Wikia are wiki communities creating free content with the MediaWiki software. These are hosted for free by Wikia, Inc., the company which runs the project. Anyone is free to start a new Wikia in accordance with the Wikia creation policy and terms of use.

Wikicities was founded by Angela Beesley and Jimmy Wales in October 2004. It celebrated its first birthday on November 2, 2005.

News about the site can be found at news and press releases. See also the reasons to use Wikia, what Wikia is not, and then explore or browse the site.