Liferea is a web feed reader/news aggregator that brings together all of the content from your favorite subscriptions into a simple interface that makes it easy to organize and browse feeds.
NewsFlash
Духовный преемник FeedReader
Feeds
Feeds is a minimal RSS/Atom feed reader built with speed and simplicity in mind.
Raven Reader
Простое приложение для чтения RSS, созданное с использованием Electron и vue.js.