ShoutWiki

ShoutWiki is a free wiki hosting service (also known as a wiki farm) from the United Kingdom. Officially registered in England and Wales (as ShoutWiki Limited), all ShoutWiki hosted sites are powered by the MediaWiki wiki engine. ShoutWiki is known for its various unique MediaWiki extensions (including social tools), along with their ports of various skins (many created from WordPress skins). Many of ShoutWiki's staff members are also MediaWiki developers. See [ http://www.shoutwiki.com/ ShoutWiki's website] or [ http://www.shoutwiki.com/wiki/Project:About ShoutWiki's about page on ShoutWiki] to find out more about ShoutWiki in general. ShoutWiki also has [ https://gerrit.wikimedia.org/r/#/admin/groups/285 its own Gerrit group] which consists of ShoutWiki staff developers.

Extensions
ShoutWiki uses many extensions used by Wikimedia sites, in addition to their own custom extensions. The source code for most of these ShoutWiki custom extensions can be found at [ https://phabricator.wikimedia.org/diffusion/ Wikimedia's git repository] (the official MediaWiki git). See for a list of extensions written by ShoutWiki.

As of August 2022, ShoutWiki is available with the option of fifteen (15) skins.

Backups and database dumps
There are backups for some of the ShoutWiki wikis by WikiTeam at the Internet Archive WaybackMachine located at Archive.org.

As of 6 June 2012, there are instant database dumps available for individual wikis. See here.