UCI chess engine
The main repository for the Linux and Mac OS Bedrock edition Minecraft
Install, update and play indie games
Homebrew development library for Nintendo 3DS/Horizon OS user mode
Map generator for games
Xash3D FWGS engine
dhewm 3 main repository
C# application with primary purpose of farming Steam cards
Multiplayer FPS game - Counter-Strike: Football
Real Time Strategy game engine supporting early Westwood classics
3D space trading and combat game
A game of dungeon exploration, combat and magic
An Open Source DOS emulator to run old DOS games
A sharp, readable, vector-y version of Monocraft
Use the Delta Executor APK with Roblox on a Windows PC.
Chess Database and PGN viewer
3D Engine c++
Embeddable unity game engine view for Flutter
Easily generate cue sheets for CD images with compressed audio tracks.
A modern, cross-platform Quake game engine based on FitzQuake.
A cross-platform port of Hexen II game.
Android, UIQ 3.0, Series 60 Edition 5 open-source software
GemRB is a portable open-source implementation of the Infinity Engine
INSTEAD - Simple Text Adventure Interpreter.