Yahoo extension for Firebug for Firefox that will tell you why your Dreamweavered-to-death old skool tabled and script-heavy pages load so damn slow.
Lightweight js dropdown menus.
Lightbox-style pop-ups for a-n-y-t-h-i-n-g. Awesome. thx Megan.
Online paper in Peru with a hot little slider to page back through the day’s news. I like the grid better than the sliding bit, frankly. Keep it all on the page and let me scroll down, or make it one box high and I’ll scroll right. via e-media tidbits.