Linux: 
Copyright (C) 2011-2016 QuiteRSS Team quiterssteam@gmail.com
QuiteRSS is a open-source cross-platform RSS/Atom news feeds reader written on Qt/C++
Idea: Quite fast and comfortable to user
Links:
- Website: http://quiterss.org
- Git repository: https://github.com/QuiteRSS/quiterss
- Issue tracker: https://github.com/QuiteRSS/quiterss/issues
- Translations: https://www.transifex.com/projects/p/quiterss/
- Jabber conference: quiterss@conference.jabber.ru