Fast-paced side-scrolling space shooter
A 16 bit style game on the 16-bit IBM XT.
Commander Keen Interpreter
Y.A.G.A.C is a free open-source platformer game
The ultimate 2D side scrolling engine. NOTE: Moved to GitHUB
Flexible and easy-to-use 2d game engine
2D game engine for traditional platform games
Paintown is a 2d fighting game engine.
Engine for games like's а Tyrian with random level generation.
A traditional top-down OpenGL car racing game
A Simple Game Engine
2D-shooter in Ruby
An Action Adventure Space Physics Game
A complete 2D Game Engine with built in drag and drop editor
Pong with Particle Effects!! Source included.