The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Administration (1 member)
- Candidates for deletion (0 members)
- Candidates for speedy deletion (0 members)
- Community (5 members)
- Concept art (33 members)
- Copyright templates (10 members)
- Disambiguations (0 members)
- Documentation templates (49 members)
- Formatting templates (21 members)
- General wiki templates (1 member)
- Images (3 members)
- Infobox templates (1 member)
- Legal notices (3 members)
- Media (2 members)
- Notice templates (13 members)
- Pages to be merged (0 members)
- Pages with broken file links (0 members)
- Pending deletion (0 members)
- Stasis (5 members)
- Stasis Wiki (6 members)
- Stubs (0 members)
- Templates (15 members)
- Templates with bad documentation (0 members)
- Templates with no documentation (0 members)
- User groups (5 members)
- User images (1 member)
- Videos (1 member)
- Wiki maintenance (9 members)
- Wiki skin images (6 members)