Top Free Graphic and Paint programs

FastStone Image Viewer is an image browser, viewer, converter and editor with an easy to use interface and a nice array of features that include resizing, renaming, cropping, color adjustments, and more.
Here



XnView is a group of utilities that features viewing, converting, screen capture, slidshow, and Twain support. These utilities support viewing more than 400 graphic formats and can create 52.
Here





Paint.NET is image and photo manipulation software designed to be used on computers that run Windows. It supports layers, unlimited undo, special effects, and a wide variety of useful and powerful tools. Here Which includes the .net 2 framework which is need. Main web site is Here

There are many others depending on your needs here are the links to a few others.

Photofiltre here
Gimp here