This page is obsolete. It is being retained for archival purposes. It may document extensions or features that are obsolete and/or no longer supported. Do not rely on the information here being up-to-date.
MediaWiki is an open source collaboration and documentation platform used by Wikipedia and thousands of other projects. It is customizable to fit the needs of communities big and small.
HTML and CSS support, embedded media, optional Lua templates and VisualEditor.
Support for hundreds of languages and most scripts on Earth, as well as translation tools to crowdsource multilingual sites.
Ready for mobile devices and tablets.
Shape it to your needs with specialized extensions.
Tested and maintained as long as Wikipedia exists.
Open source, Wikimedia commitment to freedom.