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Collection of Games that have the source code available on GitHub
GitHub stars and default-branch commits for michelpereira/awesome-open-source-games.
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Godot Engine – Multi-platform 2D and 3D game engine
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.
Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.
Desktop/Android/HTML5/iOS Java game development framework
Cocos2d-x is a suite of open-source, cross-platform, game-development tools utilized by millions of developers across the globe. Its core has evolved to serve as the foundation for Cocos Creator 1.x & 2.x.
Powerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF
Clone of the Age of Empires II engine 🚀
One framework for creating powerful cross-platform games.
Flexible level editor
Space exploration, trading, and combat game.
Shattered Pixel Dungeon is an open-source traditional roguelike dungeon crawler with randomized levels and enemies, and hundreds of items to collect and use. It's based on the source code of Pixel Dungeon, by Watabou.
a modern & lightweight HTML5 game engine
Game engine
Terasology - open source voxel world
The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript
The ioquake3 community effort to continue supporting/developing id's Quake III Arena
🎮 The best way to play your itch.io games
Community effort to maintain and improve Jedi Academy (SP & MP) + Jedi Outcast (SP only) released by Raven Software
The official Allegro 5 git repository. Pull requests welcome!
Python MUD/MUX/MUSH/MU* development system
:bird: :video_game: A MelonJS port of the famous Flappy Bird Game
Multiplayer top-down shooter made from scratch in C++. Web version: https://play.hypersomnia.io Made in 🇵🇱
a 2D Game Development Framework
Unvanquished is a free and open source FPS/RTS hybrid game powered by the Daemon game engine. Historically based on Tremulous as a continuation with decades of work over it.
Flash + AIR sound effects generator. Based on Sfxr.
A collection of JS engine implementations of Breakout
A nonlinear 2D puzzle platformer taking place in impossible spaces.
Exclusively Co-Op Metroidvania with Movement as smooth as Smash Bros Melee