- See also: Help:MediaWiki
The new MediaWiki logo, used since 2020.
The old MediaWiki logo. The brackets around the sunflower symbolise the way internal links are created when editing pages. It was used from 2003-2020.
MediaWiki is the software that runs the wikis on Wikimedia, Fandom, and many more wiki hosts. Originally created for Wikipedia, MediaWiki is an open-source PHP-based wiki engine now used to run thousands of sites.