The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 100% completion (16 members)
- 2D Universe (8 members)
- 3D Universe (18 members)
- 3D file formats (6 members)
- Abandoned Buildings (25 members)
- Abandoned Infrastructure (0 members)
- Abandoned Locations (4 members)
- Abandoned structures (3 members)
- Achievement navigation templates (6 members)
- Achievements/Trophies (0 members)
- Achievements/Trophies in GTA Chinatown Wars (0 members)
- Achievements/Trophies in GTA III (0 members)
- Achievements/Trophies in GTA IV (0 members)
- Achievements/Trophies in GTA Online (0 members)
- Achievements/Trophies in GTA San Andreas (0 members)
- Achievements/Trophies in GTA V (0 members)
- Achievements/Trophies in GTA Vice City (0 members)
- Achievements/Trophies in The Ballad of Gay Tony (0 members)
- Achievements/Trophies in The Lost and Damned (0 members)
- Achievements and Trophies (11 members)
- Achievements and Trophies in GTA Chinatown Wars (9 members)
- Achievements and Trophies in GTA III (45 members)
- Achievements and Trophies in GTA IV (52 members)
- Achievements and Trophies in GTA Online (49 members)
- Achievements and Trophies in GTA San Andreas (55 members)
- Achievements and Trophies in GTA V (45 members)
- Achievements and Trophies in GTA VI (0 members)
- Achievements and Trophies in GTA Vice City (44 members)
- Achievements and Trophies in The Ballad of Gay Tony (11 members)
- Achievements and Trophies in The Lost and Damned (6 members)
- Action films (24 members)
- Actors (79 members)
- Actors in GTA 2: The Movie (2 members)
- Actors in The Gamechangers (17 members)
- Administrators (3 members)
- Ads (1 member)
- Adult films (21 members)
- Adversary Modes (46 members)
- African-American Gangs (21 members)
- African Countries (10 members)
- Agricultural Companies (6 members)
- Agricultural vehicles (8 members)
- Air Races (48 members)
- Air Transport (0 members)
- Air transportation (4 members)
- Aircraft (10 members)
- Aircraft sizes in Hangars in GTA Online (4 members)
- Airlines (38 members)
- Airport vehicles (8 members)
- Airports (16 members)