The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Adult (1 member)
- Adults (8 members)
- Animals (5 members)
- Article management templates (1 member)
- Article stubs (0 members)
- Blog posts (0 members)
- Browse (8 members)
- Candidates for deletion (0 members)
- Characters (30 members)
- Children (14 members)
- Deceased (6 members)
- Disambiguations (0 members)
- Episodes (11 members)
- Female (8 members)
- Gingers (14 members)
- Help (0 members)
- Heroes (11 members)
- Images (2 members)
- Locations (8 members)
- Male (20 members)
- Objects (6 members)
- Orphans (13 members)
- Outsiders (13 members)
- Parrots (4 members)
- Prisoners (12 members)
- Seniors (2 members)
- Songs (8 members)
- Template documentation (31 members)
- Templates (34 members)
- Templates/Context-link (6 members)
- Templates/Infobox (7 members)
- Templates/Navbox (1 member)
- Templates/Notice (1 member)
- Templates/Quote (2 members)
- Unnamed (9 members)
- Villains (6 members)