FileZilla is a free and open-source, cross-platform FTP, FTPS, SFTP client with sleek graphical UI and all needed features.
Stacer is A System Monitoring and Clean Up Utility for Ubuntu.
Tor browser releases version 6.5.
Messenger for desktop is a wrapper app to the official Facebook client messenger.com.
Handbrake, the free and open source video converter is capable of converting videos from modern file formats.