id: Apache Software Foundation

Doom from id Software and many Apogee games were distributed as shareware.

Doom ( typeset as DOOM in official documents ) is a 1993 science fiction horror-themed first-person shooter video game by id Software.

On June 26, 2009, John Carmack released Doom Resurrection, a new game developed by Escalation Studios for iOS and published by id Software.

The development of Doom started in 1992, when John D. Carmack developed a new 3D game engine, the Doom engine, while the rest of the id Software team finished the Wolfenstein 3D prequel, Spear of Destiny.

Many years later these alpha versions were sanctioned by id Software because of historical interest ; they reveal how the game progressed from its early design stages.

In a press release dated January 1, 1993, id Software had written that they expected Doom to be " the number one cause of decreased productivity in businesses around the world ".

The game's popularity prompted Bill Gates to briefly consider buying id Software, and led Microsoft to develop a Windows 95 port of Doom to promote the operating system as a gaming platform.

Several to-be professional game designers started their careers making Doom WADs as a hobby, among them Tim Willits, who later became the lead designer at id Software.

When, three years later, 3D Realms released Duke Nukem 3D, a tongue-in-cheek science fiction shooter based on Ken Silverman's technologically similar Build engine, id Software had nearly finished Quake, its next-generation game, which mirrored Dooms success for the remainder of the 1990s and significantly reduced interest in its predecessor.

Heretic is a dark fantasy first-person shooter video game created by Raven Software, published by id Software, and distributed by GT Interactive in 1994.

Hexen: Beyond Heretic ( styled as HeXen: Beyond Heretic ) is a dark fantasy first-person shooter video game developed by Raven Software, published by id Software, and distributed by GT Interactive beginning on September 30, 1995.

* Official Hexen webpage at id Software

Hexen II is a first-person shooter developed by Raven Software from 1996 to 1997, published by id Software and distributed by Activision.

* Official website from id Software

This is the only Heretic / Hexen video game that is unrelated to id Software, apart from its role as engine licenser.

id: Maxis Software

QuakeC is an interpreted language developed in 1996 by John Carmack of id Software to program parts of the video game Quake.

The QuakeC source to the original id Software Quake game logic was published in 1996 and used as the basis for modifications like capture the flag and others.

As is their custom to do with nearly everything they make, id Software released the source of qcc, their QuakeC compiler, along with the original QuakeC code in 1996.

In 1999 when id Software released the code from Quake's engine under the GPL, the workings of the bytecode interpreter were examined and new QuakeC compilers were released, such as J. P. Grossman's qccx and a new version of FrikQCC.

The game is neither a sequel to Doom 3 nor a new beginning of the franchise and it will use the company's new id Tech 5 engine.

The advance from id Software's previous game Wolfenstein 3D was enabled by several new features in the Doom engine:

Using a modified id Tech 2 engine, the game features a mix of a third-person camera with a first-person shooter's action, making for a new gaming experience at the time.

The practice of using graphics engines from video games arose from the animated software introductions of the 1980s demoscene, Disney Interactive Studios ' 1992 video game Stunt Island, and 1990s recordings of gameplay in first-person shooter ( FPS ) video games, such as id Software's Doom and Quake.

" Released the following year, id Software's Doom included the ability to record gameplay as sequences of events that the game engine could later replay in real-time.

The game was developed by id Software and featured music composed by Sonic Mayhem and Front Line Assembly.

After the IHV fiasco id Software released a beta of the game called Quake III Arena Test on April 24, 1999.

For networking, id Tech 3 uses a " snapshot " system to relay information about game " frames " to the client over UDP.

The bot Hunter appears on magazine covers in the later id game Doom 3.

Quake II is a first-person shooter computer game developed by id Software and distributed by Activision.

The deathmatch game benefited from the release of eight specifically designed maps that id Software added after the game's initial release.

Quake is a first-person shooter video game that was released by id Software.

Quake was given as a title to the game that id Software was working on shortly after the release of Doom II.

Commander Keen is a series of video games developed by id Software in the early 1990s.

Although developed by id, most of the Commander Keen games were published by Apogee Software, an already established DOS shareware game publisher.

John Romero was later contacted by Scott Miller of Apogee, who, after seeing some of id's work, advanced the team $ 2, 000 for the development of Commander Keen, starting a profitable business relationship that would last until id Software self-published Doom.

* Commander Keen ( Game Boy Color ) at id Software

Carmack was the lead programmer of the id computer games Commander Keen, Wolfenstein 3D, Doom, Quake, Rage and their sequels.

He wrote many of the tools used at id Software to create their games, including DoomEd ( level editor ), QuakeEd ( level editor ), DM ( for deathmatch launching ), DWANGO client ( to connect the game to DWANGO's servers ), TED5 ( level editor for the Commander Keen series, Wolfenstein 3D and Spear of Destiny ), IGRAB ( for grabbing assets and putting them in WAD files ), the installers for all the games up to and including Quake, the SETUP program used to configure the games, and several others.

* Paul Steed was a leading artist on the Wing Commander series and went on to serve as an art lead for id Software on the Quake series.

* Dangerous Dave in Copyright Infringement, 1990, DOS, EGA, non-published ( the demo that launched Commander Keen and id Software )

Commander Keen is the main character in a series of computer games developed by id Software in the early 1990s, which were successful at replicating the side-scrolling action of the NES Super Mario Bros. games in DOS.

The first instance of the " No-Clip " code probably came from id Software's popular game series, Commander Keen.

As a side note, it was at this time that Miller contacted key members at Softdisk ( a monthly software magazine delivered on floppy disks to subscribers ) who later formed id Software, and convinced them to make Commander Keen as a shareware game to be released through Apogee, which proved to be an outstanding success, and led id Software to become an independent studio.

For music and sound effects, id Software hired Bobby Prince who had previously scored Wolfenstein 3D and worked on the Commander Keen games.