Arianne is an engine to develop multiplayer online games like Stendhal
Game engine supporting many 3D/2D formats and graphic effects
SDL based generic 2D game engine
JavaScript framework to build game engines, games, emulators and apps
Java Settlers
The imaginary eight-bit machine
A cross platform Lua based game engine
Source code of the chapters of the book 3D Game Development with LWJGL
A complete web framework to create online Fighting Fantasy adventures
Portable game engine with main focus on point-and-click adventures
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Asphyre is a cross-platform framework for Delphi and FreePascal.
Event driven concurrent framework for Python
3D .NET engine for Windows, Linux, Mac
computer simulation for my raspberry pi
Single-/multi-player card game Mau Mau (similar to UNO®)
evolution for vegastrike SpaceSim/Combat/Trade game
Java decentralized cross-platform network multiplayer game engine
Free strategy browsergame engine.
AutoTeach makes kids study and learn in exchange for internet access.