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

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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 organizations. It powers Wikipedia and also this website. MediaWiki helps you collect and organize knowledge and make it available to people. It's powerful, multilingual, free and open, extensible, customizable, reliable, and free of charge. Find out more and if MediaWiki is right for you.

Set up and run MediaWiki

Develop and extend code

New to development? Already a developer?

Get help and contribute

News

2022-06-30
Security MediaWiki 1.35.7, 1.37.3 and 1.38.2 security releases are now available.
2022-06-15
Maintenance update The Wikimedia Developer Portal has launched: Discover Wikimedia's technical areas and how to contribute!
2022-06-06
Maintenance update Maintenance release: MediaWiki 1.38.1
2022-06-03
Maintenance update MediaWiki 1.36.x versions are now end of life.
2022-06-02
Release MediaWiki 1.38.0 is now available.
2022-03-31
Security MediaWiki 1.35.6, 1.36.4 and 1.37.2 security releases are now available.

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