Australian Open | French Open | Open University | open source | U.S. Open | Wacken Open Air | The Open Championship | U.S. Open (tennis) | All England Open Badminton Championships | U.S. Open (golf) | Open Source | Open-pit mining | downloadable content | 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 | Swedish Open | International GT Open | Federal Open Market Committee | 2014 Australian Open – Men's Singles | 2008 Australian Open – Men's Singles#Finals | WTA German Open | Web content management system | U.S. Open Polo Championship | U.S. Open Badminton Championships |
Bitzi, an open content file catalog integrated with some Gnutella clients
"Ignore All Rules" is a "favorite" rule of the English-language open content encyclopedia, Wikipedia.
He is known as the original creator of the open-source 3D creation suite Blender and Traces (An Amiga ray tracer which was the forerunner of Blender), he is also known as the chairman of the Blender Foundation, and for pioneering large scale open-content projects.
Wikimedia Foundation, a non-profit foundation that runs various open-content wiki projects