BeyondTrust PowerBroker Desktops Client for Windows 6.7

Free

Provides data containment by cryptographically binding data to a group of users.

Free

This program is a tool for optimizing your system's performance.

Create several virtual desktops and place different open applications on them.

SpeedswitchXP - CPU frequency control for notebooks running Windows XP

Program to create and customize multiple desktops, as in Linux.