DVD Forum

DVD Forum is an international association of various hardware manufacturers and software companies to promote and accept DVD products. Some of the companies in this forum include Hitachi, Matsushita, Mitsubishi, Pioneer, Sony, and over 200 others.

The official DVD Forum page can be found at http://www.dvdforum.com. 

Also see: CD definitions, DVD, DVD-R, DVD-RW, DVD+RW Alliance