unity

.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!

Turn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.

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.

Unity 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.

Scalable open-source game backend server: multiplayer, matchmaking, leaderboards, chat, and social features for games.

Provides an efficient allocation free async/await integration for Unity.

xLua is a lua programming solution for C# ( Unity, .Net, Mono) , it supports android, ios, windows, linux, osx, etc.

Unity3D Client And C# Server Framework

Unity il2cpp reverse engineer

JinYongLegend-like RPG Game Framework with full Modding support and 10+ hours playable samples of game.

A curated list of Multiplayer Game Network Programming Resources

Unity / XNA game patcher and plugin framework

GUI application to analyze game files

HybridCLR是一个特性完整、零成本、高性能、低内存的Unity全平台原生c#热更新解决方案。 HybridCLR is a fully featured, zero-cost, high-performance, low-memory solution for Unity's all-platform native c# hotupdate.

A very simple toon lit shader example, for you to learn writing custom lit shader in Unity URP

UIEffect 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!

Extremely Fast MessagePack Serializer for C#(.NET, .NET Core, Unity, Xamarin). / msgpack.org[C#]

A library for patching, replacing and decorating .NET and Mono methods during runtime

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。

A maintained collection of useful & free unity scripts / library's / plugins and extensions

#1 Open Source Unity Networking Library

A curated list of project tutorials for project-based learning.

PUER(普洱) Typescript. Let's write your game in UE or Unity with TypeScript.

This repository is for the legacy Mixed Reality Toolkit (MRTK) v2. For the latest version of the MRTK please visit https://github.com/MixedRealityToolkit/MixedRealityToolkit-Unity

Render particle effect in UnityUI(uGUI). Maskable, sortable, and no extra Camera/RenderTexture/Canvas.

Godot/Unity3D System Design Architecture

Zero allocation LINQ with LINQ to Span, LINQ to SIMD, and LINQ to Tree (FileSystem, JSON, GameObject, etc.) for all .NET platforms and Unity, Godot.

A collection of some of the neat math and physics tricks that I've collected over the last few years.

luban是一个强大、易用、优雅、稳定的游戏配置解决方案。luban is a powerful, easy-to-use, elegant and stable game configuration solution.

A categorized collection of awesome Unity open source on GitHub (800+)