The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Box modules (1 member)
- CS1 français-language sources (fr) (2 members)
- CS1 maint: multiple names: authors list (1 member)
- CS1 maint: unfit URL (2 members)
- CS1 maint: url-status (3 members)
- CS1 Ελληνικά-language sources (el) (2 members)
- Citation Style 1 templates (1 member)
- Documentation assistance templates (3 members)
- Documentation shared content templates (1 member)
- Documentation templates (1 member)
- Hatnote modules (1 member)
- Infobox modules (2 members)
- Infobox templates (1 member)
- Inline spacing templates (1 member)