The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Ability icons (40 members)
- Achievement images (114 members)
- Arcs (73 members)
- Book of Laws (0 members)
- Building backgrounds (108 members)
- Building images (105 members)
- Buildings (106 members)
- Buildings that use Steam Cores (18 members)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Cargo declaring templates (3 members)
- Cargo query templates (1 member)
- Cargo storing templates (3 members)
- Cargo templates (3 members)
- Character images (6 members)
- Citation needed (0 members)
- Cities (6 members)
- City images (7 members)
- Classes (3 members)
- Cleanup (0 members)
- Community (4 members)
- Concept art (10 members)
- Copyright templates (10 members)
- Development (2 members)
- Disambiguations (0 members)
- Documentation templates (3 members)
- Event images (356 members)
- Events (64 members)
- Expansions (5 members)
- FP images (15 members)
- Fan Content (1 member)
- Formatting templates (33 members)
- Fpbox images (11 members)
- Front page sections (4 members)
- Frostpunk (21 members)
- Frostpunk: Beyond the Ice (1 member)
- Frostpunk Wiki (11 members)
- Game mechanics (21 members)
- Guides (11 members)
- Hidden categories (0 members)
- Icons (5 members)
- Images (20 members)
- Images needing improvement (0 members)
- Infobox images (14 members)
- Infobox part templates (7 members)
- Infobox templates (7 members)
- Infographics (1 member)
- Infoicons (1 member)
- Law images (97 members)
- Laws (102 members)