The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Achievement images (71 members)
- Achievements (6 members)
- Administration Building images (6 members)
- Building images (2 members)
- Buildings (2 members)
- Candidates for deletion (2 members)
- Candidates for speedy deletion (0 members)
- Character images (95 members)
- Character infoboxes without pronouns (0 members)
- Characters (16 members)
- Characters that can be married (10 members)
- Citation needed (0 members)
- Cleanup (1 member)
- Community (4 members)
- Copyright templates (12 members)
- Crafting Station (2 members)
- Crops (3 members)
- Crops images (14 members)
- Development team (22 members)
- Development team images (5 members)
- Disambiguations (0 members)
- Documentation templates (69 members)
- DynamicPageList tracking categories (8 members)
- Fish (3 members)
- Fish images (14 members)
- Food (36 members)
- Food images (66 members)
- Foraging achievements (12 members)
- Formatting templates (24 members)
- Front page sections (4 members)
- Guides (2 members)
- Hidden categories (21 members)
- Images (15 members)
- Images needing improvement (0 members)
- Infobox metatemplates (1 member)
- Infobox templates (6 members)
- Insect images (12 members)
- Item images (45 members)
- Items (12 members)
- Jade jobs (0 members)
- Jobs (7 members)
- Jobs assigned by Jade Washington (8 members)
- Jobs assigned by Miles Kelly (3 members)
- Jobs assigned by Rosie Martínez (3 members)
- Jobs assigned by Wyatt Jones (8 members)
- Jobs assigned by the Planetary Pioneer Administrator (1 member)
- Landmark images (2 members)
- Landmarks (4 members)
- Legal notices (3 members)
- Locations (4 members)