The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)- Actors (3 members)
- Alien Ships (21 members)
- Aliens (8 members)
- Americans (47 members)
- Animals (2 members)
- Antagonists (4 members)
- Appearance templates (5 members)
- Article management templates (4 members)
- Article stubs (40 members)
- BlogListingPage (0 members)
- Blog posts (4 members)
- Book and magazine publishers (2 members)
- Books (10 members)
- Browse (2 members)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Cast and crew (3 members)
- Category templates (3 members)
- Characters (93 members)
- Characters by Nationality (4 members)
- Chinese (4 members)
- City (16 members)
- Comic book publishers (2 members)
- Comics (2 members)
- Comics writers (2 members)
- Community (6 members)
- Companies (5 members)
- Composers (3 members)
- Content (4 members)
- Copyright (0 members)
- Country (14 members)
- Crew (10 members)
- Data retrieval templates (1 member)
- Deceased (25 members)
- Destroyed City (9 members)
- Disambiguations (0 members)
- ESD Vehicles (4 members)
- ESD weapons (7 members)
- Earth Space Defense (12 members)
- Earth Space Defense personnel (10 members)
- English People (3 members)
- Events (13 members)
- Fair use images (2 members)
- Films (4 members)
- Flag template system (1 member)
- Flags (14 members)
- Forums (6 members)
- French People (3 members)
- Games (4 members)
- General wiki templates (30 members)