Unstoppable Copier is a free portable corrupted file recovery software tool that allows you to recover files from hard drives, flash drives, CDs/DVDs and other media disks that have physical damage or are starting to go bad. I.
Roadkils Undelete is a Portable File Recovery tool that can be used to recover deleted files from your local and portable hard drives or flash drives. It can recover most files as long as the drive has not been reformatted.
PhotRec is a free portable data recovery utility. It can be used to recover files including video, pictures or photos (hence the name), documents and archived files from hard disks, removable storage devices and even CDs.
Data Recovery is a software tool that allows you to easily recover lost and accidentally deleted files. It can even be used to recover files that have been deleted from the recycle bin.