The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Article management templates (4 members)
- Article stubs (1 member)
- Artistic-2 (1 member)
- BlogListingPage (0 members)
- Blog posts (0 members)
- Browse (5 members)
- CC (1 member)
- Candidates for Deletion (Image naming) (1 member)
- Candidates for Deletion (No fair use rationale) (1 member)
- Candidates for Deletion (Poor filename) (1 member)
- Candidates for Deletion (Unofficial image) (1 member)
- Candidates for Deletion (Wikipedia page text copy) (1 member)
- Candidates for deletion (0 members)
- Candidates for speedy deletion (0 members)
- Category redirects (0 members)
- Category templates (3 members)
- Characters (1 member)
- Community (6 members)
- Content (1 member)
- Copyright (0 members)
- Copyrighted (1 member)
- Disambiguations (0 members)
- Endings (1 member)
- Episodes (1 member)
- FAL (1 member)
- FS (1 member)
- Fair use (3 members)
- Female (5 members)
- Files (2 members)
- Flags (1 member)
- Forums (6 members)
- GFDL (1 member)
- GNU (1 member)
- GPL (1 member)
- General wiki templates (34 members)
- Help (5 members)
- Help desk (2 members)
- Hidden categories (3 members)
- IX (2 members)
- Image wiki templates (9 members)
- Images (4 members)
- Images/commons (1 member)
- Images/noedit (1 member)
- Images/non free (3 members)
- Infobox templates (12 members)
- LGPL (1 member)
- M3 the dark metal (1 member)
- M3 the dark metal Characters (12 members)
- M3 the dark metal Episodes (22 members)
- Macross Wiki (2 members)