From PortableApps: VirtuaWin is a virtual desktop manager that allows you to have up to nine independent virtual desktops with independent application windows open. Portable VirtuaWin application was designed to be a simple, easy use yet still highly configurable and extensible virtual desktop manager. Virtual desktops are very common in the Unix community and once getting used to this, it is very hard to manage without it. It is a virtual desktop manager lets you organize applications over several virtual desktops. Virtual desktops are very common in Unix/Linux, and once you get accustomed to using them, they become an essential part of a productive workflow.
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