The NAC is a customer-oriented consortium that does requirements analysis and other work in the area of network applications. It has produced the Lightweight Internet Person Schema (LIPS) for directory representation of information about people. More recently: it has produced papers on the use of Directories.
The US-based Network Applications Consortium represents large global enterprise buy-side companies, with a strong focus on mobility. The MMF intends to extend the Boundaryless Information Flow vision into the ongoing activities of End-User driven liaison partners.