Open Windows Foundation or Ventanas Abiertas is a US-registered 501(c)(3) non-profit organization focusing on youth education and programming in San Miguel Dueñas, Guatemala.
Microsoft Windows | Windows | National Science Foundation | Australian Open | French Open | Ford Foundation | Rockefeller Foundation | Windows Vista | Windows 7 | Windows XP | Open University | open source | U.S. Open | Windows 95 | John Simon Guggenheim Memorial Foundation | Electronic Frontier Foundation | Bill & Melinda Gates Foundation | Windows 2000 | Windows 8 | Wacken Open Air | New York Foundation for the Arts | Mozilla Foundation | Guggenheim Foundation | Windows Mobile | The Open Championship | Alexander von Humboldt Foundation | Windows CE | Andrew W. Mellon Foundation | Wikimedia Foundation | U.S. Open (tennis) |