A content management builder that can be run on local computer, intranets and more commonly, on public web servers.

Drupal is a content management system builder initially created by Dries Buytaert

Drupal runs on LAMP and WAMP platforms

Blogs, forums, wikis, information portals and social networks can be built with Drupal. Drupal can be seen as a jack of all trades when used to power websites.

Due to an emphasis on modular code structures, a website running on Drupal can be extended to do everything although a considerable amount of time may need to be invested to maintain the benefits of its modular construction.