The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Florida (0 members)
- Formatting and function templates (5 members)
- Formatting templates (7 members)
- Forum badges (7 members)
- Forum templates (1 member)
- France (17 members)
- Freeway (1 member)
- GR (1 member)
- Gas Station (5 members)
- German-Deutsch (4 members)
- Global (3 members)
- Graphic templates (2 members)
- Graphics templates (1 member)
- Guideline properties (0 members)
- Hatnote templates (3 members)
- Hatnote templates documentation (1 member)
- Hawaii (0 members)
- Hidden categories (8 members)
- Hidden tags (1 member)
- IPhone (1 member)
- IPhone Instructions (0 members)
- ISO date templates (1 member)
- Icons (14 members)
- Idaho (0 members)
- Illinois (0 members)
- Image required (6 members)
- Image with comment templates (1 member)
- Images (1 member)
- Improper wiki style (0 members)
- Incomplete templates (8 members)
- Index (18 members)
- India (0 members)
- Indiana (0 members)
- Indonesia (0 members)
- Info required (6 members)
- Infobox templates (2 members)
- Inline cleanup templates (2 members)
- Inline templates (1 member)
- Internal link maintenance templates (2 members)
- Internal link templates (8 members)
- Iowa (0 members)
- Ireland (0 members)
- Italia (5 members)
- Italy-Italia (1 member)
- JP (19 members)
- JP-EditorInterface (1 member)
- JP-Menu (7 members)
- JP-lmMenu (1 member)
- JP-mpMenu (3 members)
- Junction (13 members)
- Kansas (0 members)
- Kategorie (0 members)
- Kentucky (0 members)
- Lang templates (3 members)
- Language Templates (1 member)
- Latvia (1 member)
- Latvijas Veidnes (15 members)
- Linking templates (3 members)
- List formatting templates (2 members)
- List templates (1 member)
- Live Map (0 members)
- Lock (2 members)
- Locking standards (16 members)
- Louisiana (0 members)
- Luxembourg (0 members)
- Maine (0 members)
- Maintenance navigation (2 members)
- Maintenance templates (14 members)
- Major revision 1/14/15 (1 member)
- Major revision 1968-07-03 (1 member)
- Major revision 2014/12/29 (2 members)
- Major revision 2014/12/30 (2 members)
- Major revision 8/5/71 (1 member)
- Make Subpage (0 members)
- Malaysia (2 members)
- Map Raid (1 member)
- Mapraid (29 members)
- Mapraid Images (1 member)
- Mapraid JerseyShore images (12 members)
- Mapraid LA images (18 members)
- Mapraid Ohio Image (15 members)
- Mapraid SC Beachcomber (11 members)
- Mapraid images (4 members)
- Maryland (0 members)
- Mass Edits (1 member)
- Massachusetts (1 member)
- Mathematical function templates (1 member)
- Mbox templates (14 members)
- Mega map raid (1 member)
- Mentoring (3 members)
- Michigan (0 members)
- Minnesota (0 members)
- Missing Documentation (0 members)
- Missing Template Documentation (80 members)
- Mississippi (0 members)
- Missouri (0 members)
- Montana (0 members)
- Move to new Mbox format (2 members)
- Místa (0 members)
- Namespace manipulation templates (1 member)