piZap - Free online photo editing software.
GIMP - GIMP is a multiplatform photo manipulation tool.
Photoshop.com - Photoshop.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Fun Photo Box - FunPhotoBox is a free photo editing device where you can make clever pictures from your photographs.
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.