The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Atlan Wiki (12 members)
- Atlan Wiki templates (9 members)
- Blog posts (0 members)
- Browse (9 members)
- Candidates for deletion (0 members)
- Coastal Atlan Dictionary (1 member)
- Coastal Atlan verbs (1 member)
- Disambiguations (0 members)
- Forums (6 members)
- General wiki templates (1 member)
- Help (3 members)
- Help desk (2 members)
- Images (0 members)
- Template documentation (28 members)
- Templates (28 members)
- Watercooler (2 members)