DRUPAL

What is drupal? Drupal is a CMS program. Drupal is used to build web sites. It’s a highly modular.

It is extensible, standards-compliant, and strives for clean code and a small footprint. Drupal ships with basic core functionality, and additional functionality is gained by the installation of modules. Drupal is designed to be customized, but customization is done by overriding the core or by adding modules, not by modifying the code in the core. It also successfully separates content management from content presentation. Drupal can be used to build an Internet portal, a personal, corporate web

Site, an e-commerce site, a resource directory, an online newspaperman image gallery; and an Intranet, to mention only a few.

Drupal it’s a free software package that allows an individual or a community of users to easily publish, manage and organize a wide variety of content on a website. Tens of thousands of people and organizations are using Drupal to power scores of different web sites.

Drupal is only supports for PHP .But it’s runs in any platform.

For an example (Windows, Mac, Linux, UNIX) .Dupal is open source software so we can free download through internet.