Hirens BootCD - Hirens BootCD is a powerful, all-in-one boot disk utility that will help you resolve and make reformatting your computer easily.
Dism++ - Dism++ is a free portable Windows optimizer and manager.
Ultimate Boot CD - The last Boot CD you'll ever need. You need the Ultimate Boot CD if you want to:
NTLite - The Ultimate Windows Customization Tool
Rufus - Rufus is a piece of software that allows you to transform a portable drive, like a flash drive or other USB drives, into a bootable drive that can be used for a variety of purposes. Read more about Rufus.
Winbuilder - "WinBuilder is an engine designed to build and customize boot disks (Live CDs) based on...