Firefox 3 Release Candidate 2 is out. This should be the final release for Firefox 3 before it goes public soon.
Also, Firefox is out to set a new Guinness world record by setting a new record for most downloaded software in 24 hours. If you want to be part of it, pledge yourself to the cause.
Since Firefox 3 has not official release date, make sure to keep up to date with the Firefox 3 Download Day 2008.