Drupal is a free and open-source content management system (CMS) written in PHP that provides a powerful platform for building a variety of websites, from personal blogs to enterprise applications. Drupal is well-known for its flexibility, scalability, and extensibility, making it a popular choice for developers and organizations seeking a robust web content management solution.
For more explanation on this video: https://www.linuxhelp.com/how-to-install-drupal-cms-on-oracle-linux-9-3