It has 900+ member organizations and provides a number of services, including strategy, management, innovation and research, standards, certification, and test development.

The X.Org members made a number of releases up to and including X11R6.8 while The Open Group provided management services.

In 2004, X.Org and The Open Group worked together to establish the newly formed X.Org Foundation which then took control of the x.org domain name, and the stewardship of the X Window System.

The Open Group also provides a range of services, from initial setup and ongoing operational support to collaboration, standards and best practices development, and assistance with market impact activities.

[14] They assist organizations with setting business objectives, strategy and procurement, and also provide certification and test development.