Original supporters included several computing companies and groups, including Compaq, Conectiva, IBM, Linux-HA, MSC Software, the Open Source Development Lab, OSCAR, Red Hat, SGI and SUSE.
Australian Open | French Open | Open University | open source | U.S. Open | .NET Framework | Wacken Open Air | The Open Championship | U.S. Open (tennis) | United Nations Framework Convention on Climate Change | oak leaf cluster | All England Open Badminton Championships | U.S. Open (golf) | Open Source | Open-pit mining | Oak Leaf Cluster | 2006 Australian Open | Open Software Foundation | Indira Gandhi National Open University | Lamar Hunt U.S. Open Cup | 2005 Australian Open – Men's Singles | U.S. Women's Open | open access | Gerry Weber Open | Common European Framework of Reference for Languages | Swedish Open | International GT Open | Framework Programmes for Research and Technological Development | framework | Federal Open Market Committee |