The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Achievement images (60 members)
- Achievements (62 members)
- Armor (1 member)
- Boarding (1 member)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Citation needed (0 members)
- Cleanup (0 members)
- Community (4 members)
- Copyright templates (10 members)
- Disambiguations (0 members)
- Documentation templates (3 members)
- Faction icons (15 members)
- Factions (6 members)
- Formatting templates (22 members)
- Guns (4 members)
- Hidden categories (10 members)
- Icons (9 members)
- Images (5 members)
- Images needing improvement (0 members)
- Infobox templates (3 members)
- Legal notices (3 members)
- Logos (1 member)
- Man O' War: Corsair (14 members)
- Man O' War: Corsair Wiki (7 members)
- Mechanics (4 members)
- Media (2 members)
- Melee weapons (13 members)
- Notice templates (15 members)
- Pages to be merged (0 members)
- Pages to be moved (0 members)
- Pages with broken file links (0 members)
- Ports (52 members)
- Quests (1 member)
- Races (9 members)
- Screenshots (18 members)
- Sea Monsters (1 member)
- Shields (9 members)
- Ship combat (1 member)
- Ship icons (33 members)
- Ship images (30 members)
- Ships (39 members)
- Stubs (49 members)
- Template documentation (47 members)
- Templates (14 members)
- Templates with bad documentation (0 members)
- Templates with no documentation (0 members)
- Trading (1 member)
- Unattributed files (0 members)
- User groups (12 members)