Adventure Game StudioW
Adventure Game Studio
Allegro (software library)W
Allegro (software library)
JMonkeyEngineW
JMonkeyEngine
AssaultCubeW
AssaultCube
Away3DW
Away3D
Blender Game EngineW
Blender Game Engine
Blitz BASICW
Blitz BASIC
Cafu EngineW
Cafu Engine
ClanLibW
ClanLib
Crystal SpaceW
Crystal Space
Cube (video game)W
Cube (video game)
Cube 2: SauerbratenW
Cube 2: Sauerbraten
Delta3DW
Delta3D
Id Tech 4W
Id Tech 4
Dim3W
Dim3
Game-MakerW
Game-Maker
GlestW
Glest
Godot (game engine)W
Godot (game engine)
Id Tech 3W
Id Tech 3
Id Tech 4W
Id Tech 4
Id Tech 4W
Id Tech 4
Id Tech 3W
Id Tech 3
JMonkeyEngineW
JMonkeyEngine
Lightweight Java Game LibraryW
Lightweight Java Game Library
Marathon TrilogyW
Marathon Trilogy
Multiverse NetworkW
Multiverse Network
OHRRPGCEW
OHRRPGCE
OpenMWW
OpenMW
OpenSimulatorW
OpenSimulator
ORXW
ORX
PlayCanvasW
PlayCanvas
Quake II engineW
Quake II engine
Ren'PyW
Ren'Py
Spring EngineW
Spring Engine
Starling FrameworkW
Starling Framework
StepManiaW
StepMania
StratagusW
Stratagus
Stride (game engine)W
Stride (game engine)
Thousand ParsecW
Thousand Parsec
Twine (software)W
Twine (software)
WorldForgeW
WorldForge