The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- A New Reign (112 members)
- Adminship Requests (4 members)
- Adminship requests (0 members)
- Adventure Mode (31 members)
- Always Available (98 members)
- Amulets (1 member)
- Ancient Pseudoscience Filter (5 members)
- Ancient Tab (15 members)
- Ancient Tier 1 (12 members)
- Ancient Tier 2 (7 members)
- Animals (39 members)
- Apparel (31 members)
- Aquatic Mobs (18 members)
- Area of Effect (25 members)
- Armor (41 members)
- Armour Filter (19 members)
- Article management templates (36 members)
- Article stubs (24 members)
- Articles need revision (181 members)
- Articles to be clarified (0 members)
- Articles to be deleted (1 member)
- Articles to be expanded (120 members)
- Articles to be merged (0 members)
- Articles to be split (0 members)
- Articles to be verified (37 members)
- Articles using improper tone (8 members)
- Articles using instructional language (42 members)
- Articles using second-person pronouns (2 members)
- Articles with missing item infobox stack value (50 members)
- Audio (312 members)
- Backpacks (10 members)
- Beefalo Foods (5 members)
- Beefalo Riding Filter (4 members)
- Belongings Icons (248 members)
- Biomes (55 members)
- Birds (17 members)
- Blog posts (967 members)
- Blueprint Exclusive (7 members)
- Boats (9 members)
- Books (0 members)
- Books Tab (0 members)
- Boss Dropped Items (75 members)
- Boss Monsters (35 members)
- Bottle Exchange Filter (4 members)
- Brightsmithy Filter (11 members)
- Brightsmithy Filters (1 member)
- Browse (1 member)
- Buildings (1 member)
- Bureaucrat requests (0 members)
- Can harvest (1 member)