Download YouTube Videos as MP4 and FLV is a Firefox and SeaMonkey add-on that allows you to easily download YouTube videos as MP4 or FLV using a button below the video frame.
There are no options, no complications, so that you can easily download your favorite YouTube videos to your local disk.
Download YouTube Videos as MP4 and FLV is cross-platform and it works on Mac OS X, Windows and Linux.
· Firefox 3.0 and later or
· SeaMonkey 2.0 and later
What's New in This Release: [ read full changelog ]
· Keeping up with YouTube's experiments for the signature parameter