Splashup, formerly Fauxto, is a powerful editing tool and photo manager. With all the features professionals use and novices want, it’s easy to use, works in real-time and allows you to edit many images at once.
Splashup runs in all browsers, integrates seamlessly with top photosharing sites (requires signing up), and even has its own file format so you can save your work in progress.
Click the preview picture below to give it a try:
As an alternative you might also want to check out the new browser version of Photoshop, Photoshop Express. As with (almost) any Adobe product this requires registration but my first impression was very good. I will post about this later…