Open Source Initiative. A cause as broadly based and unruly as the open-source movement cannot be said to have a center. But if it did, you would find the Open Source Initiative there. The OSI is primarily an advocacy organization. Free Standards Group.
Interoperability is essential to the success of any movement.
Free Software Foundation. This is the home of the GNU project, of emacs, of hundreds of development tools and utilities, and of Richard Stallman's endlessly entertaining home page. Linux Documentation Project. The LDP is an open, volunteer effort to develop free, high-quality documentation for Linux. I hope this quick guide helps you in your quest to find someone to blame.