Macrium.Reflect
Disk cloning and imaging solution for free. Supports backup to local, network and USB drives as well as burning to all DVD formats.
https://www.macrium.com/reflectfree
Clonezilla
Is a partition and disk imaging/cloning program similar to True Image or Norton Ghost. It helps you to do system deployment, bare metal backup and recovery.
http://clonezilla.org/
Aomei.Backupper Standard
Backup entire hard disk (HDD), SSD or specified partitions to create an image file.Backup or sync your most important files and folders on a regular basis. Incremental/differential backups to save time and storage. Clone a smaller HDD to a larger HDD for disk upgrade, or clone HDD to SSD for better performance.
http://www.backup-utility.com/free-backup-software.html
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