I only know of Brocade, HP, and Dell:
http://www.brocade.com/downloads/documents/vibsdepot/CurrentRelease/BCD-depot-index.xml
http://www.brocade.com/downloads/documents/vibsdepot/CurrentRelease/BCD-NNN-depot-index.xml"
http://vibsdepot.hp.com/index.xml
http://vmwaredepot.dell.com/index.xml
Anyone know others? Or does someone keep a list? What about IBM, Emulex, Qlogic, Broadcom, Intel, LSI, ect. ?