Good Gear Guide
In Pictures: 35 open source and free tools to mana...
GIMP is a free, open source image editor that can be used for photo retouching, image composition and image authoring. It features a full set of tools including brush, pencil, airbrush, a gradient editor, a blend tool and anti-aliasing capabilities. The manipulation tools to rotate, crop and scale images, meanwhile, will be useful for editing product shots.
In Pictures: 35 open source and free tools to manage your online store