“ Pixastic is an experimental library which allows you to perform a variety of operations on images using just a bit of JavaScript. The effects supported out of the box include desaturation/greyscale, invert, flipping, brightness/contrast adjustment, hue/saturation, emboss, blur, and many more. For the full list, see the documentation page.
Pixastic: JavaScript Image Processing Library
Pretty fricken cool - photoshop in the browser, no plugins needed. Doesn’t work in IE though.
