Simon Willison’s Weblog

YSlow. New extension for Firebug (yes, an extension on top of another extension) from the Yahoo! performance team which provides improved performance measurement tools and optimisation advice.

# 25th July 2007, 4:48 am / extension, firebug, firefox, http, optimisation, performance, yahoo, yslow

Introducing Operator. New microformat detecting Firefox extension, developed at IBM and released by Mozilla Labs. Examples are from Yahoo! Local, Upcoming and Flickr.

# 18th December 2006, 4:36 pm / extension, firefox, flickr, ibm, microformats, mozilla, mozillalabs, upcoming, yahoo