Now that Firefox 3 has been out for more than a week – and has set a new Guinness World Record for the most downloads in a single day – several websites have begun recapping the plugin/addon situation for Firefox.
BSPCN outlines the 30 “Must Have” Firefox Extensions, including del.icio.us toolbar, Foxmarks, and Greasemonkey.
PC World looks at the “12 Quick Hacks” for Firefox 3, including ways to make Gmail and Yahoo! Mail work with “mailto:” links, and other tidbits.
And don’t forget about using “about:robots” in the address bar.
What hacks / plugins do you use?