Godot is a powerful cross-platform game engine
A cross-platform PSP emulator
An open-source sandbox tower defense game
Open source voxel game engine with support for survival and crafting
Desktop/Android/HTML5/iOS Java game development framework
A certain block game
The source code to VVVVVV
Open-source Android/Desktop remake of Civ V
Open source HTML5 game framework that offers WebGL and Canvas
Xash3D FWGS engine
UCI chess engine
Stream switch games to your PC via USB or network
RetroArch is a frontend for emulators, game engines and media players.
Open source cross-platform multi-purpose game toolkit
Do virtual gear shifting (and more) in any rider app
A simple and easy-to-use library to enjoy videogames programming
The game engine for everyone
One framework for creating powerful cross-platform games
Pokedex demonstrates modern Android development with Hilt
Voxel game-creation platform with easy modding and game creation
Sandbox video game with a powerful physics engine
Cocos simplifies game creation and distribution with Cocos Creator
Home theater software and entertainment hub for digital media
An open source reimplementation of the Among Us Server
Free, cross-platform 2D game engine powered by Haxe and OpenFL