The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Alien Artifacts (1 member)
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- Browse (6 members)
- Candidates for deletion (0 members)
- Disambiguations (0 members)
- Elements (1 member)
- Episodes (6 members)
- Governments (1 member)
- Help (0 members)
- Holograms (1 member)
- Hostile Species (2 members)
- Humans (12 members)
- Images (2 members)
- Kaylon (1 member)
- Krill Starship Classes (2 members)
- Moclans (5 members)
- Moons (1 member)
- Planetary Union Admirals (2 members)
- Planetary Union Captains (1 member)
- Planetary Union Members (3 members)
- Planetary Union Officers (9 members)
- Planetary Union Planets (3 members)
- Planetary Union Starship Classes (1 member)
- Planetary Union Starships (4 members)
- Planets (3 members)
- Pre-25th Century (1 member)
- Seasons (1 member)
- Species (7 members)
- Starships (3 members)
- Stations (1 member)
- Technology (2 members)
- Template documentation (9 members)
- Templates (6 members)
- USS Orville (ECV-197) Crew (11 members)
- Xelayans (1 member)