The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Article management templates (3 members)
- Browse (5 members)
- Candidates for deletion (0 members)
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- Flags (25 members)
- Forums (6 members)
- General wiki templates (25 members)
- Help (4 members)
- Help desk (2 members)
- Hidden categories (3 members)
- Home (23 members)
- I18n modules (1 member)
- Image wiki templates (9 members)
- Images (28 members)
- Lists (3 members)
- Lua test suites (1 member)
- Module documentation (1 member)
- Noindexed pages (1 member)
- Organisation (0 members)
- Organization (22 members)
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- Pages with broken file links (5 members)
- Policy (0 members)
- Reports (6 members)
- Site administration (1 member)
- Site maintenance (3 members)
- Template documentation (44 members)
- Templates (12 members)
- Watercooler (4 members)
- Wiki skin images (12 members)