This section provides an overview of what drupal-7 is, and why a developer might want to use it.
It should also mention any large subjects within drupal-7, and link out to the related topics. Since the Documentation for drupal-7 is new, you may need to create initial versions of those related topics.
To begin building any Drupal website, you first need to install Drupal. Many different combinations of operating systems (Linux, Windows, Mac OS X), web servers (Apache, IIS, Nginx), and databases (MariaDB/MySQL, PostgreSQL, SQLite) support Drupal.