Omnom, which has the advantage of being able to read any kind of online content, not just RSS/Atom (it can read from APIs, scrape sites, etc). It's extensible a

Omnom, which has the advantage of being able to read any kind of online content, not just RSS/Atom (it can read from APIs, scrape sites, etc). It's extensible and configured in Ruby: https://github.com/tombenner/omnom https://github.com/tombenner/omnom