Tab Duplicator 1.2

Tab Duplicato‪r‬ is an application that helps you manage the tabs of Safari. This extension for Safari places an add-on button on the toolbar and enables you to quickly and conveniently duplicate the currently selected tab. There is no need for context menus or copying and pasting.

Also, with the right button, you will have a key to duplicate all the tabs and open them in a new window. You can activate the extension easily from the Safari preferences menu.