The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Article management templates (1 member)
- Blog posts (0 members)
- Broadcast (7 members)
- Browse (9 members)
- Candidates for deletion (0 members)
- Characters (43 members)
- Characters with undetermined genders (11 members)
- Disambiguations (0 members)
- Episodes (54 members)
- Females (10 members)
- Forums (6 members)
- Help (3 members)
- Help desk (2 members)
- Images (0 members)
- Lovebirds (4 members)
- Main Characters (4 members)
- Males (13 members)
- Minor Characters (25 members)
- Objects (15 members)
- Quinn's Inventions (7 members)
- Recurring Characters (7 members)
- Season 1 (26 members)
- Season 2 (27 members)
- Series (13 members)
- Template documentation (28 members)
- Templates (32 members)
- Videos (2 members)
- Watercooler (2 members)