A cross-platform PSP emulator
A Nintendo 3DS Emulator
Experimental PlayStation Vita emulator
The Playstation 2 emulator
Fast PlayStation 1 emulator for x86-64/AArch32/AArch64
Godot is a powerful cross-platform game engine
Open source voxel game engine with support for survival and crafting
Desktop/Android/HTML5/iOS Java game development framework
DRM remover of the SteamStub variants
Open source HTML5 game framework that offers WebGL and Canvas
Stream switch games to your PC via USB or network
Open-source Android/Desktop remake of Civ V
Pokedex demonstrates modern Android development with Hilt
Xash3D FWGS engine
UCI chess engine
The game engine for everyone
The source code to VVVVVV
An open source reimplementation of the Among Us Server
Do virtual gear shifting (and more) in any rider app
One framework for creating powerful cross-platform games
Sandbox video game with a powerful physics engine
Netcode that provides networking capabilities to GameObject workflows
Voxel game-creation platform with easy modding and game creation
RetroArch is a frontend for emulators, game engines and media players.
Satisfying monster shooter