The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Keyboardcat (1 member)
- License Templates (2 members)
- Living cat (69 members)
- Logos (1 member)
- Lt (1 member)
- Lt-2 (1 member)
- Male (33 members)
- Milly (2 members)
- Minuet (1 member)
- Munchkin (4 members)
- No (1 member)
- No-4 (1 member)
- Orange (18 members)
- Oriental Shorthair (2 members)
- Pages with broken file links (1 member)
- Pages with ignored display titles (141 members)
- Pages with short description (54 members)
- Persian (1 member)
- Personal Ownership (7 members)
- Pictures taken from Flickr (1 member)
- Poland (2 members)
- Russia (2 members)
- Self-published work (16 members)
- Siamese (2 members)
- Snowshoe (1 member)
- Spain (1 member)
- Speculation (4 members)
- Sphinx (1 member)
- Stubs (33 members)
- Sv (1 member)
- Sv-N (1 member)
- Tabby cat (3 members)
- Tuxedo (4 members)
- Ukraine (1 member)
- United Kingdom (4 members)
- United States (24 members)
- Unknown Copyright Images (5 members)
- UploadWizard templates (1 member)
- Uploaded with UploadWizard (93 members)
- Vietnam (1 member)
- White (13 members)
- White Cat (1 member)
- Wikimedia UI icons (2 members)