Cairo Shell is a Windows desktop environment created to replace the old taskbar and start menu. Developed by Cairo Development Team
License: Free
VirtuaWin is an open source virtual desktop manager for Microsoft Windows systems. It allows the user to organize applications over several virtual desktops, providing the multiple-desktop feature present in Linux system to Windows users. Developed by Johan Piculell, Steven Phillips
License: Open Source
Cairo Shell is a lightweight and customizable application that focuses on providing a minimalistic desktop environment with support for virtual desktops, while VirtuaWin is a more feature-rich, open-source solution that offers extensive configuration options and multiple virtual desktops. Cairo Shell is ideal for users seeking simplicity and efficiency, whereas VirtuaWin caters to those who need more control and customization.