A cross-platform interpreter for many point-and-click adventure games
Wanna feed your addiction for money? This game is for you!
The Atomic Game Engine is a multi-platform 2D and 3D engine
A JavaScript game library to quickly develop board games for the web
online 4X browser game engine
Realtime 3D engine for game development
simple game for computer
Massively multiplayer online game server and client framework
Make your own flowers
2D Space Arcade/RPG with Planets
Open-source, cross-platform, C++ game engine for creating 2D/3D games
Remake of the classic Caesar III game
3D .NET engine for Windows, Linux, Mac
because touch-screen controls suck
Android, DOS, FirefoxOS, Linux, MacOS and Windows all in one..
My Match 3
Dragging and Dropping Components for Multi-projection Applications
plugin-based RPG manager in C++ and Qt5
Open Game Bootstrap
A Complete Mac OS X styled Linux desktop for 64 bit