For nearly two decades, Drupal has been the preferred CMS tool for Enterprise Level Systems and Intranet Applications. Scalability, Flexibility, Ease of use, no licensing cost, enhanced features, global acceptability, etc. all these encapsulate the reasons for the popularity of Drupal amongst the Content Management Systems (CMS) available online. Drupal, WordPress, and Joomla are all built on PHP +MySQL and are Open-source platforms.