id Software is an American video game developer that pioneered 3D graphics technology in games. Founded by John Carmack, John Romero, and others, id created Wolfenstein 3D, Doom, and Quake, establishing the first-person shooter genre.
Founding and Philosophy
id Software formed in 1991 with a focus on technical innovation. John Carmack’s engine programming combined with John Romero’s game design created influential titles.
Key Games
id Software created foundational FPS games:
- Commander Keen (1990): Side-scrolling platformer
- Wolfenstein 3D (1992): First popular FPS
- Doom (1993): Defined the FPS genre
- Quake (1996): First true 3D FPS
- Quake III Arena (1999): Multiplayer-focused
Technical Legacy
id’s engines influenced all 3D games:
- BSP trees and visibility determination
- Texture mapping and lighting
- Network multiplayer architecture
- Engine licensing business model
Open Source Contributions
id has released source code for older engines:
- Wolfenstein 3D, Doom, Quake engines
- Enabled learning and derivative works
- Established pattern of open-sourcing older games
id was acquired by ZeniMax Media in 2009 and later became part of Xbox Game Studios through Microsoft’s acquisition.