Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Fotor - Fotor is an all in one visual platform. It includes photo editor, collage maker, and graphic designer. You are free to make a visual look more beautiful.
Sculptris - Sculptris: Enter a world of digital art without barriers.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
ShapeShop - ShapeShop is an advanced and professional 3D design and modeling application that comes with an easy-to-use and user-friendly interface.
GIMP - GIMP is a multiplatform photo manipulation tool.