The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Airships (10 members)
- Blog posts (0 members)
- Browse (7 members)
- Candidates for deletion (0 members)
- Disambiguations (0 members)
- Empires (7 members)
- Help (0 members)
- Images (2 members)
- Land Vehicles (5 members)
- Magic (5 members)
- Movecraft (3 members)
- Ships (12 members)
- Template documentation (26 members)
- Templates (25 members)
- Tutorial (7 members)
- War (3 members)