Tiki CMS/Groupware, also known as TikiWiki, is a powerful web-based Groupware and Content Management System (CMS) using PHP, ADOdb and smarty. It can be used to create all sorts of web applications, sites, portals, intranets and extranets. For example you can use it as GeoCMS (Geospatial Content Management System) too. It's developed by a large number of contributors which forms the TikiWiki Community. WWW: http://tikiwiki.org/