Unity
CommercialUnity is a multiplatform game development tool, designed from the start to ease creation. A fully integrated professional application, Unity just happens...
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WOLF RPG Editor
GPLWOLF RPG Editor is a game construction tool that can create complex role playing games. It is often regarded as being aimed at advanced users, so keep...
ZDoom
Public DomainZDoom 2.7.1 (Requires a DOOM, DOOM 2, HERETIC, HEXEN, or STRIFE IWAD) ZDoom is an enhanced port of the official DOOM source code to Win32. As such, it...
Raycasting Game Maker
Public DomainThe Raycasting Game Maker is a free easy to use game editor that creates simple raycasting games in the style of Wolf3D. The finished game needs only...
GameMaker Studio
CommercialGameMaker Studio caters to entry-level novices and seasoned game development professionals equally, allowing them to create cross-platform games in record...
Imperial Game Engine 2
CommercialImperial Game Engine 2- academicall class of an game engine.'Give them bread and circuses and they will never revolt' (by the ancient-roman poet Juvenal)AAA...
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...
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...
Build
ProprietaryBUILD engine is the game engine behind Duke Nukem 3D, Shadow Warrior, Blood, and many other titles of the 90s. It was one of the most popular engines...
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...
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.