Drupal /ˈdruːpəl/ is a free and open-source web content management framework written in PHP and distributed under the GNU General Public License. Drupal provides a back-end framework for at least 2.3% of all websites worldwide – ranging from personal blogs to corporate, political, and government sites. Systems also use Drupal for knowledge management and for business collaboration.
Drupal makes it possible to build anything. From Time-Clocks to Time-Banks; Time-Trackers to Kanbans; Contact Relationship Management (CRM) Systems; Online-Stores with integrated Google-Pay and Square-Checkouts; News-Feed Aggregators; Blogging-Platforms; Social-Networks; Classifed-Ad SItes... You name it, Drupal can do it, Droplet can build it.
Drupal.org has a large community of users and developers who provide active community support by coming up with new updates to help improve the functionality of Drupal. As of January 2017 more than 105,400 users are actively contributing.