Non-profit organization dedicated to eliminating restrictions on copying, redistributing, understanding, and modifying computer programs. GNU Project was begun to develop a complete free Unix-like operating system.

Information about Free Software movement for novices.

European branch of the FSF. Promotes the freedom to use, study, share, and improve software. Supports the development of free software such as the GNU/Linux operating system.

Explains the difference between "Free Software" described as a social movement focusing on freedom and "Open Source" described as a development methodology. By Richard Stallman, the founder of the Free Software Foundation.

The Canadian Association for Open Source.

A filk song about a part of the history of free software - from the beginnings in the MIT labs over sold out code, GNU, Linux and the GPLv3.

A United Nations Development Programme advocacy site for free and open source software, focused on the Asia-Pacific region.

Urges initiative and good manners to promote open source.

Article describing the philosophy and hidden agenda of anti-open source think tanks.

Index of replacements for Microsoft software, services and hardware. Includes reviews and outside links.