Y PPA Manager - Y PPA Manager is a GUI tool to add, remove, purge, list and search for Launchpad PPAs.
GNOME Software - A application for installing apps and updates.
add-apt-key - This command line tool can be used to add a GPG key to your APT key ring.
Ninite - Ninite is the easiest way to install software.
Introduce PPA - The program saves you from having to open the console to add a new PPA.
Synaptic - Please take a minute to watch our video, it gives an overview of Synaptic's role in financial services.