Godot is a powerful cross-platform game engine
A simple and easy-to-use library to enjoy videogames programming
An open-source sandbox tower defense game
A certain block game
UCI chess engine
Run x86-64 Windows PC games on jailed iOS via FEX-Emu + Wine + DXMT
Zero Hour running natively on macOS, iPhone & iPad
Xash3D FWGS engine
Do virtual gear shifting (and more) in any rider app
RetroArch is a frontend for emulators, game engines and media players.
The game engine for everyone
One framework for creating powerful cross-platform games
Free, cross-platform 2D game engine powered by Haxe and OpenFL
Home theater software and entertainment hub for digital media
Desktop/Android/HTML5/iOS Java game development framework
The source code to VVVVVV
Open source HTML5 game framework that offers WebGL and Canvas
An open source reimplementation of the Among Us Server
New Godot bindings for Swift
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Cocos simplifies game creation and distribution with Cocos Creator
Multi-platform 2D and 3D game engine
A dead simple 2D game engine for Go
Netcode that provides networking capabilities to GameObject workflows