Universal Aim Assist Framework
Enigma is a puzzle game
A strategy game with a high fantasy theme
An isometric arcade-style game of skill, puzzles and exploration
3D puzzle game based on Kula World and Cubosphere
Cross-platform real-time strategy game (3D)
INSTEAD - Simple Text Adventure Interpreter.
RTSish Game Engine
Tools for Super Tux Kart server operators
2D Open Source MMORPG
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
2d turret shooter
Pioneer, a space adventure game in the 31st Century Milky Way galaxy
3D-Accelerated open-source DOOM engine
Android port of PRIME roguelike
Game engine for playing tomb raider 1 - 5 levels.