The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Albums (6 members)
- Andy Songs (31 members)
- Between Wind and Water (Album) (14 members)
- Blog posts (0 members)
- Bones in the Ocean (Album) (8 members)
- Books (2 members)
- Browse (7 members)
- Candidates for deletion (0 members)
- Characters (2 members)
- Cures What Ails Ya(Album) (7 members)
- Dave Songs (12 members)
- Dave songs (1 member)
- Disambiguations (0 members)
- Episodes (2 members)
- Events (2 members)
- Help (0 members)
- Images (2 members)
- Items (2 members)
- JD Songs (20 members)
- Locations (2 members)
- Longest Johns Original (2 members)
- Longest Johns Originals (8 members)
- Quests (2 members)
- Robbie Songs (16 members)
- Robbie songs (1 member)
- Songs (108 members)
- TLJ Original (8 members)
- Template documentation (26 members)
- Templates (27 members)
- Templates/Infobox (8 members)
- Templates/Navbox (1 member)
- Templates/Quote (1 member)
- Traditional (69 members)
- Videos (4 members)
- Written in Salt (Album) (13 members)
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