Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
VirtuaWin - VirtuaWin is a virtual desktop manager for the Windows operating system (Win9x/ME/NT/Win2K/XP/Win2003/Vista/Win7/Win10). A virtual desktop manager lets you organize applications over several virtual desktops (also called 'workspaces').
Double Commander - Double Commander is a cross-platform open source file manager with two panels side by side.
Sysinternals Desktops - Desktops allows you to organize your applications on up to four virtual desktops.
XYplorer - File Manager for Windows
9Desks - up to nine virtual desktops