MediaWiki

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.

Set up and run MediaWiki

• Download, install and configure MediaWiki
• Add functionality by installing extensions
• Problems? See errors and symptoms and FAQ
• Don't own a server? Find hosting services
• Get professional development and consulting
• Join MediaWiki Stakeholders user group

Edit and use MediaWiki

• Learn how to navigate
• Learn how to edit a page
• Learn more about reading, editing, and personal customization

Develop and extend code

New to development? Already a developer?

• Visit the Wikimedia Developer Portal

Get help and contribute

• Cannot find the answer to a problem with MediaWiki? Ask the support desk!
• Get involved as a translator, designer, documentation writer, tester, tech ambassador, or developer
• Report wrong software behavior or a feature proposal

News

2022-10-26 to 2022-10-28

SMWCon Fall 2022 (hybrid event)

2022-07-08

Maintenance release: MediaWiki 1.37.4

2022-06-30

MediaWiki 1.35.7, 1.37.3 and 1.38.2 security releases are now available.

2022-06-15

The Wikimedia Developer Portal has launched: Discover Wikimedia's technical areas and how to contribute!

2022-06-03

MediaWiki 1.36.x versions are now end of life.

More news