The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Characters (6 members)
- Comic (1 member)
- Cosmology (16 members)
- Detriche (1 member)
- Evergreen (2 members)
- Imported vocabulary (8 members)
- Pages with broken file links (1 member)
- Pages with ignored display titles (3 members)
- Stoneheart (9 members)
- TTRPG (10 members)
- Visual Novel (1 member)