The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Actors (258 members)
- Administration of this site (1 member)
- Alec Berg Scripts (18 members)
- Andy Ackerman Episodes (97 members)
- Andy Cowan Scripts (1 member)
- Andy Robin Scripts (17 members)
- Animals (6 members)
- Animators (1 member)
- Apartments (7 members)
- Art Wolff Episodes (2 members)
- Bill Masters Scripts (6 members)
- BlogListingPage (0 members)
- Blog posts (32 members)
- Bob Shaw Scripts (4 members)
- Books (1 member)
- Bosses (16 members)
- Bruce Eric Kaplan Scripts (4 members)
- Bruce Kirschbaum Scripts (4 members)
- Businesses (36 members)
- CC-BY-SA-3.0 images (3 members)
- CC-BY-SA files (1 member)
- Cafes (6 members)
- Candidates for deletion (0 members)
- Carol Leifer Scripts (9 members)
- Character Galleries (11 members)
- Character stubs (29 members)
- Character templates (1 member)
- Characters (367 members)
- Characters based on real people (1 member)
- Charlie Rubin Scripts (2 members)
- Christmas episodes (6 members)
- Comedians (40 members)
- Community (1 member)
- Content (4 members)
- Copyrighted Images (13 members)
- Cosmo Kramer (243 members)
- Crew (46 members)
- Cut Content (2 members)
- Dan O'Keefe Scripts (8 members)
- Darin Henry Scripts (5 members)
- Dates (4 members)
- David Mandel Scripts (12 members)
- David Owen Trainor Episodes (1 member)
- David Steinberg Episodes (3 members)
- Deceased (63 members)
- Directors (17 members)
- Disambiguations (16 members)
- Doctors (9 members)
- Don McEnery Scripts (2 members)
- Elaine's Boyfriends (34 members)