0 A.D. is a free, open-source, cross-platform real-time strategy game.
RetroArch is a frontend for emulators, game engines and media players.
The ultimate cataloguer
Open and edit the archive files used in over 5700 games.
A manager for game achievements in Steam
All Google Snake mods combined into one
One of the best Prodigy hacks
A dead simple 2D game engine for Go
Make Minecraft Java Edition mods, Minecraft Bedrock Edition Add-Ons
High performance UI layout library in C
A game engine powered by python and panda3d
The Oldschool Runescape API wrapper that does more
JavaScript-based game engine designed to empower developers
Futuristic Luau for every universe
IsoCity: City building simulation game
Gideros Release version
Orx: Portable Game Engine
A promising chess program
Zoomable user interface (ZUI) with file manager, file viewers and more
Android, UIQ 3.0, Series 60 Edition 5 open-source software
3D Engine c++
TKD Scoring Wi-Fi Server supporting Android and IPhone clients
Domination is a game that is a bit like the board game Risk