build: Use multi-version and preprocessor to build all target versions from one branch (#463)

* feat: convert Fabric to use essential-multi-version * fix: populate compatibility.yml with mc version * feat: start WIP work on doing the same for bukkit * refactor: use preprocessor plugin to multi-version bukkit * docs: update README to mention multi-version stuff * build: also include javadocs for Bukkit * build: update CI workflows also slightly simplifies buildscript
2025-12-19 14:59:21 +00:00 · 2025-03-05 16:52:21 +00:00
parent 1ff4cab88d
commit be6bebe361
46 changed files with 594 additions and 398 deletions
--- a/.github/workflows/ci_master.yml
+++ b/.github/workflows/ci_master.yml
@@ -1,4 +1,4 @@
-name: CI Tests
+name: CI Tests & Publish

 on:
  push:
@@ -14,23 +14,19 @@ permissions:

 jobs:
  build:
-    name: 'Build - 1.21.4'
    runs-on: ubuntu-latest
    steps:
-      - name: 'Setup JDK 21 📦'
+      - name: 'Checkout for CI 🛎️'
+        uses: actions/checkout@v4
+      - name: 'Set up JDK 21 📦'
        uses: actions/setup-java@v4
        with:
          java-version: '21'
          distribution: 'temurin'
-      - name: 'Setup Gradle 8.12 🏗️'
-        uses: gradle/actions/setup-gradle@v4
+      - name: 'Build with Gradle 🏗️'
+        uses: gradle/gradle-build-action@v3
        with:
-          gradle-version: '8.12'
-      - name: 'Checkout for CI 🛎️'
-        uses: actions/checkout@v4
-      - name: '[Current - 1.21.4] Build 🛎️'
-        run: |
-          ./gradlew clean build publish
+          arguments: build test publish
        env:
          SNAPSHOTS_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
          SNAPSHOTS_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
@@ -39,11 +35,11 @@ jobs:
        if: success() || failure() # Continue on failure
        with:
          report_paths: '**/build/test-results/test/TEST-*.xml'
-      - name: 'Fetch Version String 📝'
+      - name: 'Fetch Version Name 📝'
        run: |
-          echo "::set-output name=VERSION_NAME::$(./gradlew properties --no-daemon --console=plain -q | grep "^version:" | awk '{printf $2}')"
+          echo "::set-output name=VERSION_NAME::$(${{github.workspace}}/gradlew properties --no-daemon --console=plain -q | grep "^version:" | awk '{printf $2}')"
        id: fetch-version
-      - name: 'Set Version Variable 📝'
+      - name: Get Version
        run: |
          echo "version_name=${{steps.fetch-version.outputs.VERSION_NAME}}" >> $GITHUB_ENV
      - name: 'Publish to William278.net 🚀'
@@ -55,14 +51,30 @@ jobs:
          version: ${{ env.version_name }}
          changelog: ${{ github.event.head_commit.message }}
          distro-names: |
+            paper-1.20.1
+            paper-1.21.1
            paper-1.21.4
+            fabric-1.20.1
+            fabric-1.21.1
            fabric-1.21.4
          distro-groups: |
            paper
+            paper
+            paper
+            fabric
+            fabric
            fabric
          distro-descriptions: |
+            Paper 1.20.1
+            Paper 1.21.1
            Paper 1.21.4
+            Fabric 1.20.1
+            Fabric 1.21.1
            Fabric 1.21.4
          files: |
-            target/HuskSync-Paper-${{ env.version_name }}+mc.1.21.4.jar
+            target/HuskSync-Bukkit-${{ env.version_name }}+mc.1.20.1.jar
+            target/HuskSync-Bukkit-${{ env.version_name }}+mc.1.21.1.jar
+            target/HuskSync-Bukkit-${{ env.version_name }}+mc.1.21.4.jar
+            target/HuskSync-Fabric-${{ env.version_name }}+mc.1.20.1.jar
+            target/HuskSync-Fabric-${{ env.version_name }}+mc.1.21.1.jar
            target/HuskSync-Fabric-${{ env.version_name }}+mc.1.21.4.jar
--- a/.github/workflows/ci_1.20.1.yml
+++ b/.github/workflows/ci_1.20.1.yml
@@ -1,70 +0,0 @@
-name: CI Tests
-
-on:
-  push:
-    branches: [ 'minecraft/1.20.1' ]
-    paths-ignore:
-      - 'docs/**'
-      - 'workflows/**'
-      - 'README.md'
-
-permissions:
-  contents: read
-  checks: write
-
-jobs:
-  build:
-    name: 'Build - 1.20.1'
-    runs-on: ubuntu-latest
-    steps:
-      - name: 'Setup JDK 21 📦'
-        uses: actions/setup-java@v4
-        with:
-          java-version: '21'
-          distribution: 'temurin'
-      - name: 'Setup Gradle 8.8 🏗️'
-        uses: gradle/actions/setup-gradle@v4
-        with:
-          gradle-version: '8.8'
-      - name: 'Checkout for CI 🛎️'
-        uses: actions/checkout@v4
-        with:
-          ref: 'minecraft/1.20.1'
-      - name: '[Current - 1.20.1] Build 🛎️'
-        run: |
-          ./gradlew clean build publish
-        env:
-          SNAPSHOTS_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
-          SNAPSHOTS_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-      - name: 'Publish Test Report 📊'
-        uses: mikepenz/action-junit-report@v5
-        if: success() || failure() # Continue on failure
-        with:
-          report_paths: '**/build/test-results/test/TEST-*.xml'
-      - name: 'Fetch Version String 📝'
-        run: |
-          echo "::set-output name=VERSION_NAME::$(./gradlew properties --no-daemon --console=plain -q | grep "^version:" | awk '{printf $2}')"
-        id: fetch-version
-      - name: 'Set Version Variable 📝'
-        run: |
-          echo "version_name=${{steps.fetch-version.outputs.VERSION_NAME}}" >> $GITHUB_ENV
-      - name: 'Publish to William278.net 🚀'
-        uses: WiIIiam278/bones-publish-action@v1
-        with:
-          api-key: ${{ secrets.BONES_API_KEY }}
-          project: 'husksync'
-          channel: 'alpha'
-          version: ${{ env.version_name }}
-          changelog: ${{ github.event.head_commit.message }}
-          distro-names: |
-            paper-1.20.1
-            fabric-1.20.1
-          distro-groups: |
-            paper
-            fabric
-          distro-descriptions: |
-            Paper 1.20.1
-            Fabric 1.20.1
-          files: |
-            target/HuskSync-Paper-${{ env.version_name }}+mc.1.20.1.jar
-            target/HuskSync-Fabric-${{ env.version_name }}+mc.1.20.1.jar
--- a/.github/workflows/ci_1.21.1.yml
+++ b/.github/workflows/ci_1.21.1.yml
@@ -1,70 +0,0 @@
-name: CI Tests
-
-on:
-  push:
-    branches: [ 'minecraft/1.21.1' ]
-    paths-ignore:
-      - 'docs/**'
-      - 'workflows/**'
-      - 'README.md'
-
-permissions:
-  contents: read
-  checks: write
-
-jobs:
-  build:
-    name: 'Build - 1.21.1'
-    runs-on: ubuntu-latest
-    steps:
-      - name: 'Setup JDK 21 📦'
-        uses: actions/setup-java@v4
-        with:
-          java-version: '21'
-          distribution: 'temurin'
-      - name: 'Setup Gradle 8.8 🏗️'
-        uses: gradle/actions/setup-gradle@v4
-        with:
-          gradle-version: '8.8'
-      - name: 'Checkout for CI 🛎️'
-        uses: actions/checkout@v4
-        with:
-          ref: 'minecraft/1.21.1'
-      - name: '[Current - 1.21.1] Build 🛎️'
-        run: |
-          ./gradlew clean build publish
-        env:
-          SNAPSHOTS_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
-          SNAPSHOTS_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-      - name: 'Publish Test Report 📊'
-        uses: mikepenz/action-junit-report@v5
-        if: success() || failure() # Continue on failure
-        with:
-          report_paths: '**/build/test-results/test/TEST-*.xml'
-      - name: 'Fetch Version String 📝'
-        run: |
-          echo "::set-output name=VERSION_NAME::$(./gradlew properties --no-daemon --console=plain -q | grep "^version:" | awk '{printf $2}')"
-        id: fetch-version
-      - name: 'Set Version Variable 📝'
-        run: |
-          echo "version_name=${{steps.fetch-version.outputs.VERSION_NAME}}" >> $GITHUB_ENV
-      - name: 'Publish to William278.net 🚀'
-        uses: WiIIiam278/bones-publish-action@v1
-        with:
-          api-key: ${{ secrets.BONES_API_KEY }}
-          project: 'husksync'
-          channel: 'alpha'
-          version: ${{ env.version_name }}
-          changelog: ${{ github.event.head_commit.message }}
-          distro-names: |
-            paper-1.21.1
-            fabric-1.21.1
-          distro-groups: |
-            paper
-            fabric
-          distro-descriptions: |
-            Paper 1.21.1
-            Fabric 1.21.1
-          files: |
-            target/HuskSync-Paper-${{ env.version_name }}+mc.1.21.1.jar
-            target/HuskSync-Fabric-${{ env.version_name }}+mc.1.21.1.jar
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,4 +1,4 @@
-name: Release Tests
+name: Release Tests & Publish

 on:
  release:
@@ -8,60 +8,21 @@ permissions:
  contents: read
  checks: write

-
 jobs:
  build:
-    name: 'Publish Release'
    runs-on: ubuntu-latest
    steps:
-      - name: 'Setup JDK 21 📦'
+      - name: 'Checkout for CI 🛎️'
+        uses: actions/checkout@v4
+      - name: 'Set up JDK 21 📦'
        uses: actions/setup-java@v4
        with:
          java-version: '21'
          distribution: 'temurin'
-      - name: 'Setup Gradle 8.12 🏗️'
-        uses: gradle/actions/setup-gradle@v4
+      - name: 'Build with Gradle 🏗️'
+        uses: gradle/gradle-build-action@v3
        with:
-          gradle-version: '8.12'
-      - name: '[Current - 1.21.4] Checkout for CI 🛎️'
-        uses: actions/checkout@v4
-        with:
-          path: '1_21_4'
-      - name: '[Non-LTS - 1.21.1] Checkout for CI 🛎️'
-        uses: actions/checkout@v4
-        with:
-          ref: 'minecraft/1.21.1'
-          path: '1_21_1'
-      - name: '[LTS - 1.20.1] Checkout for CI 🛎️'
-        uses: actions/checkout@v4
-        with:
-          ref: 'minecraft/1.20.1'
-          path: '1_20_1'
-      - name: '[Current - 1.21.4] Build 🛎️'
-        run: |
-          mkdir target
-          cd 1_21_4
-          ./gradlew clean build publish -Dforce-hide-version-meta=1
-          cp -rf target/* ../target/
-          cd ..
-        env:
-          RELEASES_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
-          RELEASES_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-      - name: '[Non-LTS - 1.21.1] Build 🛎️'
-        run: |
-          cd 1_21_1
-          ./gradlew clean build publish -Dforce-hide-version-meta=1
-          cp -rf target/* ../target/
-          cd ..
-        env:
-          RELEASES_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
-          RELEASES_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-      - name: '[LTS - 1.20.1] Build 🛎️'
-        run: |
-          cd 1_20_1
-          ./gradlew clean build publish -Dforce-hide-version-meta=1
-          cp -rf target/* ../target/
-          cd ..
+          arguments: build test publish
        env:
          RELEASES_MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
          RELEASES_MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
@@ -79,30 +40,30 @@ jobs:
          version: ${{ github.event.release.tag_name }}
          changelog: ${{ github.event.release.body }}
          distro-names: |
-            paper-1.21.4
-            fabric-1.21.4
-            paper-1.21.1
-            fabric-1.21.1
            paper-1.20.1
+            paper-1.21.1
+            paper-1.21.4
            fabric-1.20.1
+            fabric-1.21.1
+            fabric-1.21.4
          distro-groups: |
            paper
-            fabric
+            paper
            paper
            fabric
-            paper
+            fabric
            fabric
          distro-descriptions: |
-            Paper 1.21.4
-            Fabric 1.21.4
-            Paper 1.21.1
-            Fabric 1.21.1
            Paper 1.20.1
+            Paper 1.21.1
+            Paper 1.21.4
            Fabric 1.20.1
+            Fabric 1.21.1
+            Fabric 1.21.4
          files: |
-            target/HuskSync-Paper-${{ github.event.release.tag_name }}+mc.1.21.4.jar
-            target/HuskSync-Fabric-${{ github.event.release.tag_name }}+mc.1.21.4.jar
-            target/HuskSync-Paper-${{ github.event.release.tag_name }}+mc.1.21.1.jar
-            target/HuskSync-Fabric-${{ github.event.release.tag_name }}+mc.1.21.1.jar
-            target/HuskSync-Paper-${{ github.event.release.tag_name }}+mc.1.20.1.jar
+            target/HuskSync-Bukkit-${{ github.event.release.tag_name }}+mc.1.20.1.jar
+            target/HuskSync-Bukkit-${{ github.event.release.tag_name }}+mc.1.21.1.jar
+            target/HuskSync-Bukkit-${{ github.event.release.tag_name }}+mc.1.21.4.jar
            target/HuskSync-Fabric-${{ github.event.release.tag_name }}+mc.1.20.1.jar
+            target/HuskSync-Fabric-${{ github.event.release.tag_name }}+mc.1.21.1.jar
+            target/HuskSync-Fabric-${{ github.event.release.tag_name }}+mc.1.21.4.jar
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
 <!--suppress ALL -->
 <p align="center">
    <img src="images/banner.png" alt="HuskSync" />
-    <a href="https://github.com/WiIIiam278/HuskSync/actions/workflows/ci_master.yml">
-        <img src="https://img.shields.io/github/actions/workflow/status/WiIIiam278/HuskSync/ci_master.yml?branch=master&logo=github"/>
+    <a href="https://github.com/WiIIiam278/HuskSync/actions/workflows/ci.yml">
+        <img src="https://img.shields.io/github/actions/workflow/status/WiIIiam278/HuskSync/ci.yml?branch=master&logo=github"/>
    </a>
    <a href="https://repo.william278.net/#/releases/net/william278/husksync/">
        <img src="https://repo.william278.net/api/badge/latest/releases/net/william278/husksync/husksync-common?color=00fb9a&name=Maven&prefix=v" />
@@ -79,6 +79,8 @@ To build HuskSync, simply run the following in the root of the repository (build
 ./gradlew clean build
 ```

+HuskSync uses `essential-multi-version` (Fabric) and `preprocessor` (Bukkit) to target multiple versions of Minecraft in one codebase - [check here](https://github.com/WiIIiam278/PreProcessor?tab=readme-ov-file#code-example) for a preprocessor comment logic reference.
+
 ### License
 HuskSync is licensed under the Apache 2.0 license.

--- a/build.gradle
+++ b/build.gradle
@@ -4,6 +4,7 @@ plugins {
    id 'com.gradleup.shadow' version '8.3.6'
    id 'org.cadixdev.licenser' version '0.6.1' apply false
    id 'fabric-loom' version "$fabric_loom_version" apply false
+    id 'gg.essential.multi-version.root' apply false
    id 'org.ajoberstar.grgit' version '5.3.0'
    id 'maven-publish'
    id 'java'
@@ -18,7 +19,6 @@ ext {
    set 'version', version.toString()
    set 'description', description.toString()

-    set 'minecraft_version', minecraft_version.toString()
    set 'jedis_version', jedis_version.toString()
    set 'mysql_driver_version', mysql_driver_version.toString()
    set 'mariadb_driver_version', mariadb_driver_version.toString()
@@ -59,13 +59,17 @@ publishing {
 }

 allprojects {
+    // Ignore parent projects (no jars)
+    if (project.name == 'fabric' || project.name == 'bukkit') {
+        return
+    }
+    
    apply plugin: 'com.gradleup.shadow'
    apply plugin: 'org.cadixdev.licenser'
    apply plugin: 'java'

    compileJava.options.encoding = 'UTF-8'
-    compileJava.options.compilerArgs += ['-Xlint:unchecked', '-Xlint:deprecation']
-    compileJava.options.release.set Integer.parseInt(rootProject.ext.javaVersion)
+    compileJava.options.release.set 17
    javadoc.options.encoding = 'UTF-8'
    javadoc.options.addStringOption('Xdoclint:none', '-quiet')

@@ -89,10 +93,7 @@ allprojects {
        testImplementation 'org.junit.jupiter:junit-jupiter-api:5.11.4'
        testImplementation 'org.junit.jupiter:junit-jupiter-params:5.11.4'
        testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.11.4'
-    }
-
-    test {
-        useJUnitPlatform()
+        testCompileOnly 'org.jetbrains:annotations:26.0.2'
    }

    license {
@@ -101,6 +102,10 @@ allprojects {
        newLine = true
    }
    
+    test {
+        useJUnitPlatform()
+    }
+
    processResources {
        def tokenMap = rootProject.ext.properties
        tokenMap.merge("grgit",'',(s, s2) -> s)
@@ -112,12 +117,30 @@ allprojects {
 }

 subprojects {
-    if (['fabric'].contains(project.name)) {
-        apply plugin: 'fabric-loom'
+    // Ignore parent projects (no jars)
+    if (['fabric', 'bukkit'].contains(project.name)) {
+        return
    }

+    // Project naming
    version rootProject.version
-    archivesBaseName = "${rootProject.name}-${project.name.capitalize()}"
+    def name = "$rootProject.name"
+    if (rootProject != project.parent) {
+        name += "-${project.parent.name.capitalize()}"
+    } else {
+        name += "-${project.name.capitalize()}"
+    }
+    archivesBaseName = name
+
+    // Version-specific configuration
+    if (['fabric', 'bukkit'].contains(project.parent?.name)) {
+        compileJava.options.release.set (project.name == '1.20.1' ? 17 : 21) // 1.20.1 requires Java 17
+        version += "+mc.${project.name}"
+
+        if (project.parent?.name?.equals('fabric')) {
+            apply plugin: 'fabric-loom'
+        }
+    }

    jar {
        from '../LICENSE'
@@ -128,13 +151,8 @@ subprojects {
        archiveClassifier.set('')
    }

-    // Append the compatible Minecraft version to the version
-    if (['bukkit', 'paper', 'fabric'].contains(project.name)) {
-        version += "+mc.${minecraft_version}"
-    }
-
    // API publishing
-    if (['common', 'bukkit', 'fabric'].contains(project.name)) {
+    if (project.name == 'common' || ['fabric', 'bukkit'].contains(project.parent?.name)) {
        java {
            withSourcesJar()
            withJavadocJar()
@@ -161,12 +179,12 @@ subprojects {
                }
            }

-            if (['bukkit'].contains(project.name)) {
+            if (project.parent?.name?.equals('bukkit')) {
                publications {
-                    mavenJavaBukkit(MavenPublication) {
+                    "mavenJavaBukkit_${project.name.replace('.', '_')}"(MavenPublication) {
                        groupId = 'net.william278.husksync'
                        artifactId = 'husksync-bukkit'
-                        version = "$rootProject.version+${minecraft_version}"
+                        version = "$rootProject.version+$project.name"
                        artifact shadowJar
                        artifact sourcesJar
                        artifact javadocJar
@@ -174,12 +192,12 @@ subprojects {
                }
            }

-            if (['fabric'].contains(project.name)) {
+            if (project.parent?.name?.equals('fabric')) {
                publications {
-                    mavenJavaFabric(MavenPublication) {
+                    "mavenJavaFabric_${project.name.replace('.', '_')}"(MavenPublication) {
                        groupId = 'net.william278.husksync'
                        artifactId = 'husksync-fabric'
-                        version = "$rootProject.version+${minecraft_version}"
+                        version = "$rootProject.version+$project.name"
                        artifact remapJar
                        artifact sourcesJar
                        artifact javadocJar
@@ -189,19 +207,14 @@ subprojects {
        }
    }

-    jar.dependsOn(shadowJar)
+    jar.dependsOn shadowJar
    clean.delete "$rootDir/target"
 }

-logger.lifecycle("Building HuskSync ${version} by William278 for Minecraft ${minecraft_version}")
+logger.lifecycle("Building HuskSync ${version} by William278")

@SuppressWarnings('GrMethodMayBeStatic')
 def versionMetadata() {
-    // If the force-hide-version-meta environment variable is set, return ''
-    if (System.getProperty('force-hide-version-meta') != null) {
-        return ''
-    }
-
    // Require grgit
    if (grgit == null) {
        return '-unknown'
@@ -209,7 +222,7 @@ def versionMetadata() {

    // If unclean, return the last commit hash with -indev
    if (!grgit.status().clean) {
-        return '-' + grgit.head().abbreviatedId  + '-indev'
+        return '-' + grgit.head().abbreviatedId + '-indev'
    }

    // Otherwise if this matches a tag, return nothing
--- a/bukkit/1.20.1/gradle.properties
+++ b/bukkit/1.20.1/gradle.properties
@@ -0,0 +1,3 @@
+minecraft_version_numeric=12001
+minecraft_api_version=1.20
+paper_api_version=1.20.1-R0.1-SNAPSHOT
--- a/bukkit/1.21.1/gradle.properties
+++ b/bukkit/1.21.1/gradle.properties
@@ -0,0 +1,3 @@
+minecraft_version_numeric=12101
+minecraft_api_version=1.21
+paper_api_version=1.21.1-R0.1-SNAPSHOT
--- a/bukkit/1.21.4/gradle.properties
+++ b/bukkit/1.21.4/gradle.properties
@@ -0,0 +1,3 @@
+minecraft_version_numeric=12104
+minecraft_api_version=1.21
+paper_api_version=1.21.4-R0.1-SNAPSHOT
--- a/bukkit/build.gradle
+++ b/bukkit/build.gradle
@@ -1,7 +1,15 @@
+plugins {
+    id 'java'
+    id 'net.william278.preprocessor' version '1.0'
+    id 'xyz.jpenilla.run-paper' version '2.3.1'
+    id 'maven-publish'
+}
+
 dependencies {
    implementation project(path: ':common')

    implementation 'net.william278.uniform:uniform-bukkit:1.3.1'
+    implementation 'net.william278.uniform:uniform-paper:1.3.1'
    implementation 'net.william278:mpdbdataconverter:1.0.1'
    implementation 'net.william278:hsldataconverter:1.0'
    implementation 'net.william278:mapdataapi:2.0'
@@ -11,7 +19,7 @@ dependencies {
    implementation 'space.arim.morepaperlib:morepaperlib:0.4.4'
    implementation 'de.tr7zw:item-nbt-api:2.14.2-SNAPSHOT'

-    compileOnly "org.spigotmc:spigot-api:${bukkit_spigot_api}"
+    compileOnly "io.papermc.paper:paper-api:${paper_api_version}"
    compileOnly 'com.github.retrooper:packetevents-spigot:2.7.0'
    compileOnly 'com.comphenix.protocol:ProtocolLib:5.3.0'
    compileOnly 'org.projectlombok:lombok:1.18.36'
@@ -27,10 +35,32 @@ dependencies {
    annotationProcessor 'org.projectlombok:lombok:1.18.36'
 }

+processResources {
+    filesMatching(['**/*.json', '**/*.yml']) {
+        expand([
+                version: version,
+                paper_api_version: paper_api_version,
+                minecraft_version: project.name,
+                minecraft_api_version: minecraft_api_version
+        ])
+    }
+}
+
+sourceSets.main {
+    java.srcDirs '../src/main/java'
+    resources.srcDirs '../src/main/resources'
+}
+javadoc.setSource('./build/generated/preprocessed/main/java')
+
+preprocess {
+    vars.put('MC', minecraft_version_numeric)
+}
+
 shadowJar {
    dependencies {
        exclude(dependency('com.mojang:brigadier'))
    }
+
    relocate 'org.apache.commons.io', 'net.william278.husksync.libraries.commons.io'
    relocate 'org.apache.commons.text', 'net.william278.husksync.libraries.commons.text'
    relocate 'org.apache.commons.lang3', 'net.william278.husksync.libraries.commons.lang3'
@@ -57,3 +87,9 @@ shadowJar {

    minimize()
 }
+
+tasks {
+    runServer {
+        minecraftVersion(project.name)
+    }
+}
--- a/bukkit/gradle.properties
+++ b/bukkit/gradle.properties
@@ -0,0 +1,5 @@
+org.gradle.daemon=false
+org.gradle.parallel=true
+org.gradle.configureoncommand=true
+org.gradle.parallel.threads=4
+org.gradle.jvmargs=-Xmx8G
--- a/bukkit/root.gradle
+++ b/bukkit/root.gradle
--- a/bukkit/src/main/java/net/william278/husksync/PaperHuskSync.java
+++ b/bukkit/src/main/java/net/william278/husksync/PaperHuskSync.java
@@ -30,7 +30,7 @@ import org.jetbrains.annotations.NotNull;

 import java.util.UUID;

-@SuppressWarnings({"unchecked", "unused"})
+@SuppressWarnings({"unused"})
 public class PaperHuskSync extends BukkitHuskSync {

    @NotNull
--- a/bukkit/src/main/java/net/william278/husksync/PaperHuskSyncLoader.java
+++ b/bukkit/src/main/java/net/william278/husksync/PaperHuskSyncLoader.java
--- a/bukkit/src/main/java/net/william278/husksync/data/BukkitData.java
+++ b/bukkit/src/main/java/net/william278/husksync/data/BukkitData.java
@@ -38,7 +38,11 @@ import org.bukkit.attribute.AttributeModifier;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
 import org.bukkit.event.inventory.InventoryType;
+//#if MC==12001
+//$$ import org.bukkit.inventory.EquipmentSlot;
+//#else
 import org.bukkit.inventory.EquipmentSlotGroup;
+//#endif
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.persistence.PersistentDataContainer;
 import org.bukkit.potion.PotionEffect;
@@ -590,19 +594,33 @@ public abstract class BukkitData implements Data {
                    instance.getBaseValue(),
                    instance.getModifiers().stream()
                            .filter(modifier -> !settings.isIgnoredModifier(modifier.getName()))
+                            //#if MC==12001
+                            //$$ .filter(modifier -> modifier.getSlot() == null)
+                            //#else
                            .filter(modifier -> modifier.getSlotGroup() != EquipmentSlotGroup.ANY)
+                            //#endif
                            .map(BukkitData.Attributes::adapt).collect(Collectors.toSet())
            );
        }

        @NotNull
        private static Modifier adapt(@NotNull AttributeModifier modifier) {
+            //#if MC==12001
+            //$$ return new Modifier(
+            //$$        modifier.getUniqueId(),
+            //$$        modifier.getName(),
+            //$$        modifier.getAmount(),
+            //$$        modifier.getOperation().ordinal(),
+            //$$        modifier.getSlot() != null ? modifier.getSlot().ordinal() : -1
+            //$$ );
+            //#else
            return new Modifier(
                    modifier.getKey().toString(),
                    modifier.getAmount(),
                    modifier.getOperation().ordinal(),
                    modifier.getSlotGroup().toString()
            );
+            //#endif
        }

        private static void applyAttribute(@Nullable AttributeInstance instance, @Nullable Attribute attribute) {
@@ -622,12 +640,22 @@ public abstract class BukkitData implements Data {

        @NotNull
        private static AttributeModifier adapt(@NotNull Modifier modifier) {
+            //#if MC==12001
+            //$$ return new AttributeModifier(
+            //$$        modifier.uuid(),
+            //$$        modifier.name(),
+            //$$        modifier.amount(),
+            //$$        AttributeModifier.Operation.values()[modifier.operation()],
+            //$$        modifier.equipmentSlot() != -1 ? EquipmentSlot.values()[modifier.equipmentSlot()] : null
+            //$$ );
+            //#else
            return new AttributeModifier(
                    Objects.requireNonNull(NamespacedKey.fromString(modifier.name())),
                    modifier.amount(),
                    AttributeModifier.Operation.values()[modifier.operation()],
                    Optional.ofNullable(EquipmentSlotGroup.getByName(modifier.slotGroup())).orElse(EquipmentSlotGroup.ANY)
            );
+            //#endif
        }

        @Override
--- a/bukkit/src/main/java/net/william278/husksync/listener/PaperEventListener.java
+++ b/bukkit/src/main/java/net/william278/husksync/listener/PaperEventListener.java
--- a/bukkit/src/main/java/net/william278/husksync/util/BukkitKeyedAdapter.java
+++ b/bukkit/src/main/java/net/william278/husksync/util/BukkitKeyedAdapter.java
@@ -51,7 +51,11 @@ public final class BukkitKeyedAdapter {

    @Nullable
    public static PotionEffectType matchEffectType(@NotNull String key) {
+        //#if MC==12001
+        //$$ return PotionEffectType.getByName(key);
+        //#else
        return getRegistryValue(Registry.EFFECT, key);
+        //#endif
    }

    private static <T extends Keyed> T getRegistryValue(@NotNull Registry<T> registry, @NotNull String keyString) {
--- a/bukkit/src/main/java/net/william278/husksync/util/BukkitMapPersister.java
+++ b/bukkit/src/main/java/net/william278/husksync/util/BukkitMapPersister.java
@@ -279,7 +279,7 @@ public interface BukkitMapPersister {

    @NotNull
    private static World getDefaultMapWorld() {
-        final World world = Bukkit.getWorlds().getFirst();
+        final World world = Bukkit.getWorlds().get(0);
        if (world == null) {
            throw new IllegalStateException("No worlds are loaded on the server!");
        }
@@ -359,7 +359,7 @@ public interface BukkitMapPersister {
    /**
     * A {@link MapCanvas} implementation used for pre-rendering maps to be converted into {@link MapData}
     */
-    @SuppressWarnings("deprecation")
+    @SuppressWarnings({"deprecation", "removal"})
    class PersistentMapCanvas implements MapCanvas {

        private final int mapDataVersion;
@@ -454,7 +454,11 @@ public interface BukkitMapPersister {
            final String BANNER_PREFIX = "banner_";
            for (int i = 0; i < getCursors().size(); i++) {
                final MapCursor cursor = getCursors().getCursor(i);
+                //#if MC==12001
+                //$$ final String type = cursor.getType().name().toLowerCase(Locale.ENGLISH);
+                //#else
                final String type = cursor.getType().getKey().getKey();
+                //#endif
                if (type.startsWith(BANNER_PREFIX)) {
                    banners.add(new MapBanner(
                            type.replaceAll(BANNER_PREFIX, ""),
--- a/bukkit/src/main/resources/compatibility.yml
+++ b/bukkit/src/main/resources/compatibility.yml
--- a/bukkit/src/main/resources/paper-libraries.yml
+++ b/bukkit/src/main/resources/paper-libraries.yml
--- a/bukkit/src/main/resources/paper-plugin.yml
+++ b/bukkit/src/main/resources/paper-plugin.yml
@@ -5,7 +5,7 @@ website: 'https://william278.net/'
 main: 'net.william278.husksync.PaperHuskSync'
 loader: 'net.william278.husksync.PaperHuskSyncLoader'
 version: '${version}'
-api-version: '1.19'
+api-version: '${minecraft_api_version}'
 folia-supported: true
 dependencies:
  server:
--- a/bukkit/src/main/resources/plugin.yml
+++ b/bukkit/src/main/resources/plugin.yml
@@ -1,7 +1,7 @@
 name: 'HuskSync'
 version: '${version}'
 main: 'net.william278.husksync.BukkitHuskSync'
-api-version: 1.17
+api-version: '${minecraft_api_version}'
 author: 'William278'
 description: '${description}'
 website: 'https://william278.net'
--- a/fabric/1.20.1/gradle.properties
+++ b/fabric/1.20.1/gradle.properties
@@ -0,0 +1,7 @@
+essential.defaults.loom.mappings=net.fabricmc:yarn:1.20.1+build.10:v2
+
+fabric_loader_version=0.15.11
+fabric_api_version=0.92.2+1.20.1
+fabric_permissions_api_version=0.2-SNAPSHOT
+fabric_adventure_platform_version=5.9.0
+fabric_sgui_version=1.2.2+1.20
--- a/fabric/1.20.1/src/main/resources/husksync.mixins.json
+++ b/fabric/1.20.1/src/main/resources/husksync.mixins.json
@@ -0,0 +1,17 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.william278.husksync.mixins",
+  "compatibilityLevel": "JAVA_17",
+  "server": [
+    "ItemEntityMixin",
+    "PlayerEntityMixin",
+    "ServerPlayerEntityMixin",
+    "ServerPlayNetworkHandlerMixin",
+    "ServerWorldMixin"
+  ],
+  "client": [],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}
--- a/fabric/1.21.1/gradle.properties
+++ b/fabric/1.21.1/gradle.properties
@@ -0,0 +1,7 @@
+essential.defaults.loom.mappings=net.fabricmc:yarn:1.21.1+build.3:v2
+
+fabric_loader_version=0.16.10
+fabric_api_version=0.107.0+1.21.1
+fabric_permissions_api_version=0.3.1
+fabric_adventure_platform_version=5.14.2
+fabric_sgui_version=1.6.0+1.21
--- a/fabric/1.21.1/src/main/resources/husksync.mixins.json
+++ b/fabric/1.21.1/src/main/resources/husksync.mixins.json
@@ -0,0 +1,17 @@
+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "net.william278.husksync.mixins",
+  "compatibilityLevel": "JAVA_17",
+  "server": [
+    "ItemEntityMixin",
+    "PlayerEntityMixin",
+    "ServerPlayerEntityMixin",
+    "ServerPlayNetworkHandlerMixin",
+    "ServerWorldMixin"
+  ],
+  "client": [],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}
--- a/fabric/1.21.4/gradle.properties
+++ b/fabric/1.21.4/gradle.properties
@@ -0,0 +1,7 @@
+essential.defaults.loom.mappings=net.fabricmc:yarn:1.21.4+build.4:v2
+
+fabric_loader_version=0.16.10
+fabric_api_version=0.115.0+1.21.4
+fabric_permissions_api_version=0.3.3
+fabric_adventure_platform_version=6.2.0
+fabric_sgui_version=1.8.2+1.21.4
--- a/fabric/build.gradle
+++ b/fabric/build.gradle
@@ -1,8 +1,8 @@
 plugins {
-    id 'fabric-loom' version "$fabric_loom_version"
+    id 'gg.essential.multi-version'
+    id 'gg.essential.defaults'
 }

-apply plugin: 'fabric-loom'
 loom.serverOnlyMinecraftJar()

 repositories {
@@ -11,30 +11,39 @@ repositories {
 }

 dependencies {
-    minecraft "com.mojang:minecraft:${minecraft_version}"
-    mappings "net.fabricmc:yarn:${fabric_yarn_mappings}:v2"
-    modImplementation "net.fabricmc:fabric-loader:${fabric_loader_version}"
-
    modImplementation include("net.kyori:adventure-platform-fabric:${fabric_adventure_platform_version}")
    modImplementation include("me.lucko:fabric-permissions-api:${fabric_permissions_api_version}")
    modImplementation include("eu.pb4:sgui:${fabric_sgui_version}")
-    modImplementation include("net.william278.uniform:uniform-fabric:1.3.1+${minecraft_version}")
-    modCompileOnly "net.fabricmc.fabric-api:fabric-api:${fabric_api_version}"
+    modImplementation include("net.william278.uniform:uniform-fabric:1.3.1+${project.name}")
+    modImplementation "net.fabricmc.fabric-api:fabric-api:${fabric_api_version}"

    implementation include('org.apache.commons:commons-pool2:2.12.1')
-    implementation include("redis.clients:jedis:$jedis_version")
    implementation include("com.mysql:mysql-connector-j:$mysql_driver_version")
-    implementation include("org.mariadb.jdbc:mariadb-java-client:$mariadb_driver_version")
    implementation include("org.postgresql:postgresql:$postgres_driver_version")
+    implementation include("org.mariadb.jdbc:mariadb-java-client:$mariadb_driver_version")
+    implementation include("redis.clients:jedis:$jedis_version")
    implementation include("org.xerial.snappy:snappy-java:$snappy_version")

-    compileOnly 'org.jetbrains:annotations:26.0.2'
    compileOnly 'net.william278:DesertWell:2.0.4'
+    compileOnly 'org.jetbrains:annotations:26.0.2'
    compileOnly 'org.projectlombok:lombok:1.18.36'

    annotationProcessor 'org.projectlombok:lombok:1.18.36'

-    shadow project(path: ":common")
+    implementation include(project(path: ":common"))
+    project(":common").configurations.api.dependencies.each { dependency ->
+        include(dependency)
+    }
+}
+
+processResources {
+    filesMatching(Arrays.asList("fabric.mod.json", "compatibility.yml")) {
+        expand([
+                version: version,
+                fabric_loader_version: fabric_loader_version,
+                fabric_minecraft_version: project.name
+        ])
+    }
 }

 shadowJar {
@@ -44,20 +53,6 @@ shadowJar {
    exclude('net.fabricmc:.*')
    exclude('net.kyori:.*')
    exclude '/mappings/*'
-
-    relocate 'org.apache.commons.io', 'net.william278.husksync.libraries.commons.io'
-    relocate 'org.apache.commons.text', 'net.william278.husksync.libraries.commons.text'
-    relocate 'org.apache.commons.lang3', 'net.william278.husksync.libraries.commons.lang3'
-    relocate 'com.google.gson', 'net.william278.husksync.libraries.gson'
-    relocate 'com.fatboyindustrial', 'net.william278.husksync.libraries'
-    relocate 'de.themoep', 'net.william278.husksync.libraries'
-    relocate 'org.jetbrains', 'net.william278.husksync.libraries'
-    relocate 'org.intellij', 'net.william278.husksync.libraries'
-    relocate 'com.zaxxer', 'net.william278.husksync.libraries'
-    relocate 'de.exlll', 'net.william278.husksync.libraries'
-    relocate 'net.william278.desertwell', 'net.william278.husksync.libraries.desertwell'
-    relocate 'net.william278.paginedown', 'net.william278.husksync.libraries.paginedown'
-    relocate 'org.json', 'net.william278.husksync.libraries.json'
 }

 remapJar {
--- a/fabric/gradle.properties
+++ b/fabric/gradle.properties
@@ -0,0 +1,10 @@
+loom.platform=fabric
+
+essential.defaults.loom=1
+essential.defaults.loom.fabric-loader=net.fabricmc:fabric-loader:0.16.10
+
+org.gradle.daemon=false
+org.gradle.parallel=true
+org.gradle.configureoncommand=true
+org.gradle.parallel.threads=4
+org.gradle.jvmargs=-Xmx8G
--- a/fabric/mainProject
+++ b/fabric/mainProject
@@ -0,0 +1 @@
+1.21.4
--- a/fabric/root.gradle
+++ b/fabric/root.gradle
@@ -0,0 +1,13 @@
+plugins {
+    id("gg.essential.multi-version.root")
+}
+
+preprocess {
+    def fabric12104 = createNode("1.21.4", 12104, "yarn")
+    def fabric12101 = createNode("1.21.1", 12101, "yarn")
+    def fabric12001 = createNode("1.20.1", 12001, "yarn")
+
+    strictExtraMappings.set(true)
+    fabric12101.link(fabric12104, null)
+    fabric12001.link(fabric12104, null)
+}
--- a/fabric/src/main/java/net/william278/husksync/FabricHuskSync.java
+++ b/fabric/src/main/java/net/william278/husksync/FabricHuskSync.java
@@ -31,8 +31,11 @@ import net.fabricmc.api.DedicatedServerModInitializer;
 import net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents;
 import net.fabricmc.loader.api.FabricLoader;
 import net.fabricmc.loader.api.ModContainer;
-import net.kyori.adventure.platform.AudienceProvider;
+//#if MC==12104
 import net.kyori.adventure.platform.modcommon.MinecraftServerAudiences;
+//#else
+//$$ import net.kyori.adventure.platform.fabric.FabricServerAudiences;
+//#endif
 import net.minecraft.server.MinecraftServer;
 import net.william278.desertwell.util.Version;
 import net.william278.husksync.adapter.DataAdapter;
@@ -78,7 +81,6 @@ import java.util.logging.Level;

@Getter
@NoArgsConstructor
-@SuppressWarnings("unchecked")
 public class FabricHuskSync implements DedicatedServerModInitializer, HuskSync, FabricTask.Supplier,
        FabricEventDispatcher {

@@ -111,7 +113,11 @@ public class FabricHuskSync implements DedicatedServerModInitializer, HuskSync,
    private MinecraftServer minecraftServer;
    private boolean disabling;
    private Gson gson;
-    private AudienceProvider audiences;
+    //#if MC==12104
+    private MinecraftServerAudiences audiences;
+    //#else
+    //$$ private FabricServerAudiences audiences;
+    //#endif
    private Database database;
    private RedisManager redisManager;
    private EventListener eventListener;
@@ -156,11 +162,21 @@ public class FabricHuskSync implements DedicatedServerModInitializer, HuskSync,
    }

    private void onEnable() {
-        // Initial plugin setup
+        // Audiences
+        //#if MC==12104
        this.audiences = MinecraftServerAudiences.of(minecraftServer);
+        //#else
+        //$$ this.audiences = FabricServerAudiences.of(minecraftServer);
+        //#endif

        // Check compatibility
        checkCompatibility();
+        log(Level.WARNING, """
+                **************
+                WARNING:
+                HuskSync for Fabric is still in an alpha state and is
+                not considered production ready.
+                **************""");

        // Prepare data adapter
        initialize("data adapter", (plugin) -> {
@@ -352,7 +368,6 @@ public class FabricHuskSync implements DedicatedServerModInitializer, HuskSync,
        return Version.fromString(minecraftServer.getVersion());
    }

-    @NotNull
    public int getDataVersion(@NotNull Version mcVersion) {
        return switch (mcVersion.toStringWithoutMetadata()) {
            case "1.16", "1.16.1", "1.16.2", "1.16.3", "1.16.4", "1.16.5" -> VERSION1_16_5;
@@ -367,7 +382,13 @@ public class FabricHuskSync implements DedicatedServerModInitializer, HuskSync,
            case "1.21", "1.21.1" -> VERSION1_21_1;
            case "1.21.2", "1.21.3" -> VERSION1_21_3;
            case "1.21.4" -> VERSION1_21_4;
-            default -> VERSION1_21_4; // Current supported ver
+            //#if MC==12104
+            default -> VERSION1_21_4;
+            //#elseif MC==12101
+            //$$ default -> VERSION1_21_1;
+            //#elseif MC==12001
+            //$$ default -> VERSION1_20_1;
+            //#endif
        };
    }

--- a/fabric/src/main/java/net/william278/husksync/data/FabricData.java
+++ b/fabric/src/main/java/net/william278/husksync/data/FabricData.java
@@ -26,7 +26,12 @@ import com.google.gson.annotations.SerializedName;
 import lombok.*;
 import net.minecraft.advancement.AdvancementProgress;
 import net.minecraft.advancement.PlayerAdvancementTracker;
+//#if MC==12001
+//$$ import net.minecraft.enchantment.EnchantmentHelper;
+//$$ import net.minecraft.nbt.NbtCompound;
+//#else
 import net.minecraft.component.DataComponentTypes;
+//#endif
 import net.minecraft.entity.attribute.EntityAttribute;
 import net.minecraft.entity.attribute.EntityAttributeInstance;
 import net.minecraft.entity.attribute.EntityAttributeModifier;
@@ -39,17 +44,19 @@ import net.minecraft.registry.Registry;
 import net.minecraft.registry.entry.RegistryEntry;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.server.world.ServerWorld;
 import net.minecraft.stat.StatType;
 import net.minecraft.stat.Stats;
 import net.minecraft.text.Text;
 import net.minecraft.util.Identifier;
-import net.minecraft.world.TeleportTarget;
 import net.william278.desertwell.util.ThrowingConsumer;
 import net.william278.husksync.FabricHuskSync;
 import net.william278.husksync.HuskSync;
 import net.william278.husksync.adapter.Adaptable;
 import net.william278.husksync.config.Settings.SynchronizationSettings.AttributeSettings;
+//#if MC==12104
 import net.william278.husksync.mixins.HungerManagerMixin;
+//#endif
 import net.william278.husksync.user.FabricUser;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -88,11 +95,24 @@ public abstract class FabricData implements Data {
                            stack.getItem().toString(),
                            stack.getCount(),
                            stack.getName().getString(),
-                            stack.getComponents().get(DataComponentTypes.LORE).lines().stream().map(Text::getString).toList(),
+                            //#if MC==12001
+                            //$$ Optional.ofNullable(stack.getSubNbt(ItemStack.DISPLAY_KEY))
+                            //$$         .flatMap(display -> Optional.ofNullable(display.get(ItemStack.LORE_KEY))
+                            //$$                 .map(lore -> ((List<String>) lore).stream().toList()))
+                            //$$         .orElse(null),
+                            //$$ stack.getEnchantments().stream()
+                            //$$        .map(element -> EnchantmentHelper.getIdFromNbt((NbtCompound) element))
+                            //$$        .filter(Objects::nonNull).map(Identifier::toString)
+                            //$$        .toList()
+                            //#else
+                            stack.getComponents().get(DataComponentTypes.LORE).lines().stream()
+                                    .map(Text::getString)
+                                    .toList(),
                            stack.getEnchantments().getEnchantments().stream()
                                    .map(RegistryEntry::getIdAsString)
                                    .filter(Objects::nonNull)
                                    .toList()
+                            //#endif
                    ) : null)
                    .toArray(Stack[]::new);
        }
@@ -158,7 +178,11 @@ public abstract class FabricData implements Data {
            @Override
            public void apply(@NotNull FabricUser user, @NotNull FabricHuskSync plugin) throws IllegalStateException {
                final ServerPlayerEntity player = user.getPlayer();
+                //#if MC==12104
                player.playerScreenHandler.getCraftingInput().clear();
+                //#else
+                //$$ player.playerScreenHandler.clearCraftingSlots();
+                //#endif
                player.currentScreenHandler.setCursorStack(ItemStack.EMPTY);
                final ItemStack[] items = getContents();
                for (int slot = 0; slot < player.getInventory().size(); slot++) {
@@ -246,7 +270,11 @@ public abstract class FabricData implements Data {
                    .map(effect -> {
                        final StatusEffect type = matchEffectType(effect.type());
                        return type != null ? new StatusEffectInstance(
+                                //#if MC==12001
+                                //$$ type,
+                                //#else
                                RegistryEntry.of(type),
+                                //#endif
                                effect.duration(),
                                effect.amplifier(),
                                effect.isAmbient(),
@@ -268,10 +296,16 @@ public abstract class FabricData implements Data {
        @Override
        public void apply(@NotNull FabricUser user, @NotNull FabricHuskSync plugin) throws IllegalStateException {
            final ServerPlayerEntity player = user.getPlayer();
+            //#if MC==12001
+            //$$ final List<StatusEffect> effectsToRemove = player.getActiveStatusEffects().entrySet().stream()
+            //$$        .filter(e -> !e.getValue().isAmbient()).map(Map.Entry::getKey).toList();
+            //$$ effectsToRemove.forEach(player::removeStatusEffect);
+            //#else
            //todo ambient check
-            List<StatusEffect> effectsToRemove = new ArrayList<>(player.getActiveStatusEffects().keySet().stream()
+            final List<StatusEffect> effectsToRemove = new ArrayList<>(player.getActiveStatusEffects().keySet().stream()
                    .map(RegistryEntry::value).toList());
            effectsToRemove.forEach(effect -> player.removeStatusEffect(RegistryEntry.of(effect)));
+            //#endif
            getEffects().forEach(player::addStatusEffect);
        }

@@ -281,7 +315,11 @@ public abstract class FabricData implements Data {
        public List<Effect> getActiveEffects() {
            return effects.stream()
                    .map(potionEffect -> {
+                        //#if MC==12001
+                        //$$ final String key = getEffectId(potionEffect.getEffectType());
+                        //#else
                        final String key = getEffectId(potionEffect.getEffectType().value());
+                        //#endif
                        return key != null ? new Effect(
                                key,
                                potionEffect.getAmplifier(),
@@ -313,12 +351,25 @@ public abstract class FabricData implements Data {
                final AdvancementProgress advancementProgress = player.getAdvancementTracker().getProgress(advancementEntry);
                final Map<String, Date> awardedCriteria = Maps.newHashMap();

-                advancementProgress.getObtainedCriteria().forEach((criteria) -> awardedCriteria.put(criteria,
-                        Date.from(advancementProgress.getEarliestProgressObtainDate())));
+                advancementProgress.getObtainedCriteria().forEach((criteria) -> awardedCriteria.put(
+                        criteria,
+                        //#if MC==12001
+                        //$$ advancementProgress.getEarliestProgressObtainDate()
+                        //#else
+                        Date.from(advancementProgress.getEarliestProgressObtainDate())
+                        //#endif
+                ));

                // Only save the advancement if criteria has been completed
                if (!awardedCriteria.isEmpty()) {
-                    advancements.add(Advancement.adapt(advancementEntry.id().asString(), awardedCriteria));
+                    advancements.add(Advancement.adapt(
+                            //#if MC==12001
+                            //$$ advancementEntry.getId().toString(),
+                            //#else
+                            advancementEntry.id().asString(),
+                            //#endif
+                            awardedCriteria
+                    ));
                }
            });
            return new FabricData.Advancements(advancements);
@@ -336,7 +387,13 @@ public abstract class FabricData implements Data {
            plugin.runAsync(() -> forEachAdvancementEntry(server, advancementEntry -> {
                final AdvancementProgress progress = player.getAdvancementTracker().getProgress(advancementEntry);
                final Optional<Advancement> record = completed.stream()
-                        .filter(r -> r.getKey().equals(advancementEntry.id().toString()))
+                        .filter(r -> r.getKey().equals(
+                                //#if MC==12001
+                                //$$ advancementEntry.getId().toString()
+                                //#else
+                                advancementEntry.id().asString()
+                                //#endif
+                        ))
                        .findFirst();
                if (record.isEmpty()) {
                    return;
@@ -353,7 +410,11 @@ public abstract class FabricData implements Data {
        }

        private void setAdvancement(@NotNull FabricHuskSync plugin,
+                                    //#if MC==12001
+                                    //$$ @NotNull net.minecraft.advancement.Advancement advancementEntry,
+                                    //#else
                                    @NotNull net.minecraft.advancement.AdvancementEntry advancementEntry,
+                                    //#endif
                                    @NotNull ServerPlayerEntity player,
                                    @NotNull FabricUser user,
                                    @NotNull List<String> toAward,
@@ -370,7 +431,7 @@ public abstract class FabricData implements Data {

                // Restore player exp level & progress
                if (!toAward.isEmpty()
-                    && (player.experienceLevel != expLevel || player.experienceProgress != expProgress)) {
+                        && (player.experienceLevel != expLevel || player.experienceProgress != expProgress)) {
                    player.setExperienceLevel(expLevel);
                    player.setExperiencePoints((int) (player.getNextLevelExperience() * expProgress));
                }
@@ -378,8 +439,14 @@ public abstract class FabricData implements Data {
        }

        // Performs a consuming function for every advancement entry registered on the server
-        private static void forEachAdvancementEntry(@NotNull MinecraftServer server,
-                                                    @NotNull ThrowingConsumer<net.minecraft.advancement.AdvancementEntry> con) {
+        private static void forEachAdvancementEntry(
+                @NotNull MinecraftServer server,
+                //#if MC==12001
+                //$$ @NotNull ThrowingConsumer<net.minecraft.advancement.Advancement> con
+                //#else
+                @NotNull ThrowingConsumer<net.minecraft.advancement.AdvancementEntry> con
+                //#endif
+        ) {
            server.getAdvancementLoader().getAdvancements().forEach(con);
        }

@@ -411,6 +478,11 @@ public abstract class FabricData implements Data {

        @NotNull
        public static FabricData.Location adapt(@NotNull ServerPlayerEntity player) {
+            //#if MC==12001
+            //$$ final String worldName = player.getWorld().getDimensionKey().getValue().toString();
+            //#else
+            final String worldName = player.getWorld().getDimensionEntry().getIdAsString();
+            //#endif
            return from(
                    player.getX(),
                    player.getY(),
@@ -421,10 +493,8 @@ public abstract class FabricData implements Data {
                            Objects.requireNonNull(
                                    player.getWorld(), "World is null"
                            ).getRegistryKey().getValue().toString(),
-                            UUID.nameUUIDFromBytes(
-                                    player.getWorld().getDimensionEntry().getIdAsString().getBytes()
-                            ),
-                            player.getWorld().getDimensionEntry().getIdAsString()
+                            UUID.nameUUIDFromBytes(worldName.getBytes()),
+                            worldName
                    )
            );
        }
@@ -433,19 +503,21 @@ public abstract class FabricData implements Data {
        public void apply(@NotNull FabricUser user, @NotNull FabricHuskSync plugin) throws IllegalStateException {
            final ServerPlayerEntity player = user.getPlayer();
            final MinecraftServer server = plugin.getMinecraftServer();
+
+            // Find world
+            final String worldName = world.name();
+            final ServerWorld target = server.getWorld(server.getWorldRegistryKeys().stream()
+                    .filter(key -> key.getValue().equals(Identifier.tryParse(worldName))).findFirst()
+                    .orElseThrow(() -> new IllegalStateException("Invalid target world: %s".formatted(worldName))));
+
+            // Apply teleport
            try {
                player.dismountVehicle();
-                player.teleportTo(
-                        new TeleportTarget(
-                                server.getWorld(server.getWorldRegistryKeys().stream()
-                                        .filter(key -> key.getValue().equals(Identifier.tryParse(world.name())))
-                                        .findFirst().orElseThrow(
-                                                () -> new IllegalStateException("Invalid world")
-                                        )),
-                                player,
-                                TeleportTarget.NO_OP
-                        )
-                );
+                //#if MC==12104
+                player.teleport(target, x, y, z, Set.of(), yaw, pitch, true);
+                //#else
+                //$$ player.teleport(target, x, y, z, yaw, pitch);
+                //#endif
            } catch (Throwable e) {
                throw new IllegalStateException("Failed to apply location", e);
            }
@@ -477,12 +549,21 @@ public abstract class FabricData implements Data {
            final Map<String, Map<String, Integer>> blocks = Maps.newHashMap(),
                    items = Maps.newHashMap(), entities = Maps.newHashMap();
            Registries.STAT_TYPE.getEntrySet().forEach(stat -> {
+                // This is necessary to prevent weird re-mappings with Registry#getKey()
+                //#if MC>0
+                //$$ final Registry<?> registry = stat.getValue().getRegistry();
+                //$$ final String registryId = registry.getKey().getValue().toString();
+                //$$ if (registryId.equals("custom_stat")) {
+                //$$    return;
+                //$$ }
+                //#else
                final Registry<?> registry = stat.getValue().getRegistry();
-
-                final String registryId = registry.getKey().getValue().getPath();
+                final String registryId = registry.getKey().getValue().toString();
                if (registryId.equals("custom_stat")) {
                    return;
                }
+                //#endif
+
                final Map<String, Integer> map = (switch (registryId) {
                    case BLOCK_STAT_TYPE -> blocks;
                    case ITEM_STAT_TYPE -> items;
@@ -574,6 +655,21 @@ public abstract class FabricData implements Data {
            final List<Attribute> attributes = Lists.newArrayList();
            final AttributeSettings settings = plugin.getSettings().getSynchronization().getAttributes();
            Registries.ATTRIBUTE.forEach(id -> {
+                //#if MC==12001
+                //$$ final EntityAttributeInstance instance = player.getAttributeInstance(id);
+                //$$ final Identifier key = Registries.ATTRIBUTE.getId(id);
+                //$$ if (instance == null || key == null || settings.isIgnoredAttribute(key.asString())) {
+                //$$     return;
+                //$$ }
+                //$$ final Set<Modifier> modifiers = Sets.newHashSet();
+                //$$ instance.getModifiers().forEach(modifier -> modifiers.add(new Modifier(
+                //$$         modifier.getId(),
+                //$$         modifier.getName(),
+                //$$         modifier.getValue(),
+                //$$         modifier.getOperation().getId(),
+                //$$         -1
+                //$$ )));
+                //#else
                final EntityAttributeInstance instance = player.getAttributeInstance(RegistryEntry.of(id));
                final Identifier key = Registries.ATTRIBUTE.getId(id);
                if (instance == null || key == null || settings.isIgnoredAttribute(key.asString())) {
@@ -586,6 +682,7 @@ public abstract class FabricData implements Data {
                        modifier.operation().getId(),
                        Modifier.ANY_EQUIPMENT_SLOT_GROUP
                )));
+                //#endif
                attributes.add(new Attribute(
                        key.toString(),
                        instance.getBaseValue(),
@@ -618,7 +715,11 @@ public abstract class FabricData implements Data {
                    return;
                }
                applyAttribute(
+                        //#if MC==12001
+                        //$$ user.getPlayer().getAttributeInstance(id),
+                        //#else
                        user.getPlayer().getAttributeInstance(RegistryEntry.of(id)),
+                        //#endif
                        getAttribute(id).orElse(null)
                );
            });
@@ -633,11 +734,20 @@ public abstract class FabricData implements Data {
            instance.getModifiers().forEach(instance::removeModifier);
            instance.setBaseValue(attribute == null ? instance.getValue() : attribute.baseValue());
            if (attribute != null) {
+                //#if MC==12001
+                //$$ attribute.modifiers().forEach(modifier -> instance.addPersistentModifier(new EntityAttributeModifier(
+                //$$         modifier.uuid(),
+                //$$         modifier.name(),
+                //$$         modifier.amount(),
+                //$$         EntityAttributeModifier.Operation.fromId(modifier.operation())
+                //$$ )));
+                //#else
                attribute.modifiers().forEach(modifier -> instance.addTemporaryModifier(new EntityAttributeModifier(
-                        Identifier.of(modifier.uuid().toString()),
+                        Identifier.of(modifier.name()),
                        modifier.amount(),
                        EntityAttributeModifier.Operation.ID_TO_VALUE.apply(modifier.operation())
                )));
+                //#endif
            }
        }

@@ -694,7 +804,12 @@ public abstract class FabricData implements Data {
        @NotNull
        public static FabricData.Hunger adapt(@NotNull ServerPlayerEntity player) {
            final HungerManager hunger = player.getHungerManager();
-            return from(hunger.getFoodLevel(), hunger.getSaturationLevel(), ((HungerManagerMixin) hunger).getExhaustion());
+            //#if MC==12104
+            float exhaustion = ((HungerManagerMixin) hunger).getExhaustion();
+            //#else
+            //$$ float exhaustion = hunger.getExhaustion();
+            //#endif
+            return from(hunger.getFoodLevel(), hunger.getSaturationLevel(), exhaustion);
        }

        @NotNull
@@ -708,7 +823,11 @@ public abstract class FabricData implements Data {
            final HungerManager hunger = player.getHungerManager();
            hunger.setFoodLevel(foodLevel);
            hunger.setSaturationLevel(saturation);
+            //#if MC==12104
            ((HungerManagerMixin) hunger).setExhaustion(exhaustion);
+            //#else
+            //$$ hunger.setExhaustion(exhaustion);
+            //#endif
        }

    }
--- a/fabric/src/main/java/net/william278/husksync/data/FabricSerializer.java
+++ b/fabric/src/main/java/net/william278/husksync/data/FabricSerializer.java
@@ -26,6 +26,9 @@ import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import net.minecraft.datafixer.TypeReferences;
 import net.minecraft.item.ItemStack;
+//#if MC==12001
+//$$ import net.minecraft.nbt.NbtCompound;
+//#endif
 import net.minecraft.nbt.*;
 import net.minecraft.registry.DynamicRegistryManager;
 import net.william278.desertwell.util.Version;
@@ -154,7 +157,7 @@ public abstract class FabricSerializer {
                final DynamicRegistryManager registryManager = plugin.getMinecraftServer().getRegistryManager();
                itemList.forEach(element -> {
                    final NbtCompound compound = (NbtCompound) element;
-                    contents[compound.getInt("Slot")] = ItemStack.fromNbt(registryManager, element).get();
+                    contents[compound.getInt("Slot")] = decodeNbt(element, registryManager);
                });
                plugin.debug(Arrays.toString(contents));
                return contents;
@@ -175,7 +178,8 @@ public abstract class FabricSerializer {
                if (item == null || item.isEmpty()) {
                    continue;
                }
-                NbtCompound entry = (NbtCompound) item.toNbt(registryManager);
+
+                final NbtCompound entry = encodeNbt(item, registryManager);
                entry.putInt("Slot", i);
                itemList.add(entry);
            }
@@ -197,7 +201,7 @@ public abstract class FabricSerializer {
                }
                final NbtCompound compound = list.getCompound(i);
                final int slot = compound.getInt("Slot");
-                itemStacks[slot] = ItemStack.fromNbt(registryManager, upgradeItemData(list.getCompound(i), mcVersion, plugin)).get();
+                itemStacks[slot] = decodeNbt(upgradeItemData(list.getCompound(i), mcVersion, plugin), registryManager);
            }
            return itemStacks;
        }
@@ -212,6 +216,32 @@ public abstract class FabricSerializer {
            ).getValue();
        }

+        @NotNull
+        private NbtCompound encodeNbt(@NotNull ItemStack item, @NotNull DynamicRegistryManager registryManager) {
+            //#if MC==12104
+            return (NbtCompound) item.toNbt(registryManager);
+            //#elseif MC==12101
+            //$$ return (NbtCompound) item.encode(registryManager);
+            //#elseif MC==12001
+            //$$ final NbtCompound compound = new NbtCompound();
+            //$$ item.writeNbt(compound);
+            //$$ return compound;
+            //#endif
+        }
+
+        @NotNull
+        private ItemStack decodeNbt(@NotNull NbtElement item, @NotNull DynamicRegistryManager registryManager) {
+            //#if MC==12001
+            //$$ final @Nullable ItemStack stack = ItemStack.fromNbt((NbtCompound) item);
+            //#else
+            final @Nullable ItemStack stack = ItemStack.fromNbt(registryManager, item).orElse(null);
+            //#endif
+            if (stack == null) {
+                throw new IllegalStateException("Failed to decode item NBT (got null 'fromNbt'): (%s)".formatted(item));
+            }
+            return stack;
+        }
+
    }

    public static class PotionEffects extends FabricSerializer implements Serializer<FabricData.PotionEffects> {
--- a/fabric/src/main/java/net/william278/husksync/data/FabricUserDataHolder.java
+++ b/fabric/src/main/java/net/william278/husksync/data/FabricUserDataHolder.java
@@ -104,7 +104,11 @@ public interface FabricUserDataHolder extends UserDataHolder {
    @Override
    default Optional<Data.Items.EnderChest> getEnderChest() {
        return Optional.of(FabricData.Items.EnderChest.adapt(
+                //#if MC==12001
+                //$$ getPlayer().getEnderChestInventory().stacks
+                //#else
                getPlayer().getEnderChestInventory().getHeldStacks()
+                //#endif
        ));
    }

--- a/fabric/src/main/java/net/william278/husksync/listener/FabricEventListener.java
+++ b/fabric/src/main/java/net/william278/husksync/listener/FabricEventListener.java
@@ -39,6 +39,9 @@ import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.server.world.ServerWorld;
 import net.minecraft.util.ActionResult;
 import net.minecraft.util.Hand;
+//#if MC<12104
+//$$ import net.minecraft.util.TypedActionResult;
+//#endif
 import net.minecraft.util.hit.BlockHitResult;
 import net.minecraft.util.hit.EntityHitResult;
 import net.minecraft.util.math.BlockPos;
@@ -123,9 +126,16 @@ public class FabricEventListener extends EventListener implements LockedHandler
        return (cancelPlayerEvent(player.getUuid())) ? ActionResult.FAIL : ActionResult.PASS;
    }

+    //#if MC==12104
    private ActionResult handleItemInteract(PlayerEntity player, World world, Hand hand) {
        return (cancelPlayerEvent(player.getUuid())) ? ActionResult.FAIL : ActionResult.PASS;
    }
+    //#else
+    //$$ private TypedActionResult<ItemStack> handleItemInteract(PlayerEntity player, World world, Hand hand) {
+    //$$     final ItemStack stackInHand = player.getStackInHand(hand);
+    //$$     return (cancelPlayerEvent(player.getUuid())) ? TypedActionResult.fail(stackInHand) : TypedActionResult.pass(stackInHand);
+    //$$ }
+    //#endif

    private boolean handleBlockBreak(World world, PlayerEntity player, BlockPos blockPos, BlockState blockState, BlockEntity blockEntity) {
        return !cancelPlayerEvent(player.getUuid());
--- a/fabric/src/main/java/net/william278/husksync/mixins/HungerManagerMixin.java
+++ b/fabric/src/main/java/net/william278/husksync/mixins/HungerManagerMixin.java
@@ -17,6 +17,7 @@
 *  limitations under the License.
 */

+//#if MC==12104
 package net.william278.husksync.mixins;

 import net.minecraft.entity.player.HungerManager;
@@ -33,3 +34,4 @@ public interface HungerManagerMixin {
    void setExhaustion(float exhaustion);

 }
+//#endif
--- a/fabric/src/main/java/net/william278/husksync/mixins/PlayerEntityMixin.java
+++ b/fabric/src/main/java/net/william278/husksync/mixins/PlayerEntityMixin.java
@@ -42,7 +42,7 @@ public class PlayerEntityMixin {

    @Final
    @Shadow
-    private PlayerInventory inventory;
+    PlayerInventory inventory;

    @Inject(method = "dropInventory", at = @At(value = "INVOKE", target = "Lnet/minecraft/entity/player/PlayerEntity;vanishCursedItems()V"))
    protected void dropInventory(@NotNull CallbackInfo ci) {
@@ -56,7 +56,7 @@ public class PlayerEntityMixin {
        final @Nullable ItemStack @NotNull [] toKeep = new ItemStack[inventory.size()];
        for (int i = 0; i < inventory.size(); ++i) {
            ItemStack itemStack = inventory.getStack(i);
-            if (!itemStack.isEmpty() && EnchantmentHelper.hasAnyEnchantmentsIn(itemStack, TagKey.of(Enchantments.VANISHING_CURSE.getRegistryRef(), Enchantments.VANISHING_CURSE.getValue()))) {
+            if (!itemStack.isEmpty() && hasVanishingCurse(itemStack)) {
                toKeep[i] = null;
                continue;
            }
@@ -71,7 +71,7 @@ public class PlayerEntityMixin {
        final @Nullable ItemStack @NotNull [] toDrop = new ItemStack[inventory.size()];
        for (int i = 0; i < inventory.size(); ++i) {
            ItemStack itemStack = inventory.getStack(i);
-            if (!itemStack.isEmpty() && EnchantmentHelper.hasAnyEnchantmentsIn(itemStack, TagKey.of(Enchantments.VANISHING_CURSE.getRegistryRef(), Enchantments.VANISHING_CURSE.getValue()))) {
+            if (!itemStack.isEmpty() && hasVanishingCurse(itemStack)) {
                toDrop[i] = itemStack;
                continue;
            }
@@ -80,4 +80,15 @@ public class PlayerEntityMixin {
        return toDrop;
    }

+    @Unique
+    private boolean hasVanishingCurse(@NotNull ItemStack stack) {
+        //#if MC==12001
+        //$$ return EnchantmentHelper.hasVanishingCurse(stack);
+        //#else
+        return EnchantmentHelper.hasAnyEnchantmentsIn(
+                stack, TagKey.of(Enchantments.VANISHING_CURSE.getRegistryRef(), Enchantments.VANISHING_CURSE.getValue())
+        );
+        //#endif
+    }
+
 }
--- a/fabric/src/main/java/net/william278/husksync/mixins/ServerPlayNetworkHandlerMixin.java
+++ b/fabric/src/main/java/net/william278/husksync/mixins/ServerPlayNetworkHandlerMixin.java
@@ -88,7 +88,11 @@ public abstract class ServerPlayNetworkHandlerMixin {

    @Inject(method = "onCreativeInventoryAction", at = @At("HEAD"), cancellable = true)
    public void onCreativeInventoryAction(CreativeInventoryActionC2SPacket packet, CallbackInfo ci) {
+        //#if MC==12001
+        //$$ int slot = packet.getSlot();
+        //#else
        int slot = packet.slot();
+        //#endif
        if (slot < 0) {
            return;
        }
@@ -111,4 +115,5 @@ public abstract class ServerPlayNetworkHandlerMixin {
            ci.cancel();
        }
    }
+
 }
--- a/fabric/src/main/java/net/william278/husksync/mixins/ServerWorldMixin.java
+++ b/fabric/src/main/java/net/william278/husksync/mixins/ServerWorldMixin.java
@@ -36,7 +36,11 @@ public class ServerWorldMixin {
    @Shadow
    private MinecraftServer server;

+    //#if MC==12104
    @Inject(method = "savePersistentState", at = @At("HEAD"))
+    //#else
+    //$$ @Inject(method = "saveLevel", at = @At("HEAD"))
+    //#endif
    public void saveLevel(CallbackInfo ci) {
        if (server.isStopping() || server.isStopped()) {
            return;
--- a/fabric/src/main/java/net/william278/husksync/user/FabricUser.java
+++ b/fabric/src/main/java/net/william278/husksync/user/FabricUser.java
@@ -25,7 +25,11 @@ import eu.pb4.sgui.api.elements.GuiElementInterface;
 import eu.pb4.sgui.api.gui.SimpleGui;
 import me.lucko.fabric.api.permissions.v0.Permissions;
 import net.kyori.adventure.audience.Audience;
+//#if MC==12104
 import net.kyori.adventure.platform.modcommon.MinecraftServerAudiences;
+//#else
+//$$ import net.kyori.adventure.platform.fabric.FabricServerAudiences;
+//#endif
 import net.minecraft.item.ItemStack;
 import net.minecraft.screen.GenericContainerScreenHandler;
 import net.minecraft.screen.ScreenHandlerType;
@@ -102,7 +106,11 @@ public class FabricUser extends OnlineUser implements FabricUserDataHolder {
            this.editable = editable;

            // Set title, items
+            //#if MC==12104
            this.setTitle(((MinecraftServerAudiences) plugin.getAudiences()).asNative(title.toComponent()));
+            //#else
+            //$$ this.setTitle(((FabricServerAudiences) plugin.getAudiences()).toNative(title.toComponent()));
+            //#endif
            this.setLockPlayerInventory(!editable);
            for (int i = 0; i < size; i++) {
                final ItemStack item = items.getContents()[i];
--- a/fabric/src/main/resources/compatibility.yml
+++ b/fabric/src/main/resources/compatibility.yml
@@ -0,0 +1,2 @@
+# File used for checking Minecraft server compatibility with this version of HuskSync
+minecraft_version: '${fabric_minecraft_version}'
--- a/fabric/src/main/resources/fabric.mod.json
+++ b/fabric/src/main/resources/fabric.mod.json
@@ -40,11 +40,12 @@
  },
  "depends": {
    "fabricloader": ">=${fabric_loader_version}",
-    "minecraft": ">=${minecraft_version}",
+    "minecraft": "${fabric_minecraft_version}",
    "fabric-api": "*"
  },
  "suggests": {
-    "plan": "*"
+    "luckperms": ">=5.4",
+    "plan": ">=5.5"
  },
  "mixins": [
    "husksync.mixins.json"
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,13 +3,12 @@ org.gradle.jvmargs='-Dfile.encoding=UTF-8'
 org.gradle.daemon=true
 javaVersion=21

-# Plugin settings
+# Plugin metadata
 plugin_version=3.7.3
-minecraft_version=1.21.4
 plugin_archive=husksync
 plugin_description=A modern, cross-server player data synchronization system

-# Drivers
+# General settings
 jedis_version=5.2.0
 mysql_driver_version=9.2.0
 mariadb_driver_version=3.5.1
@@ -17,15 +16,5 @@ postgres_driver_version=42.7.5
 mongodb_driver_version=5.3.1
 snappy_version=1.1.10.7

-# Spigot/Paper build settings
-bukkit_spigot_api=1.21.4-R0.1-SNAPSHOT
-bukkit_paper_api=1.21.4-R0.1-SNAPSHOT
-
-# Fabric build settings
+# Fabric settings
 fabric_loom_version=1.9-SNAPSHOT
-fabric_loader_version=0.16.10
-fabric_yarn_mappings=1.21.4+build.8
-fabric_api_version=0.115.0+1.21.4
-fabric_adventure_platform_version=6.2.0
-fabric_permissions_api_version=0.3.3
-fabric_sgui_version=1.8.2+1.21.4
--- a/paper/build.gradle
+++ b/paper/build.gradle
@@ -1,54 +0,0 @@
-plugins {
-    id 'xyz.jpenilla.run-paper' version '2.3.1'
-}
-
-dependencies {
-    implementation project(':bukkit')
-    compileOnly project(':common')
-
-    implementation 'net.william278.uniform:uniform-paper:1.3.1'
-
-    compileOnly "io.papermc.paper:paper-api:${bukkit_paper_api}"
-    compileOnly 'org.jetbrains:annotations:26.0.2'
-    compileOnly 'org.projectlombok:lombok:1.18.36'
-
-    annotationProcessor 'org.projectlombok:lombok:1.18.36'
-}
-
-shadowJar {
-    dependencies {
-        exclude(dependency('com.mojang:brigadier'))
-    }
-
-    relocate 'org.apache.commons.io', 'net.william278.husksync.libraries.commons.io'
-    relocate 'org.apache.commons.text', 'net.william278.husksync.libraries.commons.text'
-    relocate 'org.apache.commons.lang3', 'net.william278.husksync.libraries.commons.lang3'
-    relocate 'com.google.gson', 'net.william278.husksync.libraries.gson'
-    relocate 'com.fatboyindustrial', 'net.william278.husksync.libraries'
-    relocate 'de.themoep', 'net.william278.husksync.libraries'
-    relocate 'org.jetbrains', 'net.william278.husksync.libraries'
-    relocate 'org.intellij', 'net.william278.husksync.libraries'
-    relocate 'com.zaxxer', 'net.william278.husksync.libraries'
-    relocate 'de.exlll', 'net.william278.husksync.libraries'
-    relocate 'net.william278.uniform', 'net.william278.husksync.libraries.uniform'
-    relocate 'net.william278.desertwell', 'net.william278.husksync.libraries.desertwell'
-    relocate 'net.william278.paginedown', 'net.william278.husksync.libraries.paginedown'
-    relocate 'net.william278.mapdataapi', 'net.william278.husksync.libraries.mapdataapi'
-    relocate 'net.william278.mpdbconverter', 'net.william278.husksync.libraries.mpdbconverter'
-    relocate 'net.william278.hslmigrator', 'net.william278.husksync.libraries.hslconverter'
-    relocate 'org.json', 'net.william278.husksync.libraries.json'
-    relocate 'net.querz', 'net.william278.husksync.libraries.nbtparser'
-    relocate 'net.roxeez', 'net.william278.husksync.libraries'
-    relocate 'org.bstats', 'net.william278.husksync.libraries.bstats'
-    relocate 'dev.triumphteam.gui', 'net.william278.husksync.libraries.triumphgui'
-    relocate 'space.arim.morepaperlib', 'net.william278.husksync.libraries.paperlib'
-    relocate 'de.tr7zw.changeme.nbtapi', 'net.william278.husksync.libraries.nbtapi'
-
-    minimize()
-}
-
-tasks {
-    runServer {
-        minecraftVersion('1.21.4')
-    }
-}
--- a/settings.gradle
+++ b/settings.gradle
@@ -1,14 +1,50 @@
 pluginManagement {
    repositories {
        gradlePluginPortal()
+        maven { url 'https://repo.william278.net/releases' }
        maven { url 'https://maven.fabricmc.net/' }
+        maven { url 'https://maven.architectury.dev/' }
+        maven { url 'https://maven.minecraftforge.net' }
+        maven { url 'https://repo.essential.gg/repository/maven-public' }
+    }
+
+    plugins {
+        def egtVersion = "0.6.5"
+        id("gg.essential.defaults") version egtVersion
+        id("gg.essential.multi-version.root") version egtVersion
    }
 }

+// Common
 rootProject.name = 'HuskSync'
-include(
-        'common',
-        'bukkit',
-        'paper',
-        'fabric'
-)
+include("common")
+
+// Bukkit
+include("bukkit")
+project(":bukkit").with {
+    projectDir = file("bukkit/")
+    buildFileName = "root.gradle"
+}
+
+file('bukkit').listFiles((FileFilter) ((File file) -> file.isDirectory() && file.name ==~ /(\d+)\.(\d+)(\.(\d+))?/)).each {
+    include("bukkit:$it.name")
+    project(":bukkit:$it.name").with {
+        projectDir = file("bukkit/${it.name}")
+        buildFileName = '../build.gradle'
+    }
+}
+
+// Fabric
+include("fabric")
+project(":fabric").with {
+    projectDir = file("fabric/")
+    buildFileName = "root.gradle"
+}
+
+file('fabric').listFiles((FileFilter) ((File file) -> file.isDirectory() && file.name ==~ /(\d+)\.(\d+)(\.(\d+))?/)).each {
+    include("fabric:$it.name")
+    project(":fabric:$it.name").with {
+        projectDir = file("fabric/${it.name}")
+        buildFileName = '../build.gradle'
+    }
+}