Godot is a powerful cross-platform game engine
Desktop/Android/HTML5/iOS Java game development framework
Open source HTML5 game framework that offers WebGL and Canvas
Xash3D FWGS engine
UCI chess engine
A certain block game
Netcode that provides networking capabilities to GameObject workflows
Do virtual gear shifting (and more) in any rider app
The source code to VVVVVV
An open source reimplementation of the Among Us Server
The game engine for everyone
RetroArch is a frontend for emulators, game engines and media players.
One framework for creating powerful cross-platform games
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
A simple and easy-to-use library to enjoy videogames programming
Home theater software and entertainment hub for digital media
Multi-platform 2D and 3D game engine
Free, cross-platform 2D game engine powered by Haxe and OpenFL
A dead simple 2D game engine for Go
Cross-platform game engine in Rust
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Cocos simplifies game creation and distribution with Cocos Creator
Open source library for creative expression on the web, desktop, etc.
Action-adventure game originally released in 2013
New Godot bindings for Swift