fancy dd
Diskrescue is a tool to verify and/or recover as much data as possible from failed disks. The idea is to read all sectors of a disk and let the disk reallocate bad or soon to be bad sectors. While the disk is being read it can clone the data to a file or another disk.
Homepage: https://github.com/conformal/diskrescue/wiki
Maintainer: Laurent Fanis <laurent.fanis@gmail.com>