Drupal is an open source content management framework driving more than 1,000,000 websites. It is adopted as the primary Content Management System by the European Commission or the French and Australian governement.
The first release was launched in 2001, it is now maintained by more than 100,000 enthusiast contributors that are building it on top of robust tools and PHP standards.
When shall I use Drupal?→A brief comparison of other solutions
preparing for the next launch
currently in orbit
Wanna be part of it?Contribution 101→
Modules are providing most of the time a single feature. They can work on their own or collaborate with other ones.
Distributions are a well tested assembly of projects (modules, themes) dedicated to a specialized use case.