See also:
- Foundation for a Free Information Infrastructure - Non-profit association dedicated to the spread of data processing literacy based open standards.
- Free Software Foundation and GNU Project - 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.
- Free Software Foundation Europe - European branch of the FSF. Includes news and events listings, press information, and a document archive.
- Jabber Software Foundation - Not-for-profit organization that oversees the general development of XMPP and maintains the Jabber Enhancement Proposals.
- Open Source Development Lab (OSDL) - Body dedicated to accelerating the use of Linux for enterprise computing. Provides details of lab activities and latest news.
- Open Source Initiative - Dedicated to managing and promoting the Open Source trademark for the good of the community. Includes a definition of 'Open Source', and a list of approved licenses.
- Open Source Resource Center - Project of the Pakistan Software Export Board. Includes news, details of strategy, aims and services, discussion forums, and events listings.
- Python Software Foundation - Non-profit organization devoted to advancing open source technology related to the Python programming language. Provides membership information, missions statement, and details of how to get involved.
- Software in the Public Interest, Inc. - Aims to help organizations develop and distribute open hardware and software. Includes news, details of supported projects, and membership details.
- The Apache Software Foundation - Supports the development of a number of open-source software projects, including the apache webserver. Includes license information, latest news, and project sites.
- Xiph.org Foundation - Non-profit corporation dedicated to protecting multimedia from control by private interests, by developing free and open protocols and software. Information about the foundation and its current projects.