xVideoServiceThief is an Open Source Media Center Application for downloading your favourite video clips from a lot of video websites. It has support and ability to convert each video in most popular formats: AVI, MPEG1, MPEG2, WMV, MP4, 3GP, MP3 file formats.

Open Source Media Center Features

• Download Videos from Web Video Services: YouTube, Google Videos, etc…
• Convert the downloaded videos to many formats
• Simultaneous downloads!
• Pause and resumeyour downloads!
• Drag & Dropthe Video Links
• and above all Open Source and Free

Website: http://xviservicethief.sourceforge.net/index.php?action=home