From VMGrab:
Increase download speeds by up to 5 times, resume and schedule downloads. Simple graphic user interface makes user friendly and easy to use. Smart download logic accelerator that features intelligent dynamic file segmentation and safe multipart downloading technology to accelerate your downloads. Unlike other download managers and accelerators . Supports ftp, https, http, mms, rtsp , mmst and mmsh protocols, firewalls, redirects, cookies, authorization, MP3 audio and MPEG video content processing. Can be used to download flash videos from sites like YouTube, MySpaceTV, and Google Videos. Grab All video and music.
