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The Top 5,265 Game Development Open Source Projects on Github

Categories > Games > Game Development
Godot ⭐ 45,897
Godot Engine – Multi-platform 2D and 3D game engine
Phaser ⭐ 31,147
Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.
Games ⭐ 18,775
🎮 A list of popular/awesome video games, add-ons, maps, etc. hosted on GitHub. Any genre. Any platform. Any engine.
Babylon.js ⭐ 15,776
Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.
3d Game Shaders For Beginners ⭐ 11,270
🎮 A step-by-step guide to implementing SSAO, depth of field, lighting, normal mapping, and more for your 3D game.
Openage ⭐ 10,794
Free (as in freedom) open source clone of the Age of Empires II engine 🚀
Pyxel ⭐ 9,363
A retro game engine for Python
Magictools ⭐ 9,093
🎮 📝 A list of Game Development resources to make magic happen.
Bullet3 ⭐ 8,876
Bullet Physics SDK: real-time collision detection and multi-physics simulation for VR, games, visual effects, robotics, machine learning etc.
Raylib ⭐ 8,492
A simple and easy-to-use library to enjoy videogames programming
Tiled ⭐ 8,488
Flexible level editor
Assimp ⭐ 7,444
The official Open-Asset-Importer-Library Repository. Loads 40+ 3D-file-formats into one unified and clean data structure.
Engine ⭐ 7,034
Fast and lightweight JavaScript game engine built on WebGL and glTF
Spaceshipgenerator ⭐ 6,978
A Blender script to procedurally generate 3D spaceships
Egui ⭐ 6,697
egui: an easy-to-use immediate mode GUI in pure Rust
Entt ⭐ 6,293
Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more
Ebiten ⭐ 5,952
A dead simple 2D game library for Go
Gamenetworkingsockets ⭐ 5,862
Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.
P1xt Guides ⭐ 5,845
Programming curricula
Entitas Csharp ⭐ 5,272
Entitas is a super fast Entity Component System (ECS) Framework specifically made for C# and Unity
Awesome Unity ⭐ 4,771
A curated list of awesome Unity assets, resources, and more.
Carp ⭐ 4,426
A statically typed lisp, without a GC, for real-time applications.
Agones ⭐ 4,320
Dedicated Game Server Hosting and Scaling for Multiplayer Games on Kubernetes
Pygame ⭐ 4,303
pygame (the library) is a Free and Open Source python programming language library for making multimedia applications like games built on top of the excellent SDL library. C, Python, Native, OpenGL.
O3de ⭐ 4,300
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations without any fees or commercial obligations.
Game Networking Resources ⭐ 4,291
A Curated List of Game Network Programming Resources
Planck.js ⭐ 4,177
2D JavaScript Physics Engine
Jynew ⭐ 4,173
金庸群侠传3D重制版
Urho3d ⭐ 3,815
Cross-platform 2D and 3D game engine
Melonjs ⭐ 3,775
a fresh & lightweight javascript game engine
Ultralight ⭐ 3,629
Next-generation HTML renderer for apps and games
Stride ⭐ 3,607
Stride Game Engine (formerly Xenko)
Games ⭐ 3,543
Games: Create interesting games by pure python.
Game Programmer Study Notes ⭐ 3,357
⚓️ 我的游戏程序员生涯的读书笔记合辑。你可以把它看作一个加强版的Blog。涉及图形学、实时渲染、编程实践、GPU编程、设计模式、软件工程等内容。Keep Reading , Keep Writing , Keep Coding.
Gdevelop ⭐ 3,341
🎮 GDevelop is an open-source, cross-platform game engine designed to be used by everyone.
Tracy ⭐ 3,276
C++ frame profiler
Terasology ⭐ 3,273
Terasology - open source voxel world
Noahgameframe ⭐ 3,234
A fast, scalable, distributed game server engine/framework for C++, include the actor library, network library, can be used as a real time multiplayer game engine ( MMO RPG/MOBA ), which support C#/Lua script/ Unity3d, Cocos2dx and plan to support Unreal.
Shadered ⭐ 3,224
Lightweight, cross-platform & full-featured shader IDE
Flaxengine ⭐ 3,172
Flax Engine – multi-platform 3D game engine
Awesome Godot ⭐ 3,167
A curated list of free/libre plugins, scripts and add-ons for Godot
Ggez ⭐ 3,141
Rust library to create a Good Game Easily
Gameframework ⭐ 3,124
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.
Panda3d ⭐ 3,115
Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU
Blog ⭐ 3,022
gamedev blog
Game Programming Patterns ⭐ 2,999
Source repo for the book
Awesome Gbdev ⭐ 2,988
A curated list of Game Boy development resources such as tools, docs, emulators, related projects and open-source ROMs.
Pixelorama ⭐ 2,697
A free & open-source 2D sprite editor, made with the Godot Engine! Available on Windows, Linux, macOS and the Web!
Engine ⭐ 2,639
Cocos Creator is a complete package of game development tools and workflow, including a game engine, resource management, scene editing, game preview, debug and publish one project to multiple platforms.
Lumixengine ⭐ 2,638
3D C++ Game Engine - yet another open source game engine
Zenject 2019 ⭐ 2,574
Dependency Injection Framework for Unity3D
Open Match ⭐ 2,441
Flexible, extensible, and scalable video game matchmaking.
Epicsurvivalgame ⭐ 2,434
Third-person Survival Game for Unreal Engine 4 (Sample Project)
Fxgl ⭐ 2,429
Java / JavaFX / Kotlin Game Library (Engine)
Flecs ⭐ 2,334
A fast entity component system (ECS) for C & C++
Opentk ⭐ 2,323
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.
Atomicgameengine ⭐ 2,291
The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript
Dust3d ⭐ 2,277
🐪 Dust3D is a cross-platform open-source 3D modeling software. Auto UV unwrapping, auto rigging with PBR Material support, pose and motion authoring all in one.
Awesome Love2d ⭐ 2,204
A curated list of amazingly awesome LÖVE libraries, resources and shiny things.
Littlejs ⭐ 2,126
The Tiny JavaScript Game Engine That Can! 🚂
Netcode ⭐ 2,099
A protocol for secure client/server connections over UDP
Love ⭐ 2,090
LÖVE is an awesome 2D game framework for Lua.
React Native Game Engine ⭐ 2,074
A lightweight Game Engine for React Native 🕹⚡🎮
Defold ⭐ 2,019
Defold is a completely free to use game engine for development of desktop, mobile and web games.
Awesome Pico 8 ⭐ 1,870
A curated list of awesome PICO-8 resources, carts, tools and more
Awesome Godot ⭐ 1,837
A curated list of free/libre plugins, scripts and add-ons for Godot
Veldrid ⭐ 1,830
A low-level, portable graphics library for .NET.
Unrealclr ⭐ 1,810
Unreal Engine .NET 6 integration
Gosu ⭐ 1,773
2D game development library for Ruby and C++
Ioq3 ⭐ 1,750
The ioquake3 community effort to continue supporting/developing id's Quake III Arena
Gamedev Resources ⭐ 1,727
🎮 🎲 A wonderful list of Game Development resources.
Ldtk ⭐ 1,691
Modern, lightweight and efficient 2D level editor
Itch ⭐ 1,688
🎮 The best way to play your itch.io games
Imagineengine ⭐ 1,648
A project to create a blazingly fast Swift game engine that is a joy to use 🚀
Lumberyard ⭐ 1,632
Amazon Lumberyard is a free AAA game engine deeply integrated with AWS and Twitch – with full source.
Xenko ⭐ 1,615
Old repo for Xenko Game Engine. Please use https://github.com/xenko3d/xenko instead.
Openjk ⭐ 1,599
Community effort to maintain and improve Jedi Academy (SP & MP) + Jedi Outcast (SP only) released by Raven Software
Arcadia ⭐ 1,582
Clojure in Unity
Godot Docs ⭐ 1,554
Godot Engine official documentation
Actionroguelike ⭐ 1,533
Third-person Action Roguelike made in Unreal Engine C++. Project for Unreal Engine Pro C++ Course & Stanford University CS193U
Crown ⭐ 1,532
The flexible game engine.
Unity Design Pattern ⭐ 1,521
🍵 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
Yarnspinner ⭐ 1,492
Yarn Spinner is a tool for building interactive dialogue in games!
Silk.net ⭐ 1,454
The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, and DirectX bindings library your mother warned you about.
Kys Cpp ⭐ 1,440
《金庸群侠传》c++复刻版，已完工
Evennia ⭐ 1,426
Python MUD/MUX/MUSH/MU* development system
Ksframework ⭐ 1,393
QQ Group：538722494，KSFramework = KEngine + SLua(or xLua) , Unity3D Framework/Toolsets focus on hot reload
Awesome Discord Communities ⭐ 1,362
A curated list of awesome Discord communities for programmers
Awesome Gamedev ⭐ 1,360
A collection of free software and free culture resources for making amazing games. (mirror)
Awesome Opengl ⭐ 1,337
A curated list of awesome OpenGL libraries, debuggers and resources.
Allegro5 ⭐ 1,332
The official Allegro 5 git repository. Pull requests welcome!
Ursina ⭐ 1,265
A game engine powered by python and panda3d.
Clumsy Bird ⭐ 1,258
🐦 🎮 A MelonJS port of the famous Flappy Bird Game
Duality ⭐ 1,253
a 2D Game Development Framework
Real Time Rendering 3rd Cn Summary Ebook ⭐ 1,237
📘 电子书 -《Real-Time Rendering 3rd》提炼总结 | 全书共9万7千余字。你可以把它看做中文通俗版的《Real-Time Rendering 3rd》，也可以把它看做《Real-Time Rendering 3rd》的解读版与配套学习伴侣，或者《Real-Time Rendering 4th》的前置阅读材料。
Soloud ⭐ 1,199
Free, easy, portable audio engine for games
Gdk ⭐ 1,198
Microsoft Public GDK
Space Shooter.c ⭐ 1,175
A cross-platform, top-down 2D space shooter written in C using only system libraries.
Lance ⭐ 1,169
Multiplayer game server based on Node.JS
Fheroes2 ⭐ 1,158
Free Heroes of Might and Magic II (fheroes2) is a recreation of HoMM2 game engine.
1-100 of 5,265 projects

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Web Servers 📦 25
Web User Interface 📦 194
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