The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Androids (3 members)
- Anime (1 member)
- Blog posts (1 member)
- Browse (8 members)
- Candidates for deletion (0 members)
- Chapters (69 members)
- Characters (54 members)
- Coils (2 members)
- DAB Members (1 member)
- Deceased (10 members)
- Disambiguations (0 members)
- Episodes (13 members)
- Females (16 members)
- Grendel Members (4 members)
- Help (0 members)
- Hotel Yasogami Employees (4 members)
- Humans (28 members)
- Images (1 member)
- Islero Members (3 members)
- Locations (3 members)
- Males (28 members)
- Manga (1 member)
- Media (3 members)
- Music (4 members)
- NTE Employees (2 members)
- Organizations (5 members)
- Pages with broken file links (3 members)
- Recovery Agents (3 members)
- Recovery House Members (5 members)
- Robots (1 member)
- Screenshots (2 members)
- Template documentation (27 members)
- Templates (32 members)
- Transportation (1 member)
- Videos (3 members)