Mozilla has released their latest beta version of Firefox 3 beta 3. The beta 3 is intended for testers but who is going to stop the early adopters even if most of the extensions aren’t working with Firefox 3. The improvements and new features that Mozilla has added to Firefox include malware protection, new download manager, better Mac and Linux integration, speed increase, and 350 plus memory leaks plugged. You can download Firefox 3 beta 3 here and Lifehacker’s have provided detailed information about the new features here.