Free and open-source software organizations

organization supporting the free software movement

KDE is an international free software community that develops free and open-source software. As a central development hub, it provides tools and resources that enable collaborative work on its projects. Its products include the KDE Plasma graphical shell, KDE Frameworks, and the KDE Gear range of applications including Kate, digiKam, and Krita. Many KDE applications are cross-platform and can run on Unix and Unix-like operating systems as well as Microsoft Windows. KDE is legally represented by KDE e.V. based in Germany, which also owns the KDE trademarks and funds the project.

American nonprofit open-source software community

type of political party

The Metasploit Project is a computer security project that provides information about security vulnerabilities and aids in penetration testing and IDS signature development. It is owned by Rapid7, a Boston, Massachusetts-based security company.

non-profit technology consortium for development of Linux and open source

Non-profit organization promoting open-source software

freedesktop.org (fd.o), formerly X Desktop Group (XDG), is a project to work on interoperability and shared base technology for free-software desktop environments for the X Window System (X11) and Wayland on Linux and other Unix-like operating systems. Although freedesktop.org produces specifications for interoperability, it is not a formal standards body.

non-profit organization responsible for the development of Blender

non-profit organization promoting free and reusable access to knowledge

organization

foundation based on Open Source software for mapping

kind of association of users of the Linux kernel (and usually associated operating system software)

nonprofit organization

organization

nonprofit organization that developed and supported the interactive computing products Jupyter Notebook, JupyterHub, and JupyterLab

organization for the development of royalty-free media formats

organization

organization

non-profit organization in the USA that provides a non-profit home and infrastructure support, including legal services, for free/open source software projects

Linux Foundation project

American non-profit organization

organization that provides pro bono legal representation and related services to not-for-profit developers of free software/open source software

defunct open-source standards organization

open source software organization

organization overseeing the XMPP network protocol

PyLadies is an international mentorship group which focuses on helping more women become active participants in the Python open-source community. It is part of the Python Software Foundation. It was started in Los Angeles in 2011. The mission of the group is to create a diverse Python community through outreach, education, conferences and social gatherings. PyLadies also provides funding for women to attend open source conferences. The aim of PyLadies is increasing the participation of women in computing. PyLadies became a multi-chapter organization with the founding of the Washington, D.C., c

American non-profit developing digital firearm schematics

LinuxChix was a women-oriented Linux community project. It was formed to provide both technical and social support for women Linux users, although men were encouraged to contribute. Members of the community were referred to as "a Linux chick" (singular) and "LinuxChix" or "Linux Chix" (plural) regardless of gender. In 2025 due to decreasing interest the group ceased operations.

U.S. charity to encourage individual political participation

not-for-profit working with libraries for access to knowledge in Africa, Asia Pacific, Europe, Latin America

lobbying organization to promote the use of OpenDocument Format

consortium for the advancement of Linux on consumer electronics devices

gpl-violations.org is a not-for-profit project founded and led by Harald Welte in 2004. It works to make sure software licensed under the GNU General Public License (GPL) is not used in ways prohibited by the license.

association for the promotion of free software in the French-speaking world