This is a directory of WikiProjects, including metrics on each project's activity, lists of active participants, and related WikiProjects. Find a project using the links below!

To include a WikiProject in the directory, place the main project page in a subcategory of Category:WikiProjects by topic. Note that the bot that updates this directory is currently not maintained; information may be inaccurate or not present.

A user is counted as a participant in a WikiProject if they have made at least two edits to the WikiProject's page, its talk page, or any subpages thereof within a rolling 90-day period.

All WikiProjects

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