Pixlr - Pixlr® makes it easy to transform everyday images into stunning works of art.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Adobe Photoshop Express - Easily edit and share your photos in no time!
GIMP - GIMP is a multiplatform photo manipulation tool.
PicsArt - Explore 100,000,000+ awesome images and photos on the web
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.