PhpWiki is a WikiWikiWeb clone in PHP. A WikiWikiWeb is a site where anyone can edit the pages through an HTML form. Multiple storage backends, dynamic hyperlinking, themeable, scriptable by plugins, full authentication, ACL's.
ePubExport is a Mediawiki extension for export wiki pages in epub format for offline reading in supported electronic readers or tablets.
WPCleaner is a small portable tool designed to help on maintenance tasks (mainly disambiguation and check) on Wikipedia. Source code has been moved to github https://github.com/WPCleaner/wpcleaner