What year was id Tech 5 first used in a video game?
Id Tech 5 id Tech 5 is a proprietary game engine released by id Software. It follows its predecessors, id Tech 1, 2, 3 and 4, all of which have subsequently been published under the GNU General Public License. It was seen as a major advancement over id Tech 4. The engine was first demonstrated at the WWDC 2007 by John D. Carmack on an eight-core computer; however, the demo used only a single core with single-threaded OpenGL implementation running on a 512 MB 7000 class Quadro video card.  id Tech 5 was first used in the video game "Rage", followed by "", "The Evil Within" and "".
Doom (1993 video game) Doom (typeset as DOOM in official documents) is a 1993 science fiction horror-themed first-person shooter (FPS) video game by id Software. It is considered one of the most significant and influential titles in video game history, for having helped to pioneer the now-ubiquitous first-person shooter. The original game was divided into three nine-level episodes and was distributed via shareware and mail order. The Ultimate Doom, an updated release of the original game featuring a fourth episode, was released in 1995 and sold at retail.