So you’re one of the 8 million people who downloaded Firefox 3 yesterday. What next? Here are some links to get you started..
Uses PDFKit to display PDFs in the browser.
firefox-mac-pdf
Lifehacker - Power User’s Guide to Firefox 3
MultiFirefox 2.0 | Code Contortionist
Run Firefox 2.0 alongside Firefox 3.0 for webdev testing purposes.
Firebug
Firebug integrates with Firefox to put [...]