The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- A to Z (2 members)
- Admin (1 member)
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- Andi Cruz/Getting Started fanon (1 member)
- Animals (2 members)
- Antagonists (4 members)
- Article stub (4 members)
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- Articles (5 members)
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- Browse (14 members)
- Bureacrat (1 member)
- Candidates For Deletion (8 members)
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- Cast (5 members)
- Character articles (2 members)
- Character galleries (6 members)
- Characters (38 members)
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- Children (2 members)
- Christmas episodes (1 member)
- Clean Up (1 member)
- Clips (1 member)
- Creator Article Galleries (1 member)
- Creatures (4 members)
- Crew (19 members)
- Crew articles (1 member)
- Crew galleries (2 members)
- Criminals (1 member)
- Directors (5 members)
- Disambiguations (0 members)
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- Episode Galleries (1 member)
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- Episodes (79 members)
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- Fanon (7 members)
- Fanon:Season 2 fanon (1 member)
- Fanon:Time to go to Mars fanon (1 member)
- Fanon layout fanon (1 member)
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- Females (8 members)
- Forums (6 members)
- Future-Worm! (1 member)
- Future Objects (1 member)