MediaWiki is a collaboration and documentation platform brought to you by a vibrant community.

The MediaWiki software is used by tens of thousands of websites and thousands of companies and organisations . It powers Wikipedia and also this website. MediaWiki helps you collect and organise knowledge and make it available to people. It's powerful, multilingual , free and open , extensible, customisable, reliable, and free of charge. Find out more and if MediaWiki is right for you .

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2024-05-03 to 2024-05-05: Wikimedia Hackathon 2024 in Tallinn, Estonia.
2024-04-17 to 2024-04-19: MediaWiki Users and Developers Conference 2024 in Portland, OR (USA). ( View livestream )
2024-03-28: MediaWiki 1.39.7, 1.40.3 and 1.41.1 security releases are now available.
2023-12-21: MediaWiki 1.41.0 is now available.; MediaWiki 1.35.x versions are now end of life.; MediaWiki 1.35.14, 1.39.6 and 1.40.2 security releases are now available.