The Open Group

The Open Group is a vendor and technology-neutral industry consortium, currently with over four hundred member organizations. It was formed in 1996 when X/Open merged with the Open Software Foundation. Services provided include strategy, management, innovation and research, standards, certification, and test development. The Open Group is most famous as the certifying body for the UNIX trademark, and its publication of the Single UNIX Specification technical standard, which extends the POSIX standards and is the official definition of a UNIX system. The Open Group also develops and manages the TOGAF standard, which is an industry standard enterprise architecture framework. The Open Group members include a range of IT buyers and vendors as well as government agencies, for example Capgemini, Fujitsu, Oracle, Hitachi, HP, Orbus Software, IBM, Kingdee, NEC, SAP, US Department of Defense, NASA and others.