The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Auxiliary templates (8 members)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Citation needed (0 members)
- Cleanup (0 members)
- Community (5 members)
- Copyright templates (10 members)
- Descendant buildings (11 members)
- Descendant units (19 members)
- Descendants (2 members)
- Descendants campaign (10 members)
- Disambiguations (0 members)
- Documentation templates (52 members)
- Drones (2 members)
- Eaggra (4 members)
- Eaggra buildings (7 members)
- Eaggra campaign (7 members)
- Eaggra heroes (4 members)
- Eaggra spells (6 members)
- Eaggra units (13 members)
- Formatting templates (30 members)
- Front page sections (0 members)
- General wiki templates (1 member)
- Hidden categories (0 members)
- Image and media templates (1 member)
- Images (575 members)
- Images needing improvement (0 members)
- Infobox templates (5 members)
- Inventions (9 members)
- Legal notices (3 members)
- Marine buildings (11 members)
- Marine leaders (3 members)
- Marine units (17 members)
- Marines (3 members)
- Marines campaign (11 members)
- Media (2 members)
- Meta templates (2 members)
- Navbox templates (16 members)
- Navigation templates (1 member)
- Notice templates (13 members)
- Obblinox (4 members)
- Obblinox buildings (7 members)
- Obblinox campaign (7 members)
- Obblinox heroes (4 members)
- Obblinox spells (4 members)
- Obblinox units (12 members)
- Overlord buildings (12 members)
- Overlord spells -Tha'Roon (6 members)
- Overlord spells - Obblinox (4 members)
- Overlord units (17 members)