chat` packet now is a Holder type",
+    "versions": ["1.21", "latest"]
+  },
+  {
+    "name": "registryDataIsMandatory",
+    "description": "The server needs to send the registry data to the client before sending the finish_configuration packet",
+    "versions": ["1.21", "latest"]
+  },
+  {
+    "name": "newPlayerInputPacket",
+    "description": "New player_input packet for movements, which replaces steer_vehicle",
+    "versions": ["1.21.3", "latest"]
+  },
+  {
+    "name": "noAckOnCreateSetSlotPacket",
+    "description": "Server does not send ack on creative_set_slot packets",
+    "versions": ["1.21.3", "latest"]
+  },
+  {
+    "name": "titleUsesLegacyPackets",
+    "description": "title system uses legacy title packets",
+    "versions": ["1.8", "1.17"]
+  },
+  {
+    "name": "titleUsesNewPackets",
+    "description": "title system uses new set_title_text and set_title_subtitle packets",
+    "versions": ["1.17.1", "latest"]
+  },
+  {
+    "name": "playsoundUsesResourceLocation",
+    "description": "the /playsound command uses resource location syntax",
+    "versions": ["1.9", "latest"]
+  },
+  {
+    "name": "noteBlockNameIsNoteBlock",
+    "description": "the note block is named 'note_block'",
+    "versions": ["1.13", "latest"]
+  },
+  {
+    "name": "usesOldSoundPacket",
+    "description": "uses the old sound packet format",
+    "versions": ["1.8", "1.8.9"]
+  },
+  {
+    "name": "chatGlobalIndexAndChecksum",
+    "description": "chatGlobalIndexAndChecksum",
+    "versions": ["1.21.5", "latest"]
+  },
+  {
+    "name": "entityActionUsesStringMapper",
+    "description": "entity_action packet uses string mappings instead of numeric actionId",
+    "versions": ["1.21.6", "latest"]
+  },
+  {
+    "name": "spawnPositionIsGlobal",
+    "description": "spawn position includes a dimension component",
+    "versions": ["1.21.9", "latest"]
+  },
+  {
+    "name": "gameRuleUsesResourceLocation",
+    "description": "gamerule names use resource location syntax",
+    "versions": ["1.21.11", "latest"]
+  }
+]

mc/data/minecraft-data/pc/common/versions.json

@@ -0,0 +1,73 @@
+[
+  "0.30c",
+  "1.7",
+  "1.8",
+  "15w40b",
+  "1.9",
+  "1.9.1-pre2",
+  "1.9.2",
+  "1.9.4",
+  "16w20a",
+  "1.10-pre1",
+  "1.10",
+  "1.10.1",
+  "1.10.2",
+  "16w35a",
+  "1.11",
+  "1.11.2",
+  "17w15a",
+  "17w18b",
+  "1.12-pre4",
+  "1.12",
+  "1.12.1",
+  "1.12.2",
+  "17w50a",
+  "1.13",
+  "1.13.1",
+  "1.13.2-pre1",
+  "1.13.2-pre2",
+  "1.13.2",
+  "1.14",
+  "1.14.1",
+  "1.14.3",
+  "1.14.4",
+  "1.15",
+  "1.15.1",
+  "1.15.2",
+  "20w13b",
+  "20w14a",
+  "1.16-rc1",
+  "1.16",
+  "1.16.1",
+  "1.16.2",
+  "1.16.3",
+  "1.16.4",
+  "1.16.5",
+  "21w07a",
+  "1.17",
+  "1.17.1",
+  "1.18",
+  "1.18.1",
+  "1.18.2",
+  "1.19",
+  "1.19.2",
+  "1.19.3",
+  "1.19.4",
+  "1.20",
+  "1.20.1",
+  "1.20.2",
+  "1.20.3",
+  "1.20.4",
+  "1.20.5",
+  "1.20.6",
+  "1.21",
+  "1.21.1",
+  "1.21.3",
+  "1.21.4",
+  "1.21.5",
+  "1.21.6",
+  "1.21.8",
+  "1.21.9",
+  "1.21.10",
+  "1.21.11"
+]

mc/data/protocol_version.go

@@ -0,0 +1,65 @@
+package data
+
+//   {
+//    "minecraftVersion": "1.21.10-rc1",
+//    "version": 1073742098,
+//    "dataVersion": 4555,
+//    "usesNetty": true,
+//    "majorVersion": "1.21",
+//    "releaseType": "snapshot"
+//  },
+
+type VersionInfo struct {
+	MinecraftVersion string
+	Version          int32
+	DataVersion      int32
+	UsesNetty        bool
+	MajorVersion     string
+	ReleaseType      string
+}
+
+var ProtocolVersions []VersionInfo
+
+func LookUpVersionByName(name string) (ret VersionInfo, err error) {
+	for _, v := range ProtocolVersions {
+		if v.MinecraftVersion == name {
+			ret = v
+			return
+		}
+	}
+	err = UnknownMinecraftVersionError
+	return
+}
+
+func LookUpVersionByProtocolVersion(version int32) (ret VersionInfo, err error) {
+	for _, v := range ProtocolVersions {
+		if v.Version == version {
+			ret = v
+			return
+		}
+	}
+	err = UnknownMinecraftVersionError
+	return
+}
+
+func LookUpVersionByDataVersion(version int32) (ret VersionInfo, err error) {
+	for _, v := range ProtocolVersions {
+		if v.DataVersion == version {
+			ret = v
+			return
+		}
+	}
+	err = UnknownMinecraftVersionError
+	return
+}
+
+// MustLookupProtocolVersion panics if the version is not found only intended for testing code.
+func MustLookupProtocolVersion(version string) int32 {
+	v, err := LookUpVersionByName(version)
+	must(err)
+	return v.Version
+}
+
+func init() {
+	must(LoadJson("minecraft-data/pc/common/protocolVersions.json", &ProtocolVersions))
+}

mc/data/protocol_version_test.go

@@ -0,0 +1,18 @@
+package data_test
+
+import (
+	"testing"
+
+	"github.com/admin-else/strom/mc/data"
+)
+
+func TestLookUpProtocolVersion(t *testing.T) {
+	version, err := data.LookUpVersionByProtocolVersion(772)
+	if err != nil {
+		t.Fatalf("Expected to find version 772, got error: %v", err)
+	}
+	if version.MinecraftVersion != "1.21.8" {
+		t.Errorf("Expected version 1.21.8, got %s", version.MinecraftVersion)
+	}
+	t.Logf("Found version %v", version)
+}

mc/data/registry.go

@@ -0,0 +1,22 @@
+package data
+
+import (
+	"embed"
+
+	nbt2 "github.com/admin-else/strom/mc/nbt"
+)
+
+// TODO: this is stupid loginPacket.json exists next version migrate to that
+
+//go:embed registry/*
+var Registry embed.FS
+
+func LoadRegistry(name string) (n *nbt2.Tag, err error) {
+	r, err := Registry.Open("registry/" + name + ".nbt")
+	if err != nil {
+		return
+	}
+	defer r.Close()
+	n, err = nbt2.ReadUnstructuredFile(r)
+	return
+}

mc/event/event_bus.go

@@ -0,0 +1,250 @@
+// Package event is the event handler
+package event
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+	"reflect"
+)
+
+type Loop struct {
+	HandlerFunctions map[reflect.Type][]reflect.Value
+
+	Ctx          context.Context
+	Cancel       context.CancelFunc
+	eventSources []reflect.SelectCase
+}
+
+type Unhandled struct {
+	Val any
+}
+
+type Anything struct {
+	Val any
+}
+
+// Close is fired when the loop shuts down.
+type Close struct {
+	Reason error
+}
+
+// HandlerDoneErr will stop the event loop and return the error if provided.
+type HandlerDoneErr struct {
+	Return error
+}
+
+// CallFunc is a special value that when fired with Loop.Fire it calls a function on the main loop
+// Its usefull for event event sources to call functions on the main loop
+// because event sources dont run on the main loop
+type CallFunc struct {
+	F    reflect.Value
+	Args []reflect.Value
+}
+
+func (e HandlerDoneErr) Error() string {
+	return "HandlerDoneErr"
+}
+
+func (e HandlerDoneErr) Unwrap() error {
+	return e.Return
+}
+
+// MainHandlerErr is a special error used to tell the event loop that the main loop has exited
+type MainHandlerErr struct {
+	Return error
+}
+
+func (e MainHandlerErr) Error() string {
+	return "MainHandlerErr"
+}
+
+func (e MainHandlerErr) Unwrap() error {
+	return e.Return
+}
+
+// DontForwardErr will stop the event from being forwarded to other handlers, including anything handlers.
+var DontForwardErr = errors.New("dont forward")
+var WhileClosingErr = errors.New("error while closing")
+var ContextDoneErr = errors.New("context done")
+var RecvNotOkErr = errors.New("recv not ok")
+
+func ValidateHandler(h any) (eventType reflect.Type, hv reflect.Value) {
+	hv = reflect.ValueOf(h)
+	if hv.Kind() != reflect.Func {
+		panic("expected method")
+	}
+	if hv.Type().NumIn() != 1 {
+		panic("expected method with one argument")
+	}
+	if hv.Type().NumOut() != 1 || hv.Type().Out(0) != reflect.TypeFor[error]() {
+		panic("expected method that returns an error")
+	}
+	eventType = hv.Type().In(0)
+	return
+}
+
+// RegisterEventSource registers an event source an event source is a channel this channel along with all other event sources will be reflect.Select 'ed until the loop closes
+// here is an example of an event source function
+//
+//	func() (chSending <-chan any) {
+//			ch := make(chan any)
+//			go func() {
+//				ctx := conn.Ctx
+//				for {
+//					select {
+//					case <-ctx.Done():
+//						return
+//					case eventt := <-otherSource:
+//						err = c.DoCommand(eventt)
+//					}
+//				}
+//			}()
+//			chSending = ch
+//			return
+//		}
+func (l *Loop) RegisterEventSource(ch <-chan any) {
+	l.eventSources = append(l.eventSources, reflect.SelectCase{Dir: reflect.SelectRecv, Chan: reflect.ValueOf(ch)})
+}
+
+// Register registers a handler that will not close the loop if it returns an error.
+// Instead, it will log it to slog.Error
+// Warning: If a bad handler is passed in the program will panic.
+func (l *Loop) Register(h any) {
+	eventType, hv := ValidateHandler(h)
+	l.RegisterLow(eventType, hv, false)
+}
+
+// RegisterLow registers a handler that will not close the loop if it returns an error.
+// Instead, it will log it to slog.Error
+// This does not hold true for signaling errors like HandlerDoneErr or DontForwardErr
+// Warning: If a bad handler is passed in the program will panic.
+func (l *Loop) RegisterLow(eventType reflect.Type, hv reflect.Value, critical bool) {
+	handleFunc := hv
+	if !critical {
+		handleFunc = reflect.ValueOf(func(packet any) error {
+			v := hv.Call([]reflect.Value{reflect.ValueOf(packet)})[0]
+			if !v.IsNil() {
+				err := v.Interface().(error)
+				if errors.As(err, &HandlerDoneErr{}) || errors.Is(err, DontForwardErr) {
+					return err
+				}
+				slog.Error("handler failed", "err", err)
+			}
+			return nil
+		})
+	}
+	l.HandlerFunctions[eventType] = append(l.HandlerFunctions[eventType], handleFunc)
+}
+
+// RegisterCritical registers a handler that will close the loop if it returns an error.
+// Warning: If a bad handler is passed in the program will panic.
+func (l *Loop) RegisterCritical(h any) {
+	eventType, hv := ValidateHandler(h)
+	l.HandlerFunctions[eventType] = append(l.HandlerFunctions[eventType], hv)
+}
+
+// FireFound triggers all handlers registered for the specified event type and returns if handlers were found or an error occurred.
+func (l *Loop) FireFound(event any) (found bool, err error) {
+	var handlers []reflect.Value
+	if handlers, found = l.HandlerFunctions[reflect.TypeOf(event)]; found {
+		for _, handler := range handlers {
+			errV := handler.Call([]reflect.Value{reflect.ValueOf(event)})[0]
+			if !errV.IsNil() {
+				err = errV.Interface().(error)
+				err = errors.Join(fmt.Errorf("event handler failed at: %T", event), err)
+				return
+			}
+		}
+	}
+	return
+}
+
+// Fire dispatches the provided event to all appropriate handlers and invokes fallback handlers if the event is unhandled.
+func (l *Loop) Fire(event any) (err error) {
+	err, isErr := event.(error)
+	if isErr {
+		return
+	}
+	err = nil
+
+	f, isCallFunc := event.(CallFunc)
+	if isCallFunc {
+		errV := f.F.Call(f.Args)[0].Interface()
+		if errV != nil {
+			err = errV.(error)
+		}
+		return
+	}
+
+	found, err := l.FireFound(event)
+	if err != nil {
+		if errors.Is(err, DontForwardErr) {
+			err = nil
+		}
+		return
+	}
+	if !found {
+		found, err = l.FireFound(Unhandled{event})
+		if err != nil {
+			return
+		}
+	}
+	found, err = l.FireFound(Anything{event})
+	return
+}
+
+func (l *Loop) ContextDoneListener() (chSending <-chan any) {
+	ch := make(chan any)
+	go func() {
+		<-l.Ctx.Done()
+		ch <- ContextDoneErr
+	}()
+	return ch
+}
+
+func (l *Loop) IsTypeRegistered(t reflect.Type) bool {
+	_, ok := l.HandlerFunctions[t]
+	return ok
+}
+
+func (l *Loop) StartLoop() (err error) {
+	_ = *l // exit early on nil loop
+	l.RegisterEventSource(l.ContextDoneListener())
+	for {
+		_, v, ok := reflect.Select(l.eventSources)
+		if !ok {
+			err = RecvNotOkErr
+			break
+		}
+		err = l.Fire(v.Interface())
+		if err != nil {
+			break
+		}
+	}
+	var contextDoneErr HandlerDoneErr
+	if errors.As(err, &contextDoneErr) {
+		err = contextDoneErr.Return
+	}
+	closeErr := l.Fire(Close{err})
+	if closeErr != nil {
+		err = errors.Join(err, errors.Join(WhileClosingErr, closeErr))
+	}
+	l.Cancel()
+	return
+}
+
+func NewLoop() (l *Loop) {
+	return NewLoopCtx(context.Background())
+}
+
+func NewLoopCtx(ctx context.Context) (l *Loop) {
+	if ctx == nil {
+		ctx = context.Background()
+	}
+	l = &Loop{}
+	l.Ctx, l.Cancel = context.WithCancel(ctx)
+	l.HandlerFunctions = make(map[reflect.Type][]reflect.Value)
+	return
+}

mc/event/stdin.go

@@ -0,0 +1,34 @@
+package event
+
+import (
+	"bufio"
+	"os"
+)
+
+type Stdin struct {
+	Val string
+}
+
+func StartListingStdin(l *Loop) {
+	l.RegisterEventSource(func() (chSending <-chan any) {
+		ch := make(chan any)
+		go func() {
+			scanner := bufio.NewScanner(os.Stdin)
+			ctx := l.Ctx
+			for scanner.Scan() {
+				select {
+				case <-ctx.Done():
+					return
+				default:
+					ch <- Stdin{scanner.Text()}
+				}
+			}
+			if err := scanner.Err(); err != nil {
+				ch <- err
+			}
+		}()
+		chSending = ch
+		return
+	}())
+	return
+}

mc/event/timer.go

@@ -0,0 +1,100 @@
+package event
+
+import (
+	"context"
+	"reflect"
+	"slices"
+	"time"
+)
+
+type IntervalTask struct {
+	F           func() error
+	LastTrigger time.Time
+	Interval    time.Duration
+}
+
+type OnceTask struct {
+	F       func() error
+	Trigger time.Time
+}
+
+type Timer struct {
+	Once     []OnceTask
+	Interval []IntervalTask
+}
+
+func (t *Timer) Trigger(ch chan any) {
+	triggerAt := time.Time{}
+	found := false
+	iOnce, iInterval := -1, -1
+
+	for i, oTask := range t.Once {
+		if oTask.Trigger.Before(triggerAt) || triggerAt.IsZero() {
+			found = true
+			triggerAt = oTask.Trigger
+			iOnce = i
+		}
+	}
+
+	for i, iTask := range t.Interval {
+		if iTask.LastTrigger.Add(iTask.Interval).Before(triggerAt) || triggerAt.IsZero() {
+			found = true
+			triggerAt = iTask.LastTrigger.Add(iTask.Interval)
+			iOnce = -1
+			iInterval = i
+		}
+	}
+
+	if !found {
+		return
+	}
+	now := time.Now()
+	sleepFor := triggerAt.Sub(now)
+	//slog.Debug("sleep next", "dur", sleepFor)
+	time.Sleep(sleepFor)
+	if iOnce >= 0 {
+		ch <- CallFunc{F: reflect.ValueOf(t.Once[iOnce].F), Args: []reflect.Value{}}
+		t.Once = slices.Delete(t.Once, iOnce, iOnce+1)
+		return
+	}
+	if iInterval >= 0 {
+		t.Interval[iInterval].LastTrigger = triggerAt
+		ch <- CallFunc{F: reflect.ValueOf(t.Interval[iInterval].F), Args: []reflect.Value{}}
+		return
+	}
+	panic("unreachable")
+}
+func (t *Timer) Every(interval time.Duration, f func() error) {
+	t.Interval = append(t.Interval, IntervalTask{
+		F:           f,
+		Interval:    interval,
+		LastTrigger: time.Now(),
+	})
+}
+
+func (t *Timer) In(interval time.Duration, f func() error) {
+	t.Once = append(t.Once, OnceTask{
+		F:       f,
+		Trigger: time.Now().Add(interval),
+	})
+}
+
+func (t *Timer) MakeEventSource(ctx context.Context) (chSending <-chan any) {
+	ch := make(chan any)
+	go func() {
+		for {
+			select {
+			case <-ctx.Done():
+				return
+			default:
+				t.Trigger(ch)
+			}
+		}
+	}()
+	chSending = ch
+	return
+}
+
+func (t *Timer) Start(c *Loop) {
+	c.RegisterEventSource(t.MakeEventSource(c.Ctx))
+}

mc/level/anvil/chunk.go

@@ -0,0 +1,109 @@
+package anvil
+
+import (
+	"strings"
+	"unsafe"
+
+	data2 "github.com/admin-else/strom/mc/data"
+	level2 "github.com/admin-else/strom/mc/level"
+	"github.com/admin-else/strom/mc/util"
+)
+
+type Chunk struct {
+	DataVersion      int32
+	Heightmaps       map[string][]int64
+	InhabitedTime    int64
+	XPos, YPos, ZPos int32
+	Sections         []Section
+}
+
+const McPrefix = "minecraft:"
+
+func (c Chunk) ToStorage(version string) (toChunk *level2.Chunk, err error) {
+	f := level2.MakeBlockFormat(version)
+	toChunk = new(level2.Chunk)
+	toChunk.Version = version
+
+	toChunk.Sections = make([]level2.Section, len(c.Sections))
+	for i, s := range c.Sections {
+		pallete := make([]int32, len(s.BlockStates.Palette))
+		for j, p := range s.BlockStates.Palette {
+			pallete[j], err = data2.StateIdFromBlocKAndStateMap(version, strings.TrimPrefix(p.Name, McPrefix), p.Properties)
+			if err != nil {
+				return
+			}
+		}
+		// this is probably fine
+
+		if s.BlockStates.Data != nil {
+			uintSlice := unsafe.Slice((*uint64)(unsafe.Pointer(unsafe.SliceData(s.BlockStates.Data))), len(s.BlockStates.Data))
+			bpe := util.BpeByNum(float64(len(s.BlockStates.Palette)))
+			toChunk.Sections[i].Blocks, err = f.Import(uintSlice, bpe, pallete)
+			if err != nil {
+				return
+			}
+			toChunk.Sections[i].BlockCount = int16(level2.BlocksPerChunkSection - level2.CountStorage(toChunk.Sections[i].Blocks, 0))
+		} else {
+			var fillerId = int32(0)
+			if len(pallete) == 1 {
+				fillerId = pallete[0]
+				if fillerId != 0 {
+					toChunk.Sections[i].BlockCount = level2.BlocksPerChunkSection
+				}
+			}
+			toChunk.Sections[i].Blocks, err = f.FullWith(fillerId)
+			if err != nil {
+				return
+			}
+		}
+	}
+	f = level2.MakeBiomeFormat(version)
+	for i, s := range c.Sections {
+		pallete := make([]int32, len(s.Biomes.Palette))
+		for j, p := range s.Biomes.Palette {
+			var b *data2.Biome
+			b, ok := data2.LookupBiomeByName(version, strings.TrimPrefix(p, McPrefix))
+			if !ok {
+				err = data2.UnknownBiomeNameErr
+				return
+			}
+			pallete[j] = b.Id
+		}
+
+		if s.Biomes.Data != nil {
+
+			// this is probably fine
+			uintSlice := unsafe.Slice((*uint64)(unsafe.Pointer(unsafe.SliceData(s.Biomes.Data))), len(s.Biomes.Data))
+			bpe := util.BpeByNum(float64(len(pallete)))
+			toChunk.Sections[i].Biomes, err = f.Import(uintSlice, bpe, pallete)
+			if err != nil {
+				return
+			}
+		} else {
+			var fillerId = int32(0)
+			if len(pallete) == 1 {
+				fillerId = pallete[0]
+			}
+			toChunk.Sections[i].Biomes, err = f.FullWith(fillerId)
+			if err != nil {
+				return
+			}
+		}
+	}
+	return
+}
+
+type Section struct {
+	Y           int8
+	BlockStates struct {
+		Data    []int64 `nbt:"data,omitempty"`
+		Palette []struct {
+			Name       string
+			Properties map[string]string `nbt:"Properties,omitempty"`
+		}
+	} `nbt:"block_states,omitempty"`
+	Biomes struct {
+		Data    []int64 `nbt:"data,omitempty"`
+		Palette []string
+	} `nbt:"biomes,omitempty"`
+}

mc/level/anvil/level.go

@@ -0,0 +1,185 @@
+package anvil
+
+import (
+	"io"
+
+	"github.com/admin-else/strom/mc/nbt"
+)
+
+type Level struct {
+	ClearWeatherTime           int32 `nbt:"clearWeatherTime"`
+	DataPacks                  DataPacks
+	DayTime                    int64
+	WanderingTraderSpawnChance int32
+	GameType                   int32
+	WorldGenSettings           WorldGenSettings
+	ScheduledEvents            []interface{}
+	WasModded                  bool
+	ThunderTime                int32 `nbt:"thunderTime"`
+	Difficulty                 int8
+	DragonFight                DragonFight
+	Initialized                bool
+	AllowCommands              bool `nbt:"allowCommands"`
+	Thundering                 bool
+	LastPlayed                 int64
+	GameRules                  map[string]interface{}
+	RainTime                   int32 `nbt:"rainTime"`
+	DataVersion                int32
+	Version                    Version
+	WanderingTraderSpawnDelay  int32
+	Hardcore                   bool
+	Spawn                      Spawn
+	Raining                    bool
+	Player                     Player
+	DifficultyLocked           bool
+	LevelName                  string
+	Time                       int64
+	ServerBrands               []string
+	CustomBossEvents           map[string]interface{}
+}
+
+type DataPacks struct {
+	Enabled  []string
+	Disabled []string
+}
+
+type WorldGenSettings struct {
+	BonusChest       bool
+	Seed             int64
+	GenerateFeatures bool
+	Dimensions       map[string]Dimension
+}
+
+type Dimensions struct {
+	Overworld Dimension
+	Nether    Dimension
+	End       Dimension
+}
+
+type Dimension struct {
+	Generator Generator
+	Type      string
+}
+
+type Generator struct {
+	Type        string
+	Settings    string
+	BiomeSource BiomeSource
+}
+
+type BiomeSource struct {
+	Preset string `nbt:"preset,omitempty"`
+	Type   string
+}
+
+type DragonFight struct {
+	NeedsStateScanning bool
+	Gateways           []int32
+	DragonKilled       bool
+	PreviouslyKilled   bool
+}
+
+type Version struct {
+	Snapshot bool
+	Series   string
+	Id       int32
+	Name     string
+}
+
+type Spawn struct {
+	Dimension string
+	Yaw       float32
+	Pos       [3]int32
+	Pitch     float32
+}
+
+type Player struct {
+	XpLevel                              int32
+	HurtTime                             int16
+	DeathTime                            int16
+	XpTotal                              int32
+	FoodExhaustionLevel                  float32
+	RecipeBook                           RecipeBook
+	Fire                                 int16
+	Brain                                Brain
+	XpSeed                               int32
+	XpP                                  float32
+	EnderItems                           []interface{}
+	Invulnerable                         bool
+	Pos                                  [3]float64
+	Inventory                            []InventoryItem
+	SleepTimer                           int16
+	Abilities                            Abilities
+	PlayerGameType                       int32
+	SeenCredits                          bool
+	FoodSaturationLevel                  float32
+	FallDistance                         float64
+	OnGround                             bool
+	Dimension                            string
+	PortalCooldown                       int32
+	Motion                               [3]float64
+	IgnoreFallDamageFromCurrentExplosion bool
+	Rotation                             [2]float32
+	CurrentImpulseContextResetGraceTime  int32
+	WardenSpawnTracker                   WardenSpawnTracker
+	PreviousPlayerGameType               int32
+	Attributes                           []Attribute
+	HurtByTimestamp                      int32
+	UUID                                 [4]int32
+	Score                                int32
+	DataVersion                          int32
+	FoodLevel                            int32
+	SpawnExtraParticlesOnFall            bool
+	SelectedItemSlot                     int32
+	FoodTickTimer                        int32
+	FallFlying                           bool
+	AbsorptionAmount                     float32
+	Health                               float32
+	Air                                  int16
+}
+
+type RecipeBook struct {
+	Recipes       []string
+	ToBeDisplayed []string
+}
+
+type Brain struct {
+	Memories map[string]interface{}
+}
+
+type InventoryItem struct {
+	Count int32
+	Slot  int8
+	Id    string
+}
+
+type Abilities struct {
+	Invulnerable bool
+	Mayfly       bool
+	Instabuild   bool
+	WalkSpeed    float32
+	MayBuild     bool
+	Flying       bool
+	FlySpeed     float32
+}
+
+type WardenSpawnTracker struct {
+	WarningLevel          int32
+	TicksSinceLastWarning int32
+	CooldownTicks         int32
+}
+
+type Attribute struct {
+	Id   string
+	Base float64
+}
+
+func ReadLevelData(r io.Reader) (l Level, err error) {
+	var lDataWrapped struct{ Data Level }
+	err = nbt.ReadFile(r, &lDataWrapped)
+	if err != nil {
+		return
+	}
+	l = lDataWrapped.Data
+	return
+}

mc/level/anvil/level_test.go

@@ -0,0 +1,53 @@
+package anvil_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"os"
+	"testing"
+
+	"github.com/admin-else/strom/mc/level"
+	anvil2 "github.com/admin-else/strom/mc/level/anvil"
+	"github.com/admin-else/strom/mc/util"
+)
+
+func TestLevel(t *testing.T) {
+	f, err := os.Open("./testdata/testworld/level.dat")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer f.Close()
+
+	l, err := anvil2.ReadLevelData(f)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(l)
+}
+
+func TestRegionFile(t *testing.T) {
+	f, err := os.Open("./testdata/testworld/region/r.0.0.mca")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer f.Close()
+	ch, err := anvil2.ReadChunkHeader(f)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	n, err := ch.ChunkAt(f, 0, 0)
+	if err != nil {
+		return
+	}
+
+	fmt.Println(string(util.MustT(json.MarshalIndent(n, "", "  "))))
+	fmt.Println("Chunk loaded successfully")
+}
+
+func loadPacketToChunk(b []byte) (chunk *level.Chunk, err error) {
+	buffer := bytes.NewBuffer(b)
+	chunk, err = level.ReadChunkFromChunkPacketData(buffer, "1.21.11", 384)
+	return
+}

mc/level/anvil/mca.go

@@ -0,0 +1,121 @@
+package anvil
+
+import (
+	"compress/gzip"
+	"compress/zlib"
+	"encoding/binary"
+	"fmt"
+	"io"
+	"os"
+
+	"github.com/admin-else/strom/mc/nbt"
+)
+
+type CompressionStrategy uint8
+
+const (
+	ChunksWidthRegionFile = 32
+	ChunksRegionFile      = ChunksWidthRegionFile * ChunksWidthRegionFile
+)
+
+const (
+	_ CompressionStrategy = iota
+	CompressionStrategyGZIP
+	CompressionStrategyZLIB
+	CompressionStrategyNONE
+	CompressionStrategyLZ4
+)
+
+func (c CompressionStrategy) Wrap(r io.ReadCloser) (rNew io.ReadCloser, shouldClose bool, err error) {
+	switch c {
+	case CompressionStrategyGZIP:
+		shouldClose = true
+		rNew, err = gzip.NewReader(r)
+		return
+	case CompressionStrategyZLIB:
+		shouldClose = true
+		rNew, err = zlib.NewReader(r)
+		return
+	case CompressionStrategyNONE:
+		rNew = r
+		return
+	case CompressionStrategyLZ4:
+		err = fmt.Errorf("lz4 compression not supported")
+		return
+	default:
+		err = fmt.Errorf("unknown compression strategy %d", c)
+		return
+	}
+}
+
+type ChunkHeader struct {
+	Chunk, Time [ChunksRegionFile]int32
+}
+
+func ReadChunkHeader(r *os.File) (ch *ChunkHeader, err error) {
+	var h ChunkHeader
+	err = binary.Read(r, binary.BigEndian, &h)
+	if err != nil {
+		return
+	}
+	ch = &h
+	return
+}
+
+// ChunkAt returns the chunk at the given position, or nil if it is empty.
+func (c *ChunkHeader) ChunkAt(f *os.File, x, z int32) (n *nbt.Tag, err error) {
+	if x < 0 || z < 0 || x >= ChunksWidthRegionFile || z >= ChunksWidthRegionFile {
+		err = fmt.Errorf("chunk out of bounds")
+		return
+	}
+	off, size := chunkLocation(c.Chunk[chunkXZtoIndex(x, z)])
+	if off == 0 {
+		return nil, nil
+	}
+
+	_, err = f.Seek(int64(off), 0)
+	if err != nil {
+		return
+	}
+	_ = size // i dont really know why mc has this maybe to point out how much space is wasted?
+	var realSize int32
+	err = binary.Read(f, binary.BigEndian, &realSize)
+	if err != nil {
+		return
+	}
+	var compressionStrategy CompressionStrategy
+	err = binary.Read(f, binary.BigEndian, &compressionStrategy)
+	if err != nil {
+		return
+	}
+	r, shouldClose, err := compressionStrategy.Wrap(f)
+	if err != nil {
+		return
+	}
+	if shouldClose {
+		defer r.Close()
+	}
+	n = &nbt.Tag{}
+	err = n.Decode(r)
+	if err != nil {
+		return
+	}
+	return
+}
+
+func (c *ChunkHeader) TimeAt(f *os.File, x, z int32) (t int32, err error) {
+	if x < 0 || z < 0 || x >= ChunksWidthRegionFile || z >= ChunksWidthRegionFile {
+		err = fmt.Errorf("chunk out of bounds")
+		return
+	}
+	t = c.Time[chunkXZtoIndex(x, z)]
+	return
+}
+
+func chunkXZtoIndex(x, z int32) int32 {
+	return (x % ChunksWidthRegionFile) + (z%ChunksWidthRegionFile)*ChunksWidthRegionFile
+}
+
+func chunkLocation(v int32) (offset, l int32) {
+	return ((v >> 8) & 0xFFFFFF) * 4096, (v & 0xFF) * 4096
+}