Welcome to MediaWiki.org
MediaWiki is a free and open source software wiki package written in PHP, originally for use on Wikipedia. It is now used by several other projects of the non profit Wikimedia foundation and by many other wikis, including this website, the home of MediaWiki.
Use the on the left below to explore the site contents. You'll find some content translated into other languages, but the primary documentation language is English.For general questions about MediaWiki see the communication page or ask At the support desk.
- IN 2017-12-12
- MediaWiki 1.30.0 release is now available
- IN 2017-11-14
- MediaWiki 1.29.2, 1.28.3, 1.27.4 security releases ares now available.
- MediaWiki 1.29.1 bug-fixed release is now available