The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Blazing Sails (9 members)
- Blazing Sails Wiki (9 members)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Citation needed (0 members)
- Cleanup (0 members)
- Community (5 members)
- Copyright templates (12 members)
- Disambiguations (0 members)
- Documentation templates (3 members)
- Formatting templates (18 members)
- Front page sections (6 members)
- Guides (2 members)
- Hidden categories (0 members)
- Images (3 members)
- Images needing improvement (0 members)
- Infobox templates (2 members)
- JA translation (10 members)
- Legal notices (3 members)
- Logos (1 member)
- Media (2 members)
- Navigation templates (3 members)
- Notice templates (15 members)
- Pages to be merged (0 members)
- Pages to be moved (0 members)
- Pages with broken file links (0 members)
- Resources (0 members)
- Resources/ja (0 members)
- Screenshots (5 members)
- Ship Upgrades (0 members)
- Ship Upgrades/ja (0 members)
- Ships (0 members)
- Stubs (4 members)
- Template documentation (46 members)
- Templates (18 members)
- Templates with bad documentation (0 members)
- Templates with no documentation (0 members)
- Unattributed files (0 members)
- User groups (18 members)
- Videos (0 members)
- Weapons (0 members)
- Weapons/ja (0 members)
- Wiki maintenance (14 members)
- Wiki skin images (8 members)