Foremost is a professional forensic recovery program to discover and recover files. Foremost can work directly on a drive or on image files, such as those generated by dd, Safeback, Encase, etc. The headers and footers are specified by a configuration file, so you can pick and choose which headers you want to look for. Developed by the United States Air Force Office of Special Investigations, foremost has been opened to the general public.....(free).....