The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Stubs (392 members)
- Templates imported from Wikipedia (14 members)
- Templates with bad documentation (0 members)
- Templates with no documentation (0 members)
- Typing-aid templates (6 members)
- Under Night In-Birth (1 member)
- Under Night In-Birth/Characters (12 members)
- Unga (20 members)
- Verification Needed (226 members)