Drupal is a free software package that allows an individual, a community of users, or an enterprise to easily publish, manage and organize a wide variety of content on a website. Hundreds of thousands of people and organizations are using Drupal to power an endless variety of web sites, including
Drupal is open-source software distributed under the GPL ("GNU General Public License") and is maintained and developed by a community of thousands of users and developers. If you like what Drupal promises for you, please work with us to expand and refine Drupal to suit your specific needs.
There are quite a few well-known websites which are based on Drupal, here are a few:
See more Drupal-based websites at US & V.
A minimum base installation requires at least 3MB of disk space but you should assume that your actual disk space will be somewhat higher. For example, if you install many contributed modules and contributed themes, the actual disk space for your installation could easily be 40 MB or more (exclusive of database content, media, backups and other files).
Drupal has been deployed successfully on both Apache and IIS.
Apache (Recommended)
Drupal is being developed to be web server independent, but we have limited or no reports of successful use on web servers not listed here.
The total file size of your Drupal installation will depend on what you add to your site, but Drupal core files alone will take up approximately 2 to 3 MB uncompressed. The exact size depends on the version of Drupal you have installed.
Recommended: MySQL (or an equivalent such as MariaDB)
Drupal 6 supports MySQL 4.1 or higher.
Recommended: PHP 5.2.x
More information about the Drupal system requirements can be found on drupal.org.