MediaWiki wiki

A MediaWiki wiki is a wiki powered by MediaWiki. In fact this very wiki is also a MediaWiki wiki.

Finding MediaWiki wikis
Well-known MediaWiki wikis operated by Wikimedia include Wikipedia, Wikimedia Commons and Wikidata.

For more wikis see Sites using MediaWiki.

Creating your own MediaWiki wiki
See Manual:Installing MediaWiki.

Extending your MediaWiki wiki
See Category:Extensions.

What other wiki software is there?
See List of wiki software and Comparison of wiki software.