Simple plugin that lets you duplicate your existing widgets in just one click.

Simple clone widget plugin add a 'Clone this!'' link of every widget. Simply click 'Clone it!' to make a copy of the widget.

Sidebar Content Clone is a WordPress plugin that allows you to clone all widgets from one sidebar area to another sidebar area by one click.

Adds possibility to create clickable widget for external and internal links. Support Widget Clone, Widget Background, user CSS Classes, Auxiliary color mark and Quick show/hide options!