Pixel Proof

Pixel Proof helps you make amazing pixel art and game sprites. The interface is clean and customizable, leaving your workflow smooth and focused. Included are specialized tools that you can't find anywhere else and Twitter integration so you can easily share your work.

how incredible is this? a tool for making pixel art that's cross platform for mac, windows and linux, not only can you export in .gif format but you also have twitter intergration! and all for $5, that's crazy. what a cool little application, certainly a great gift for your favorite geek for christmas! :)