'''Visuals:''' The common corporate logo at the time, with the letters "{{color|gold|{{Font|Times New Roman|'''id'''}}}}" overlapping each other and "{{color|gold|SOFTWARE}}" below. There is also "{{color|gold|INC}}" at the tail of the logo.
'''Technique:''' None.A {{SectionMisuse|Technique}}still, digital graphic.
'''Audio:''' None.
'''Availability:''' Only seen on 3DO ports of ''Doom'' and ''Wolfenstein 3D''.
===2nd Logo (December 9, 1997-September 11, 1998)===
{{YouTube|id=ecATrFMRFaU}}
'''Visuals:''' On a {{color|saddlebrown|brown}} rusted steel background ([https://tcrf.net/images/a/a4/Quake_Consoleback-final.png similar to the console's texture from the first ''Quake'']), the id logo ("id" in a box) gets punched in on the background a little bit at a time. First the top part of the "i", then the bottom part of the "d", thensuddenly the rest of the "i" and "d", then the top part of the "d", thenand finally the lower left corner.
'''Technique:''' CGI was possibly used for the base logo, and simplistic cuts may have been used for the animation.
'''Availability:''' Seen on ''Quake II'' for PC, alongside on its two official mission packs "The Reckoning" and "Ground Zero".
===3rd Logo (September 30, 1999)===
[[File:Id Software (1999, B&W).png|center|350px]]
'''Visuals:''' On a black background, there is the "'id' in a box" logo in white. The logo has black faded smudges and creases.
'''Technique:''' None.A {{SectionMisuse|Technique}}still graphic.
'''Audio:''' None.
'''Availability:''' Appears on the [[PlayStation]] version of ''Quake II''.
===4th Logo (December 2, 1999-October 10, 2000)===
'''Availability:''' Seen on the original PC and [[Sega Dreamcast|Dreamcast]] versions of ''Quake III Arena''.
===5th Logo (December 18, 2000-October 18, 2005)===
{{YouTube|id=nSKzGmP0mmo|id2=DB0RFH0ecg8}}
'''Visuals:''' The camera moves across a laboratory full of evil-looking equipment, tubes, gauges and steam knobs (a la [[LTI Gray Matter]]). The machinery seems to be attached to a large breathing organ with the "id" logo, now {{color|gold|yellow}}, carved on it, which wethe bumpcamera bumps into. The organ then dims, becoming less visible.
'''Variant:''' In ''Quake III: Team Arena'', the logo fades out.
'''Availability:''' Seen on ''Quake III: Team Arena'', ''Doom 3'' and ''Quake 4'', as well the [[PlayStation#PlayStation 2 (PS2)/PSX|PS2]] and [[Xbox]] versions of ''Return to Castle Wolfenstein''.
===6th Logo (November 19, 2001)===
'''Visuals:''' On a black background with rain falling to the ground, the white "'id' in the box" with the faded smudges is superimposed on the background with "an" above and "software game" below. The words are white as well.
'''Technique:''' None.A {{SectionMisuse|Technique}}still, 3D graphic.
'''Audio:''' The opening theme of the game.
'''Availability:''' Seen on ''Return to Castle Wolfenstein'' for PC.
===7th Logo (August 18, 2009-)===
{{YouTube|id=4DJoPN8Jvao}}
'''Visuals:''' The sequence starts with a {{color|red}} image of what appears to be a medical shot of a human head from the side. The image begins to exfoliate and parts of it zooming, as the camera moves through the brain cortex, which already turns {{color|blue}}. Then the camera moves along the {{color|blue}} nerve through a network of other nerves, and towards the shining node. When wethe bumpcamera bumps it, it shows the id Software logo.
'''Variants:'''
'''Availability:''' Seen on ''Rage'', ''Wolfenstein'' (2009), ''Doom 3: BFG Edition'', ''Wolfenstein: The New Order'', ''Wolfenstein: The Old Blood'', ''Doom (2016)'', the free-to-play ''Quake Champions'', the 2019 [[Nerve Software|Nerve]] ports of the classic ''Doom'' games, and ''Doom Eternal''.
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