ACDSee - ACDSee is an image viewer that uses very little system resources, and it has a small, sleek size that won't take up much space on your system.
Recuva - Accidentally deleted an important file? Lost files after a computer crash?
digiKam - Professional Photo Management with the Power of Open Source
Disk Drill by Cleverfiles - Recover any type of deleted files in Windows & Mac including Office documents, messages, and media files quickly and easily.
Flickr - image and video hosting website
EaseUS Data Recovery Wizard - Advanced data recovery software to do format recovery, unformat and recover deleted files emptied...