October 2007
MRI :: for web developers
MRI is a bookmarklet for Internet Explorer 6+, and Webkit and Mozilla based browsers (including Safari, Firefox, Camino or Mozilla). Use it to test and play with selectors.
August 2007
Dust-Me Selectors
by 3 others (via)Dust-Me Selectors is a Firefox extension (for v1.5 or later) that finds unused CSS selectors.
June 2007
February 2007
FirePHP - Firefox Extension for PHP Development
by 4 othersFirePHP allows you to take a deeper look at all the work your PHP code does to generate that page you are currently looking at in your Firefox browser.
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(4 marks)