- Art and culture WikiProjects
- Cultural Partnership WikiProjects – Entertainment WikiProjects – Food and drink WikiProjects – Game-related WikiProjects – Media WikiProjects – Performing arts WikiProjects – Religion-related WikiProjects – Sports-related WikiProjects – Visual arts WikiProjects
- Geographical WikiProjects
- Africa-related WikiProjects – Americas WikiProjects – Asia-related WikiProjects – Europe-related WikiProjects – Oceania WikiProjects – Polynesia-related WikiProjects – South America-related WikiProjects
- History and society WikiProjects
- Biography WikiProjects – Business and economics WikiProjects – Education WikiProjects – Law WikiProjects – Military and warfare WikiProjects – Politics WikiProjects – Regional history WikiProjects – Social science WikiProjects – Toy-related WikiProjects – Travel WikiProjects – Women-related WikiProjects
- Science, technology, and engineering WikiProjects
- Biology WikiProjects – Chemistry WikiProjects – Environment WikiProjects – Geosciences WikiProjects – Health WikiProjects – Mathematics WikiProjects – Meteorology WikiProjects – Outer space WikiProjects – Physics WikiProjects – Technology WikiProjects – Time WikiProjects – Transport WikiProjects