Screen Saver
From: http://www.displaylink.com/support/tools.php#download
DisplayLink have partnered with Actual Tools to bring you the best multiple monitor software on the market.
From: http://www.displayfusion.com/Compare/
DisplayFusion will make your multi-monitor life much easier. With powerful features like Multi-Monitor Taskbars, TitleBar Buttons and fully customizable Functions, DisplayFusion will make managing your multiple monitors easy. Take a look at some of the features below to learn how DisplayFusion can help you!