Dropbox
Dropbox – a free cross-platform client for storing files in the cloud
Yandex.Disk
Yandex.Disk – free and open source graphical utility that you can use to set up a connection to Yandex.Disk on Linux
Tixati
Tixati – free torrent client with advanced torrent control for Linux and Windows
Transmission
Transmission – free and open source, cross-platform BitTorrent client
FrostWire
FrostWire is a free and open source, multi-platform torrent client and download manager with the ability to search and play media files
Deluge
Deluge – free and open source, lightweight cross-platform BitTorrent client
QuiteRSS
QuiteRSS is a free and open source, cross-platform software for reading RSS/Atom news feeds
RSS Guard
RSS Guard is a free and open source, simple but powerful news feed reader with support for web services
Raven Reader
Raven Reader is a free and open source, multi-platform and simple news reader
Winds
Winds is a free and open source RSS aggregator, a software for searching and listening to podcasts