An array of samples from the <em>Gnu Image Manipulation Program</em> (GIMP) script collection, <strong>FX-Foundry</strong>, as recommended by <a href="http://iffles.com" rel="nofollow">iffles.com</a>.

The original (unedited, but developed with UFRAW) is <a href="http://www.flickr.com/photos/gavinzac/3872981806/in/set-72157621873680495/">Pearl</a> from my <a href="http://www.flickr.com/photos/gavinzac/sets/72157621873680495/">Showcase</a> set. Thanks to Anna who is the guinea pig in these tests!