The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- April Fools (1 member)
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- Browse (1 member)
- Candidates for deletion (0 members)
- Disambiguations (0 members)
- Games (8 members)
- Help (0 members)
- Images (0 members)
- Obstacles (1 member)
- Powerups (6 members)
- Questions (1 member)
- Reaction Questions (9 members)
- Template documentation (0 members)
- Templates (0 members)
- The Impossible Qatar series (0 members)