Headless Drupal refers to the approach of using Drupal as a content management system (CMS) without its front-end presentation layer. Instead of rendering HTML pages directly to the browser, a headless Drupal setup serves content through an API (Application Programming Interface), allowing developers to use their preferred front-end technologies, such as JavaScript frameworks like React, Angular, or Vue.js, to build the user interface.
Here's everything you need to know about headless Drupal: