PyCAPGE - Python Classic Adventure Point and Click Game Engine
An isometric arcade-style game of skill, puzzles and exploration
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
IGS Labs
3D .NET engine for Windows, Linux, Mac
computer simulation for my raspberry pi
Single-/multi-player card game Mau Mau (similar to UNO®)
AutoTeach makes kids study and learn in exchange for internet access.
Create your own animated characters for games with ease!
Pear3DEngine is a modern and modular 3D development framework
Powerful html5 & javascript library for creating applications & games.
Sourceport of the classic Descent Level Editor