The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Blog posts (0 members)
- Browse (7 members)
- Candidates for deletion (1 member)
- Currency (3 members)
- Disambiguations (0 members)
- Factory Items (5 members)
- Fanfiction (1 member)
- Gameplay Guides (2 members)
- Help (0 members)
- Images (1 member)
- Item (1 member)
- Item Pages (1 member)
- Items (40 members)
- Machines (4 members)
- Miscellaneous (2 members)
- Obsolete (1 member)
- Out of how much its worth (1 member)
- Resources (19 members)
- Template documentation (27 members)
- Templates (27 members)
- Weapons (17 members)