RSS (Really Simple Syndication) is a type of web feed that allows users to access updates to websites in a standardized, computer-readable format. RSS is commonly used to publish frequently updated content such as blog entries, news headlines, audio, and video. In the context of Drupal, RSS is used to syndicate content from a Drupal website to other websites or applications.

RSS feeds are generated by Drupal using the Syndication module. This module allows users to create RSS feeds for any content type, including nodes, comments, taxonomy terms, and users. The RSS feed can be customized to include specific fields, such as title, body, author, and date. The RSS feed can also be filtered by content type, language, and other criteria.

Once the RSS feed is generated, it can be accessed by other websites or applications. This allows users to subscribe to the RSS feed and receive updates whenever new content is added to the Drupal website. RSS feeds are also used by search engines to index content from a Drupal website.

RSS is a powerful tool for syndicating content from a Drupal website. It allows users to easily access updates to the website and ensures that content is indexed by search engines.