GitHub stars · StarDay

1Donchitos / Claude-Code-Game-StudiosTurn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.ShellMIT · Permissive35,870

2icsharpcode / ILSpy.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!C#MIT · Permissive26,973

3lettier / 3d-game-shaders-for-beginners🎮 A step-by-step guide to implementing SSAO, depth of field, lighting, normal mapping, and more for your 3D game.C++License not declared20,025

4Unity-Technologies / ml-agentsThe 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.C#License not declared19,825

5CoplayDev / unity-mcpUnity MCP acts as a bridge between AI assistants and your Unity Editor. Give your LLM tools to manage assets, control scenes, edit scripts, and automate tasks within Unity.C#MIT · Permissive15,751

6heroiclabs / nakamaScalable open-source game backend server: multiplayer, matchmaking, leaderboards, chat, and social features for games.GoApache-2.0 · Permissive13,682

7Cysharp / UniTaskProvides an efficient allocation free async/await integration for Unity.C#MIT · Permissive11,290

8Tencent / xLuaxLua is a lua programming solution for C# ( Unity, .Net, Mono) , it supports android, ios, windows, linux, osx, etc.CLicense not declared10,221

9egametang / ETUnity3D Client And C# Server FrameworkC#License not declared9,956

10Perfare / Il2CppDumperUnity il2cpp reverse engineerC#MIT · Permissive9,603

11jynew / jynewJinYongLegend-like RPG Game Framework with full Modding support and 10+ hours playable samples of game.C#License not declared9,002

12BepInEx / BepInExUnity / XNA game patcher and plugin frameworkC#LGPL-2.1 · Share derivative source8,963

13AssetRipper / AssetRipperGUI application to analyze game filesC#GPL-3.0 · Share derivative source8,811

140xFA11 / MultiplayerNetworkingResourcesA curated list of Multiplayer Game Network Programming ResourcesCLicense not declared8,773

15focus-creative-games / hybridclrHybridCLR is a full-featured, zero-cost, high-performance, low-memory Unity full-platform native C# hot update solution. HybridCLR is a fully featured, zero-cost, high-performance, low-memory solution for Unity's all-platform native c# hotupdate.C++MIT · Permissive8,013

16ColinLeung-NiloCat / UnityURPToonLitShaderExampleA very simple toon lit shader example, for you to learn writing custom lit shader in Unity URPShaderLabMIT · Permissive7,852

17mob-sakai / UIEffectUIEffect is an open-source package that allows you to intuitively apply rich UI effects directly from the Inspector or via code. Combine various filters, such as grayscale, blur, and dissolve, to decorate your UI with a unique visual style!C#MIT · Permissive7,717

18sschmid / EntitasEntitas is a super fast Entity Component System (ECS) Framework specifically made for C# and UnityC#MIT · Permissive7,680

19gamedev-skills / awesome-gamedev-agent-skills77 game-dev skills for AI coding agents — Godot, Unity, Unreal, Phaser, PixiJS, three.js, Bevy, pygame, LÖVE, Roblox. Portable SKILL.md Agent Skills (the format Anthropic launched as Claude Skills), with a router that loads the right skill for your engine and task. Runs in Claude Code, Cursor, Kiro, Codex, Copilot, Gemini CLI and more.PythonApache-2.0 · Permissive7,002

20EllanJiang / GameFrameworkThis is literally a game framework, based on Unity game engine. It encapsulates commonly used game modules during development, and, to a large degree, standardises the process, enhances the development speed and ensures the product quality.C#MIT · Permissive6,918