Open Source Developmet is a method and philosophy of collaborative peer production and open review in which the software, operating systems and protocols produced are released to the public for free, and often with no limitations on the use and further development of the source code.

		opensource.org "The Open Source Initiative (OSI) is a non-profit corporation formed to educate about and advocate for the benefits of open source and to build bridges among different constituencies in the open-source community."
		sourceforge.net "...the world's largest open source software development web site...free services that help people build cool stuff and share it with a global audience."
		mozilla.com "The Mozilla project is a global community of people who believe that openness, innovation, and opportunity are key to the continued health of the Internet. Since 1998, we’ve worked to ensure that the Internet is developed in a way that benefits everyone."
		ubuntu.com"Ubuntu is a community developed operating system...Ubuntu is and always will be free of charge" Ubuntu is a flavour of Linux with excelent documentation, support for thousands of opensource applications and a great user interface."
		openoffice.org "Open Office is the leading open-source office software suite for word processing, spreadsheets, presentations, graphics, databases and more..."
		xiph.org "The Xiph.Org Foundation is a non-profit corporation dedicated to protecting the foundations of Internet multimedia from control by private interests. Our purpose is to support and develop free, open protocols and software to serve the public, developer and business markets."