LÖVE is a framework you can use to make 2D games in Lua.
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7 Feb 2017)
FIFE is a free, open-source cross-platform game engine.
The OpenSceneGraph is an open source high performance 3D graphics toolkit, used by application developers in fields such as visual...
The Irrlicht Engine is an open source high performance realtime 3D engine written in C++.
Panda3D is a game engine, a framework for 3D rendering and game development for Python and C++ programs.
Free and open source software to create realistic 3d humans for: Illustrations, Animations, Games.
Tiled is a 2D level editor that helps you develop the content of your game.
Game Conqueror is a graphical game cheating tool (memory modifier) under Linux, whose main target is to provide functions and user-feelings...
OpenRW "Open ReWrite" is an un-official open source recreation of the classic Grand Theft Auto III game executable.
5 Aug 2015)
A free and open-source replacement for the Diablo I engine.