Windows Explorer

Website/Download: http://www.microsoft.com/windows/
License: Freeware
OS: Windows
Latest Version: 7.0
Publisher's description:
Windows Explorer is an application that is part of modern versions of the Microsoft Windows operating system that provides a graphical user interface for accessing the file systems. It is the component of the operating system that presents the user interface on the monitor and enables the user to control the computer. It is sometimes referred to as the Windows GUI shell, or simply Explorer.