The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Achievement images (10 members)
- Achievements (1 member)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Characters (10 members)
- Citation needed (0 members)
- Cleanup (0 members)
- Community (5 members)
- Copyright templates (10 members)
- Crafting (1 member)
- Disambiguations (0 members)
- Documentation templates (47 members)
- Enemies (1 member)
- Formatting templates (21 members)
- Images (2 members)
- Images needing improvement (0 members)
- Infobox templates (2 members)
- Items (0 members)
- Legal notices (3 members)
- Locations (22 members)
- Lore (5 members)
- Media (2 members)
- Notes (152 members)
- Notice templates (13 members)
- Pages to be merged (0 members)
- Pages to be moved (0 members)
- Pages with broken file links (3 members)
- Stations (17 members)
- Stubs (0 members)
- Survivors (29 members)
- Templates (14 members)
- Templates with bad documentation (0 members)
- Templates with no documentation (0 members)
- The Final Station (16 members)
- The Final Station Wiki (6 members)
- The Final Station images (16 members)
- The Only Traitor (31 members)
- Unattributed files (0 members)
- User groups (14 members)
- Videos (0 members)
- Weapons (4 members)
- Wiki maintenance (13 members)
- Wiki skin images (8 members)