The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Actors (0 members)
- Albums (1 member)
- Article management templates (3 members)
- Article stubs (3 members)
- Band members (0 members)
- BlogListingPage (0 members)
- Blog posts (1 member)
- Browse (4 members)
- Candidates for deletion (6 members)
- Cast (13 members)
- Category templates (3 members)
- Characters (17 members)
- Community (4 members)
- Content (2 members)
- Copyright (1 member)
- Disambiguations (0 members)
- Episodes (24 members)
- Flight of the Conchords (8 members)
- Flight of the Conchords (TV series) (0 members)
- Flight of the Conchords (radio series) (0 members)
- Forums (6 members)
- Galleries (61 members)
- General wiki templates (24 members)
- Help (6 members)
- Help desk (2 members)
- Hidden categories (2 members)
- Image wiki templates (9 members)
- Images (1 member)
- Interwiki link templates (2 members)
- Link templates (1 member)
- New Zealand (1 member)
- Organisation (8 members)
- Pages with broken file links (6 members)
- Policy (3 members)
- Season One Episodes (12 members)
- Season Two Episodes (10 members)
- Site administration (3 members)
- Site maintenance (3 members)
- Song Blurb Templates (40 members)
- Songs (46 members)
- Templates (10 members)
- Videos (48 members)
- Watercooler (3 members)
- Websites (1 member)