MediaWiki is a collaboration and documentation platform brought to you by a vibrant community.
Photo of participants of the Wikimedia Hackathon 2019
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.
- Download, install and configure MediaWiki
- Add functionality by installing extensions
- Problems? See Errors and symptoms and FAQ
- Don't own a server? See Hosting services
- Get professional development and consulting
- Join MediaWiki Stakeholders user group
New to development?
Already a developer?
- Interact with content by using the Action API or Web API
- Read the developer docs or visit the developer hub
- Cannot find the answer to a problem with MediaWiki? Ask the Support desk!
- Get involved as a translator, designer, documentation writer, tester, tech ambassador, …
- Report wrong software behavior or a feature proposal
2021-06-23
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MediaWiki 1.31.15, 1.35.3 and 1.36.1 security releases are now available.
2021-05-28
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MediaWiki 1.36.0 is now available.
2021-05-21 to 2021-05-23
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Wikimedia Remote Hackathon 2021 (online)
2021-05-20
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#mediawiki IRC support channel is moving from Freenode to Libera Chat.
2021-04-08
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MediaWiki 1.31.14 maintenance release is now available.
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MediaWiki 1.31.13 and 1.35.2 security releases are now available.
2021-04-01
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MediaWiki has a new logo.
2021-05-28
2021-05-21 to 2021-05-23
2021-05-20
2021-04-08
2021-04-01
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