Top C# Game development repositories on GitHub

One framework for creating powerful cross-platform games.

• xna
• monogame
• game-framework
• gamedev
• csharp
• cross-platform

Unity MCP acts as a bridge, allowing AI assistants (like Claude, Cursor) to interact directly with your Unity Editor via a local MCP (Model Context Protocol) Client. Give your LLM tools to manage assets, control scenes, edit scripts, and automate tasks within Unity.

• ai
• ai-integration
• mcp
• unity
• anthropic
• claude

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

• jinyong
• unity
• game-development

Entitas is a super fast Entity Component System (ECS) Framework specifically made for C# and Unity

• c-sharp
• unity
• ecs
• tdd
• performance
• design-pattern

Stride (formerly Xenko), a free and open-source cross-platform C# game engine.

• gamedev
• game-development
• game-engine
• csharp
• direct3d
• vulkan

PixiEditor is a Universal Editor for all your 2D needs

• csharp
• raster-graphics
• editor
• dotnet-core
• dotnetcore
• graphics-editor

This 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.

• game-frameworks
• game-modules
• game-development
• unity
• unity3d

The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, WebGPU, and DirectX bindings library your mother warned you about.

• opengl
• csharp
• vulkan
• openal
• opencl
• native

:tea: All Gang of Four Design Patterns written in Unity C# with many examples. And some Game Programming Patterns written in Unity C#. | 各种设计模式的Unity3D C#版本实现

• unity
• design-pattern
• design-patterns
• unity3d
• unity-design-pattern
• csharp-design-patterns

Unity Post Processing Stack Library | Unity引擎的高品质后处理库

• unity
• post-processing
• shaderlab
• shader
• effect
• realtime-rendering

The Open Toolkit library is a fast, low-level C# wrapper for OpenGL, OpenAL & OpenCL. It also includes windowing, mouse, keyboard and joystick input and a robust and fast math library, giving you everything you need to write your own renderer or game engine. OpenTK can be used standalone or inside a GUI on Windows, Linux, Mac.

• c-sharp
• opengl
• opengl-es
• graphics-library
• game-development
• math-library

Unreal Engine .NET 6 integration

• unreal-engine-4
• game-framework
• gamedev
• game-development
• plugin
• dotnet

The core compiler and engine-agnostic components for Yarn Spinner, the friendly dialogue tool.

• unity-game
• unity
• game
• language
• dialogue-manager
• game-development

A low-level, portable graphics library for .NET.

• graphics
• opengl
• direct3d
• vulkan
• game-development
• metal

AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C# method may be turned into a tool by a single line. Works with Claude Code, Gemini, Copilot, Cursor and any other absolutely for free.

• ai
• ai-integration
• game-development
• mcp
• mcp-server
• unity

This 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.

• game-frameworks
• game-modules
• game-development
• unity
• unity3d

MyBox is a set of attributes, tools and extensions for Unity

• unity
• unity3d
• csharp
• game-development
• tools
• unity-editor

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。

• csharp
• ecs
• framework
• game
• game-development
• gameframework

QQ Group：538722494，KSFramework = KEngine + SLua(or xLua) , Unity3D Framework/Toolsets focus on hot reload

• unity
• unity3d
• game
• game-engine
• game-development
• lua

Pixel Vision 8's core philosophy is to teach retro game development with streamlined workflows. PV8 is also a platform that standardizes 8-bit fantasy console limitations built on top of the open-source C# game engine based on MonoGame.

• sdk
• games
• monogame
• sprites
• game-engine
• pv8

A high-performance C# based Archetype & Chunks Entity Component System (ECS) with optional multithreading.

• csharp
• dotnet
• ecs
• entity-component-system
• game
• game-development

Model Context Protocol (MCP) plugin to connect with Unity Editor — designed for Cursor, Claude Code, Codex, Windsurf and other IDEs

• cursor
• unity
• unity-package
• windsurf
• mcp
• copilot

Create characters in Unity with LLMs!

• ai
• chat
• chatbot
• conversational-ai
• dialogue
• generative-ai

a 2D Game Development Framework

• c-sharp
• game-engine
• game-development
• gamedev
• portable
• framework

Svelto ECS C# Entity Component System

• unity
• ecs
• entity-component-system
• csharp
• ecs-framework
• game-development