The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Article management templates (4 members)
- Article stubs (0 members)
- BlogListingPage (0 members)
- Blog posts (0 members)
- Browse (4 members)
- Buyable blueprint (2 members)
- Candidates for deletion (4 members)
- Candidates for speedy deletion (0 members)
- Cargo (4 members)
- Cargo bay (2 members)
- Category templates (3 members)
- Characters (1 member)
- Community (6 members)
- Content (1 member)
- Copyright (0 members)
- Disambiguations (0 members)
- Drill (29 members)
- Drill Part (33 members)
- Drill center blueprint (2 members)
- Drill part (46 members)
- Easter egg (1 member)
- Engine (25 members)
- Fan (26 members)
- Fan Upgrades (2 members)
- Files (2 members)
- Forums (6 members)
- General wiki templates (34 members)
- Help (5 members)
- Help desk (3 members)
- Hidden categories (3 members)
- How to Level him up (1 member)
- How to get forge card (1 member)
- Http://mrmine.com/index.php?r=72207232838147 (1 member)
- Image wiki templates (9 members)
- Images (6 members)
- Infobox templates (9 members)
- Isotope (1 member)
- Isotopes (1 member)
- Items (2 members)
- L (1 member)
- Level 1 drill part (1 member)
- Level 3 drill part (1 member)
- Level 4 drill part (1 member)
- Lll (1 member)
- Llllll (1 member)
- Miner upgrade (0 members)
- Mineral (3 members)
- Mineral images (15 members)
- Minerals (17 members)
- Monsters (2 members)
- New pages (0 members)
- Organisation (0 members)
- Organization (9 members)
- Outdated (1 member)
- Pages proposed for deletion (0 members)
- Pages with broken file link (0 members)
- Pages with broken file links (2 members)
- Pages with non-numeric formatnum arguments (1 member)
- Policy (2 members)
- Possibly out of date (39 members)
- Resource (1 member)
- Resources (1 member)
- Seasonal event (1 member)
- Site administration (4 members)
- Site maintenance (5 members)
- Template documentation (60 members)
- Templates (11 members)
- Underground City (2 members)
- Update (1 member)
- Videos (0 members)
- Watercooler (2 members)