Drupal is created especially for CMS or content management system. The platform is backed by various developers and is certainly written in PHP.
Drupal development is surely a budget friendly platform as the source code is available free of cost in this platform saving your pocket on the budget.
With Drupal development, you can manage corporate web apps, portal based apps and also backend.
Searches on the internal site content can be conducted along with revision and categorization and posting content.