I Stumbled across this on the weekend by accident and i think its the most amazing thing i found all month. By all accounts its a fully functional version of Photoshop that is completely server based there are no installs no drivers no serial numbers and no price tags, a completely free tool for the creative mind. It Futures a wide array of tools like Histogramas and Levels adjustments as well as cropping scaling and much more  a complete list of futures can be found on there site

not only is this great web app free it is supported by a massive online community that helps and shares work , tips and knowledge. a How to Tutorials Section On using the software can be found here.

Here is some Amazing Art work Created in Sumo Paint hope you enjoy this as much as i did