


The engine does not include a software renderer. Unlike most other game engines released at the time - including its primary competitor, the Unreal Engine, id Tech 3 requires an OpenGL-compliant graphics accelerator to run. Originally distributed by id via FTP, the code can be downloaded from id's GitHub account. Successor id Tech 4 was derived from id Tech 3, as was Infinity Ward's IW engine used in Call of Duty 2 onwards.Īt QuakeCon 2005, John Carmack announced that the id Tech 3 source code would be released under the GNU General Public License v2.0 or later, and it was released on August 19, 2005. While id Tech 3 is based on id Tech 2 engine, a large amount of the code was rewritten. During its time, it competed with the Unreal Engine both engines were widely licensed. Id Tech 3, popularly known as the Quake III Arena engine, is a game engine developed by id Software for their video game Quake III Arena. Star Trek: Elite Force II was one of the last games to utilize the id Tech 3 engine.
