The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Achievement images (16 members)
- Arm and shield icons (9 members)
- Arm and shield images (9 members)
- Aura images (8 members)
- Blunderbuss icons (8 members)
- Blunderbuss images (8 members)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Chain and blade icons (9 members)
- Chain and blade images (10 members)
- Citation needed (0 members)
- Cleanup (0 members)
- Community (5 members)
- Copyright templates (12 members)
- Curse images (27 members)
- Devil Slayer Raksasi Wiki (9 members)
- Dialogue images (7 members)
- Disambiguations (0 members)
- Documentation templates (3 members)
- Formatting templates (19 members)
- Front page sections (4 members)
- Gameplay (8 members)
- Guides (1 member)
- Hidden categories (0 members)
- Images (23 members)
- Images needing improvement (0 members)
- Infobox templates (2 members)
- Item images (7 members)
- Legal notices (3 members)
- Longsword icons (11 members)
- Longsword images (11 members)
- 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 (1 member)
- Polearm icons (9 members)
- Polearm images (10 members)
- Relic images (208 members)
- Resource images (1 member)
- Skill images (8 members)
- Sledgehammer icons (10 members)
- Sledgehammer images (10 members)
- Status images (30 members)
- Stubs (1 member)
- Template documentation (48 members)
- Templates (16 members)
- Templates with bad documentation (0 members)
- Templates with no documentation (0 members)
- Trial token images (15 members)
- Twin arms icons (9 members)
- Twin arms images (9 members)
- Unattributed files (0 members)
- User groups (17 members)
- Videos (0 members)
- Weapon icons (7 members)
- Weapon images (7 members)
- Wiki maintenance (14 members)
- Wiki skin images (3 members)