Diodon is a simple clipboard manager for GNOME with application indicator support. Aiming to be the best integrated clipboard manager for the Gnome/GTK+ desktop.
Diodon features include a panel indicator, Unity Scope allows searching history, clipboard sync and a zeitgeist integration for an infinite clipboard history.
Diodon also supports images and plugins and it does just what a clipboard manager should do. If you would like more features (e.g. edit history)
To install Diodon just run the following commands via your systems Terminal.
sudo apt-add-repository ppa:diodon-team/stable
sudo apt-get update
sudo apt-get install diodon
And for all Unity users there is also a scope
sudo apt-get install unity-scope-diodon
That's all enjoy.