Feedburner is a web feed management system,
Official page: http://www.feedburner.google.com
Quote:FeedBurner was founded by #@$%!!! Costolo, Eric Lunt, Steve Olechowski, and Matt Shobe. Costolo is a University of Michigan graduate, and was CEO of Twitter from 2010 to 2015. FeedBurner provides custom RSS feeds and management tools to bloggers, podcasters, and other web-based content publishers.
Official page: http://www.feedburner.google.com