The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- BlogListingPage (0 members)
- Browse (6 members)
- CC-BY-SA files (0 members)
- CC-BY files (0 members)
- CC-SA files (0 members)
- Candidates for deletion (0 members)
- Conditional copyrighted free use files (0 members)
- Copyright tags (11 members)
- Copyrighted free use files (1 member)
- Fair use files (0 members)
- Files requiring attribution (0 members)
- Files with unknown copyright status (0 members)
- Forums (6 members)
- GAL BLADDER SURGERY COMPLICATED BY LEAKING BILE AROUND THE HEART (1 member)
- GFDL files (0 members)
- GPL files (0 members)
- Help (0 members)
- Help desk (2 members)
- Hidden categories (2 members)
- Image wiki templates (1 member)
- Pages with broken file links (0 members)
- Policy (1 member)
- Public domain files (1 member)
- Stubs (1 member)
- Uploaded files (10 members)
- Watercooler (2 members)