The official date for the launch of Firefox 3 is June 17, 2008, named "Download Day 2008." Firefox will be aiming to set the record for most software downloads in 24 hours. People can make pledges that say that they will download Firefox 3 at spreadfirefox.com. As of June 17, 2008, more than 1.7 million people have pledged to download Firefox 3.
Download Day officially starts at 10:00 a.m. PDT on June 17. With the announced date, the download day is June 18 for timezones greater than GMT +6, which includes half of Asia and all of Oceania.