Clonezilla - Clonezilla is a suite of software that's designed to allow you to back-up and image new hard drives with your data.
Carbon Copy Cloner - Carbon Copy Cloner (CCC) features an interface designed to make the cloning and backup procedure...
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.
Duplicati - Free backup software to store backups online with strong encryption. Works with FTP, SSH, WebDAV, OneDrive, Amazon S3, Google Drive and many others.
Balena Etcher - Flash OS images to SD cards & USB drives, safely and easily.
Get Backup Pro - Get Backup Pro is a highly advanced program for the Mac OS X users using which they can keep their data organized and safe all the time.