Having achieved over 200,000 downloads, MiniTube is one of the most popular, free, music plug-ins for Winamp and iTunes. MiniTube enables users to sync their songs to related online music-videos and song information.
Minitube was recently also featured on techcrunch.com
http://techcrunch.com/2008/09/27/songrefernce-turns-your-mp3-playlist-into-a-video-playlist/
