Drupal is a Free open source project.Drupal is written in PHP,Drupal is used for organisation of various types of content and material of webmasters,Drupal is also used as an avid customizable tool and utility,it is also used to manage website material of the webmaster.
as said Drupal is Free to use and download,but is is essential for your hosting company to support the Drupal Application.
The Following companies Support Drupal:
