The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 3DS plugins (34 members)
- 3rd Amateur GameboyTM Format Games Coding Competition (26 members)
- 4.1875KB Gameboy Advance Demo Game Competition (21 members)
- 4th Amateur GameboyTM Format Games Coding Competition (26 members)
- Action Games on GB (0 members)
- Action games on 3DS (41 members)
- Action games on DS (79 members)
- Action games on GB (63 members)
- Action games on GBA (53 members)
- Action games on PSP (63 members)
- Action games on Switch (15 members)
- Action games on Vita (70 members)
- Action games on Wii U (2 members)
- Action games on Xbox (9 members)
- Adventure Games on GB (0 members)
- Adventure games on 3DS (22 members)
- Adventure games on DS (69 members)
- Adventure games on GB (96 members)
- Adventure games on GBA (35 members)
- Adventure games on PSP (45 members)
- Adventure games on Switch (26 members)
- Adventure games on Vita (72 members)
- Adventure games on Wii U (1 member)
- Adventure games on Xbox (1 member)
- Arcade Games on GB (0 members)
- Arcade emulators on 3DS (1 member)
- Arcade emulators on DS (28 members)
- Arcade emulators on GBA (13 members)
- Arcade emulators on PSP (13 members)
- Arcade emulators on Switch (3 members)
- Arcade emulators on Vita (3 members)
- Arcade emulators on Xbox (5 members)
- Arcade games on 3DS (44 members)
- Arcade games on DS (139 members)
- Arcade games on GB (122 members)
- Arcade games on GBA (98 members)
- Arcade games on PSP (117 members)
- Arcade games on Switch (17 members)
- Arcade games on Vita (34 members)
- Arcade games on Wii U (7 members)
- Arcade games on Xbox (13 members)
- Article management (1 member)
- Articles needing cleanup (48 members)
- Back to Oldschool 2005 Kompo (3 members)
- Backup tools on Wii U (18 members)
- BitbitJAM 1 (1 member)
- BitbitJAM 2 (1 member)
- BitbitJAM 3 (6 members)
- BitbitJAM 4 (8 members)
- Board Games on GB (0 members)