Drupal

Drupal is called the advanced portal getting wrapped with the collaborative book, search engine friendly URLs, full content search, online help, site watching, threaded comments, version control, blogging, aggregator, news and so on.

Drupal core is the standard released version containing the basic features aptly fit to the ones common to CMS like registering of the user account and its maintenance, menu management, RSS feeds, customizing the page design and administering the system. The installation of the Drupal Core is used as a brochureware website, a web forum, single or multi user blog or community website.

As of November 2010, more than 7000 free community add-ons (widely famous as contrib modules) become available for alterations and extensions of Drupal's core features and to add new ones or customize its behavior and outlook.

Because of the plug-ins extendable behavior and modular designing, Drupal is often mentioned as Content Management Framework. It is also mentioned as a web application framework since it fits to the generally accepted feature requirements for the frameworks of these kinds.

Since Drupal lets the users enjoy the innovative programming interface for developers, the users are not required to have grip over the programming skills for installation and administration. It runs well on any computing platform capable of running PHP 4.4.0 or above (including Apache, IIS, Lighttpd, and nginx) and the database like MySQL, PostgreSQL or SQLite).