GameFrameX / GameFrameX
An open-source toolbox that takes a game all the way "from idea → built → live" — Unity/Godot/Cocos/Laya clients + one .NET server. | 开源游戏全流程工具箱：Unity/Godot/Cocos/Laya 客户端 + .NET 服务器，从想法到上线一站搞定。
GameFrameX / GameFrameX
heroiclabs / nakama
Scalable open-source game backend server: multiplayer, matchmaking, leaderboards, chat, and social features for games.
OpenDCAI / GameFactory-3A
A comprehensive open-source 3A game-generation skill and asset framework.
CoderGamester / mcp-unity
Model Context Protocol (MCP) plugin to connect with Unity Editor — designed for Cursor, Claude Code, Codex, Windsurf and other IDEs
BepInEx / BepInEx
Unity / XNA game patcher and plugin framework
AssetRipper / AssetRipper
GUI application that extracts and converts assets from Unity game files into the native Unity engine format for analysis.
Unity-UI-Extensions / com.unity.uiextensions
The Unity UI library of controls, components and other useful features for extending the Unity UI solution for Unity
Besty0728 / Unity-Skills
AI automation skills specifically designed for Unity
Unity-Technologies / ml-agents
The Unity Machine Learning Agents Toolkit (ML-Agents) is an open-source project that enables games and simulations to serve as environments for training intelligent agents using deep reinforcement learning and imitation learning.
xszyou / Fay
fay是一个帮助数字人（2.5d、3d、移动、pc、网页）或大语言模型（openai兼容、deepseek）连通业务系统的agent框架。
outtable / confuse-9live
🔥🔥🔥 专业版iOS混淆工具，马甲工具包、ipa静态分析工具（相似度对比、敏感词检测），提供试用版本，100%过机器审核，解决 AppStore 4.3，2.3.1问题，支持语言 c、c++、objc、dart、swift 并支持各种资源改名，混淆、傻瓜化操作、一键出包，提供良好的UI界面，支持多包管理一包一特征、支持Unity3d、cocos2d全家桶、swiftUI、flutter、虚幻等各种引擎。支持混淆.a/.framework/.xcframework，混淆比例95%，支持dSYM文件混淆和恢复功能，不影响bugly等各种在线崩溃收集，可持续迭代原工程。
Unity-Technologies / EntityComponentSystemSamples
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gonglei007 / GameDevMind
最全面的游戏开发技术图谱(Game Development Map)。帮助游戏开发者们在已知问题上节省时间，省出更多的精力投入到更有创造性的工作中去。
tuyoogame / YooAsset
unity3d resources management system
h8man / NavMeshPlus
Unity NavMesh 2D Pathfinding
AnkleBreaker-Studio / unity-mcp-server
Unity MCP Server — 268 tools for AI-assisted game development. Connect Claude, Cursor, or any MCP client to Unity Editor & Unity Hub. Scene management, GameObjects, components, builds, profiling, Shader Graph, Amplify, terrain, physics, NavMesh, animation, MPPM multiplayer & more. Free & open source by AnkleBreaker Studio.
Alex-Rachel / TEngine
Unity 商用级别开发框架，原生内置 AI 工作流支持，集成 HybridCLR 高性能热更、Obfuz 代码混淆加固、YooAssets 企业级资源管理方案，构建高效、安全、可扩展的工业化开发底座。
Unity-Technologies / com.unity.netcode.gameobjects
Netcode for GameObjects is a high-level netcode SDK that provides networking capabilities to GameObject/MonoBehaviour workflows within Unity and sits on top of underlying transport layer.
DanKE123abc / NoUnityCN
🔥✅ Unity国际版下载站，可通过直链或者Unity Hub下载例如Unity 6等Unity Editor的国际版，支持添加组件、下载国际版Unity Hub、包含长期支持版、技术支持版、测试版、预览版的Unity。
qq362946 / Fantasy
C # Game Framework, but not limited to games. Can be used for non game business development
ManlyMarco / KK-HF_Patch
Automatically translate, uncensor and update Koikatu! and Koikatsu Party!
Lachee / discord-rpc-csharp
C# custom implementation for Discord Rich Presence. Not deprecated and still available!
opdsh / unity-plugin
DeepSeek Harness plugin: control the Unity Editor through the unity CLI
michidk / Unity-Script-Collection
A maintained collection of useful & free unity scripts / library's / plugins and extensions
UnityCommunity / UnityLibrary
:books: Library of all kind of scripts, snippets & shaders for Unity
vrm-c / UniVRM
UniVRM is a gltf-based VRM format implementation for Unity. English is here https://vrm.dev/en/ . 日本語 はこちら https://vrm.dev/
hadashiA / VContainer
The extra fast, minimum code size, GC-free DI (Dependency Injection) library running on Unity Game Engine.
YarnSpinnerTool / YarnSpinner
The core compiler and engine-agnostic components for Yarn Spinner, the friendly dialogue tool.
SubnauticaNitrox / Nitrox
An open-source, multiplayer modification for the game Subnautica.
icosa-foundation / open-brush
Open Brush is the open source, community led evolution of Tilt Brush! Forked from https://github.com/googlevr/tilt-brush
VoidXH / Cavern
Object-based audio engine and codec pack with Dolby Atmos rendering, room correction, HRTF, one-click Unity audio takeover, and much more.
freezy / VisualPinball.Engine
:video_game: Visual Pinball Engine for Unity
Squalive / banana-shooter
Official repo of Banana Shooter, a free-to-play FPS game available on Steam
song-chaoyang / UnityAssetDB
🗄️ Every Unity asset reference in one queryable database. Rust + SQLite + tree-sitter. CLI + Web UI + MCP server.
kitwright / unity-mcp
The Most Advanced MCP Server for Unity Editor
mob-sakai / ParticleEffectForUGUI
Render particle effect in UnityUI(uGUI). Maskable, sortable, and no extra Camera/RenderTexture/Canvas.
liangxiegame / QFramework
Godot/Unity3D System Design Architecture
qiankanglai / LoopScrollRect
These scripts will make your UGUI ScrollRect reusing cells, to improve performance, loading time and draw calls.
insthync / awesome-unity3d
A categorized collection of awesome opensource unity3d repos
moonsharp-devs / moonsharp
An interpreter for the Lua language, written entirely in C# for the .NET, Mono, Xamarin and Unity3D platforms, including handy remote debugger facilities.
codewriter-packages / Tri-Inspector
Free inspector attributes for Unity [Custom Editor, Custom Inspector, Inspector Attributes, Attribute Extensions]
ManlyMarco / RuntimeUnityEditor
In-game inspector and debugging tools for applications made with Unity3D game engine
ikpil / DotRecast
DotRecast - a C# port of Recast & Detour, Industry-standard navigation mesh toolset for .NET, Unity3D, games, servers
AlexeyPerov / Unity-Dependencies-Hunter
This tool finds unreferenced assets by scanning all files in your Unity project.
DevoLutioner / SomaDynamics
Soma Dynamics — unified full-body flesh physics controller for Koikatu / Koikatsu Party and CharaStudio
KhronosGroup / UnityGLTF
Runtime glTF 2.0 Loader for Unity3D
wy-luke / All-Chinese-Character-Set
致力于维护一个包含全部中文字符（汉字+符号）的字符集，包罗万象，含3500 / 7000 常用汉字集、常用符号集。A Charater Set contains all Chinese charaters.
netyouli / WHC_ConfuseSoftware
iOS代码混淆工具，Uniapp代码混淆工具，react-native代码混淆, iOS代码混淆助手，Android代码混淆助手，Uniapp代码混淆助手，过机器审核，辅助过4.3, other审核，android、ios、uniapp、u3d、cocos2dx、flutter、代码翻新(WHC_ConfuseSoftware)是一款运行在MAC OS平台的App、完美支持Objc和Swift、U3D、Flutter、Cocos2dx项目代码的自动翻新(混淆)、支持文件夹名称、文件名、修改资源文件hash值、类名、方法名、属性名、添加混淆函数方法体、添加混淆属性、自动调用生成的混淆方法、字符串混淆加密等...功能强大而稳定。
WooshiiDev / HierarchyDecorator
Lightweight Unity Plugin transforming the Hierarchy into what it should be. Adds headers, styles, icons and more.
sideeffects / SideFXLabs
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AnyRPG / AnyRPGCore
Open source Role Playing Game engine for Unity 3D written in C#.
ReactUnity / core
React and HTML framework for Unity UI & UIToolkit
SpaceMadness / lunar-unity-console
High-performance Unity iOS/Android logger built with native platform UI
SaiTingHu / HTFramework
Unity HTFramework, a rapid development framework of client based on Unity.
microsoft / Microsoft.Unity.Analyzers
Roslyn analyzers for Unity game developers
TylerTemp / SaintsField
A Unity extension for inspector enhancement and data serialization.
bdovaz / UnityNuGet
Provides a service to install NuGet packages into a Unity project via the Unity Package Manager
unitycoder / UnityLauncherPro
Unofficial UnityHub Alternative Project Launcher with time saving features!
Tencent / loli_profiler
Memory instrumentation tool with CI and AI support for android app&game developers.
needle-tools / needle-engine-support
Build 3D web experiences that work everywhere. From browser to VR headsets, mobile AR to iOS WebXR – create once, deploy anywhere. No app stores, no waiting, no limitations. Get started at https://docs.needle.tools/getting-started