Development of Doom
The development of "Doom", a first-person shooter video game by id Software, began in November 1992 and continued until the game was released in December 1993. Seven people worked on "Doom", which is considered one of the most significant and influential titles in video game history. The initial development team was programmers John Carmack and John Romero, artists Adrian Carmack and Kevin Cloud, and designer Tom Hall; late in development Hall was replaced by Sandy Petersen and programmer Dave Taylor was added to the team. The music and sound effects were created by Bobby Prince.
Id Tech 4
id Tech 4, popularly known as the "Doom 3" engine, is a game engine developed by id Software and first used in the video game "Doom 3". The engine was designed by John Carmack. Carmack also created previous game engines, such as those for "Doom" and "Quake", which are widely recognized as significant advances in the field. This OpenGL-based game engine has also been used in "Quake 4", "Prey", "", "Wolfenstein", and "Brink".