DOOM is a landmark 1993 first-person shooter video game by id Software. It is widely recognized for having popularized the first person shooter genre, pioneering immersive 3D graphics, networked multiplayer gaming, and support for customized additions and modifications via packaged files in a data archive known as "WADs". Active Linux Source Ports: Doom Legacy Doomsday Engine EDGE GZDoom ODAMEX PrBoom / PrBoom+ ReMooD Skulltag Vavoom ZDeamon