The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Games with only Digital (PSN) version (GameID) (767 members)
- Gameshastra (Developer) (2 members)
- Gaming Minds Studios (Developer) (1 member)
- Gamoola Soft (Developer) (1 member)
- Ganbarion (Developer) (2 members)
- Gearbox Software (Developer) (6 members)
- Gelid Games (Developer) (1 member)
- Gelid Games (Publisher) (1 member)
- General Arcade (Developer) (1 member)
- Genki (Developer) (2 members)
- Genki (Publisher) (1 member)
- Genres (54 members)
- Ghost Games (Developer) (1 member)
- Ghostlight (Publisher) (3 members)
- Giant Sparrow (Developer) (1 member)
- Giants Software (Developer) (2 members)
- Go! Sports (Series) (1 member)
- God of War (Series) (4 members)
- Golden Axe (Series) (2 members)
- Golden Ruby Games (Developer) (1 member)