WinToUSB will install and run the Windows operating system on a USB hard drive or USB flash drive, using an ISO image or CD/DVD drive as the installation source.
USBDeview is a small utility that lists all USB devices that are currently connected to your computer, as well as all USB devices that you previously used.
Rufus is a small Open Source utility that helps quickly format and creates bootable USB flash drives, such as USB keys/pen drives, memory sticks, etc. Rufus is now integrated with Fido to download Windows 10 and 8.1 ISOs from Microsoft servers. Video guide available.
Shortcut Virus Removal Tool is an efficient and user-friendly program specifically designed to combat the notorious shortcut virus that often infects USB drives and computers.
Deansbury is a comprehensive Windows Device Tree Viewer that provides you with the ability to explore and search the intricate structure of the Windows device tree.