Xash3D Engine
GPLXash3D is the powerful independent open-sourced 3D-engine, aimed for high compatibility with GoldSource engine formats (maps, models, textures, sounds...
You may also like
Creation Engine
CommercialThe Creation Engine was created specifically for the new game, The Elder Scrolls V, Skyrim. It allows the game to have farther draw distances than any...
RenderWare
CommercialRenderWare is a 3D API and graphics rendering engine used in computer games, Active Worlds, and some VRML browsers. RW is developed by Criterion Software...
DarkPlaces engine
GPLHighly evolved engine based on id Software technology, available under dual license (GPL, proprietary licensing for commercial use available).
Source
CommercialThe Source engine is a 3D game engine developed by Valve Corporation. Its unique features include a large degree of modularity and flexibility, an artist-driven...
Serious Engine
ProprietaryIts pretty Serious. Serious Engine 3.5 is the latest version of the Serious Engine. As it's name tells, it is based very closely on Serious Engine 3...
Chrome Engine 6
ProprietaryChrome Engine is a proprietary 3D game engine developed by Techland. The current version, Chrome Engine 6, supports Microsoft Windows, Xbox 360, and PlayStation...
id Tech 3
GPLPreviously called the "QUAKE 3 Engine" and one of the most successful licensed engines in history, id Tech 3 was the engine used to create games such...
Doom Engine
GPLThe Doom engine is the game engine that powers the id Software games Doom and Doom II, as well as Raven Software's titles Heretic and Hexen, then finally...
Unreal Engine 2
CommercialUnreal Engine 2 is a complete game development framework targeted at today's mainstream PC's, Microsoft's Xbox game console, and Sony's PlayStation 2.
Clausewitz Engine
ProprietaryOriginally developed for Europa Universalis III, it has been used in every game developed by Paradox Development Studio since. The engine provides a 3D...