The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Article management templates (4 members)
- Article stubs (1 member)
- Background (1 member)
- Blog posts (0 members)
- Books (6 members)
- Browse (4 members)
- Candidates for deletion (0 members)
- Candidates for speedy deletion (0 members)
- Category templates (4 members)
- Characters (17 members)
- Community (6 members)
- Content (1 member)
- Copyright (0 members)
- Creatures (2 members)
- Disambiguations (0 members)
- Door Puzzles (8 members)
- Exhibits (7 members)
- Files (1 member)
- Forums (6 members)
- General wiki templates (31 members)
- Groups (1 member)
- Help (5 members)
- Help desk (2 members)
- Hidden categories (1 member)
- Hiding places (1 member)
- Image wiki templates (9 members)
- Images (7 members)
- Infobox templates (10 members)
- Ixupi (14 members)
- Locations (5 members)
- Locatios (1 member)
- New pages (0 members)
- Organisation (0 members)
- Organization (8 members)
- Pages proposed for deletion (0 members)
- Pages with broken file links (0 members)
- Places (19 members)
- Policy (2 members)
- Puzzles (14 members)
- Site administration (4 members)
- Site maintenance (4 members)
- Template documentation (62 members)
- Templates (11 members)
- Texts (6 members)
- Watercooler (2 members)