Hirens BootCD - Hirens BootCD is a powerful, all-in-one boot disk utility that will help you resolve and make reformatting your computer easily.
Acronis Cyber Protect Home Office - (Formerly Acronis True Image) Complete protection for your digital life
Rescatux - Rescatux is a GNU/Linux rescue cd (and eventually also Windows) but it is not like other rescue...
Clonezilla - Clonezilla is a suite of software that's designed to allow you to back-up and image new hard drives with your data.
Ultimate Boot CD - The last Boot CD you'll ever need. You need the Ultimate Boot CD if you want to:
Easeus Disk Copy - EaseUS is a suite of data recovery and protection software designed to bring back files that have been lost, destroyed or accidentally deleted and protect existing files from suffering the same fate.