The emulator does not meet the Free Software Foundation's free software definition or the Open Source Initiative's open source definition, since it is a violation of the license to sell Snes9x, and both definitions prohibit restrictions of use or discrimination against fields of endeavor.
Australian Open | French Open | Open University | open source | U.S. Open | Avengers: The Initiative | Wacken Open Air | The Open Championship | U.S. Open (tennis) | Initiative | source code | All England Open Badminton Championships | U.S. Open (golf) | Open Source | Open-pit mining | 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 | Strategic Defense Initiative | open access | Gerry Weber Open | Swedish Open | source | International GT Open | Federal Open Market Committee | 2014 Australian Open – Men's Singles | 2008 Australian Open – Men's Singles#Finals |
At the O'Reilly Open Source Convention in July 2007, Bill Hilf, director of Microsoft's work with open source projects, announced that Microsoft had formally submitted Ms-PL and Ms-RL to OSI for approval.