Broadcast 2000:
http://heroinewarrior.com/bcast2000.html
http://heroinewarrior.com/toys.html
http://heroinewarrior.com/mpeg2movie.html
http://linux1394.sourceforge.net/
http://www.linuxmedialabs.com/
http://www.realnetworks.com/products/
Linux Media Arts: http://linuxmediaarts.com/