FotoFlexer - FotoFlexer is the most powerful online photo editor in existence.
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
Fun Photo Box - FunPhotoBox is a free photo editing device where you can make clever pictures from your photographs.
Corel AfterShot Pro - Say hello to Corel AfterShot Pro 3, the world’s fastest photo workflow tool! Edit your photos up to 4x faster than Lightroom so you can spend more time behind the camera. Download a free 30-day trial today!
piZap - Free online photo editing software.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!