Priime - Edit photos with the styles of the world's top photographers. Smart suggestions, fast editing, and inspiring collections.
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
Good Free Photos - Large free stock photo site with thousands of public photos
Pixelmator - Pixelmator is an image-editing application for Mac and iPad.
Dear Photograph - Pictures of pictures in the past in the present
Pixlr - Pixlr® makes it easy to transform everyday images into stunning works of art.