Decimation is an open-source multiplayer game framework programmed in Java. It can support a variety of 3D games, ranging from small four-person games to large massively multiplayer online role-playing games, supporting thousands of concurrent users.
viiigine is an open source Final Fantasy VIII game engine. The main goal of this project is to redevelop game engine fully compartible with original and providing new abilities (multilanguage support, high resolution, new models, etc) in extensions.