Liferea RSS Client.
Liferea RSS client, the name is short for "Linux Feed Reader" and is a news aggregator for online news feeds.
It supports the major feed formats including RSS/RDF and Atom and can import and export subscription lists in OPML format.
Liferea is intended to be a fast, easy to use, and easy to install news aggregator for GTK+ that can be used with the GNOME desktop.
It should be noted that it works very well with Cinnamon desktop as well.