OPENddemo: joomla - wikipedia OPENddemo open source ddemo(s) Friday, March 23, 2012 joomla - wikipedia Joomla   is a  free  and  open source   content management system  (CMS) for publishing content on the  World Wide Web  and  intranets  and a  model–view–controller  (MVC) Web application framework  that can also be used independently. Joomla