MirrorBackup.net - Mirror Backup protects from data loss by continuously monitoring files and folders, and backing them up to the cloud or a local drive when they change.
Clonezilla - Clonezilla is a suite of software that's designed to allow you to back-up and image new hard drives with your data.
Dshutdown - Utilities freeware by Dimio, DShutdown, DSynchronize, HDHacker, DTaskManager and DSpeech
Macrium Reflect - Macrium Software - the creators of Macrium Reflect backup, imaging and cloning software.
AnyBackup - AnyBackup is designed to keep two pools of volumes in sync with one another.
AOMEI Backupper - AOMEI Backupper is a software created to help a person backup, restore, clone, and sync their entire Windows system.