All Video Downloader for Mac OSX (64 Bits) is a freeware to download clips from all videos websites.

With All Video Downloader, you can download videos from Youtube, Dailymotion, Vimeo, Metacafe, Google video, Yahoo video, Tubewatcher, Koreus, Myspace... and more than 280 streaming videos websites, and more than 200 adult websites !!

All Video Downloader lets you download and extract the audio clips or to encode videos in format of your choice for your iphone, ipod, ipad...

You can see the complete list of standard websites (Youtube, Dailymotion, Vimeo...) here

You can see the complete list of adult websites (Youporn, Redtube, Pornhub, Xhamster...) here