The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- User cmn (5 members)
- User cmn-1 (0 members)
- User cmn-2 (0 members)
- User cmn-3 (0 members)
- User cmn-4 (0 members)
- User cmn-N (0 members)
- User en (5 members)
- User en-1 (0 members)
- User en-2 (0 members)
- User en-3 (0 members)
- User en-4 (0 members)
- User en-N (1 member)
- User es (5 members)
- User es-1 (0 members)
- User es-2 (0 members)
- User es-3 (0 members)
- User es-4 (0 members)
- User es-N (0 members)
- User fr (5 members)
- User fr-1 (0 members)
- User fr-2 (0 members)
- User fr-3 (0 members)
- User fr-4 (0 members)
- User fr-N (0 members)
- User ja (5 members)
- User ja-1 (1 member)
- User ja-2 (0 members)
- User ja-3 (0 members)
- User ja-4 (0 members)
- User ja-N (0 members)
- User pt (5 members)
- User pt-1 (0 members)
- User pt-2 (0 members)
- User pt-3 (0 members)
- User pt-4 (0 members)
- User pt-N (0 members)
- User qhx-CSharp-4 (1 member)
- User qhx-JS-2 (1 member)
- User qhx-Kotlin-N (1 member)
- User qhx-Nix-3 (1 member)
- User qhx-Rust-1 (1 member)
- User qhx-Wikitext-3 (1 member)
- User ru (5 members)
- User ru-1 (0 members)
- User ru-2 (0 members)
- User ru-3 (0 members)
- User ru-4 (0 members)
- User ru-N (0 members)
- Users by language (7 members)
- Wikitext wizards (1 member)