The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Banpresto (Developer) (4 members)
- BaseSon (Developer) (2 members)
- Batman: Arkham (Series) (4 members)
- Battlefield (Series) (6 members)
- BeXide (Developer) (1 member)
- BeXide Inc. (Developer) (1 member)
- Beat 'em up (Genre) (41 members)
- Beatshapers (Developer) (1 member)
- Beatshapers (Publisher) (1 member)
- Bedlam Games (Developer) (1 member)
- Bedtime Digital Games (Developer) (1 member)
- Beenox (Developer) (9 members)
- Behaviour Interactive (Developer) (7 members)
- Behaviour Interactive Chile (Developer) (1 member)
- Behaviour Santiago (Developer) (4 members)
- Ben 10 (Series) (4 members)
- Bento (Developer) (1 member)
- Bergsala Lightweight (Developer) (1 member)
- Bethesda Game Studios (Developer) (3 members)
- Bethesda Softworks (Publisher) (14 members)