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.
LibreOffice, the free and open-source office suite releases 5.3 which, as per TDF blog post is the “one of the most feature-rich releases in the history of the application”.
Tor browser releases version 6.5.
Messenger for desktop is a wrapper app to the official Facebook client messenger.com.