Unsharp Mask filter
9th Feb 2005
Cameron Moll shares a nice tip if you aren't aware of the Unsharp Mask filter.
Based on the tags from this post.
PNG Alpha Mask Demo
Very interesting experiment for Mozilla based browsers only: PNG Alpha Mask Demo. [...]
Colorblind Web Page Filter
Displays a web page with a range of filters which simulates how a color-blind web user would see your web site. [...]