An alphabetical listing of non-profit foundations that host FOSS projects or are otherwise significant in the open source ecosystem.

View the FOSS Foundation Directory by:
Alphabetical | New Projects? | Fiscal Hosting? | By Nonprofit Type | By Country | By Code of Conduct | OpenAPI
Other datasets: Sponsorships | US 990 Taxes | Unincorporated Projects | Projects At Foundations | Commercial Orgs

---

• AlmaLinux OS Foundation

  Website: https://almalinux.org
  Nonprofit Type: Nonprofit501c6
  

• Apereo Foundation Inc

  Website: https://apereo.org
  Nonprofit Type: Nonprofit501c3
  The Apereo Foundation works internationally to increase the awareness, development and adoption of open source software in support of academia: education, scholarship, research and community. Apereo projects and communities span educational disciplines and technologies, operational infrastructure and practices, and research activities and interests; 'for academics, by academics.'

• Apache Software Foundation

  Website: https://www.apache.org/
  Nonprofit Type: Nonprofit501c3
  

• Beneficent Technology Inc

  Website: https://benetech.org/
  Nonprofit Type: Nonprofit501c3
  Benetech’s nonprofit software empowers communities with software for social good. Learn how all humanity can benefit from the technology we’re developing.

• BioBricks Foundation

  Website: https://biobricks.org/
  Nonprofit Type: Nonprofit501c3
  

• Bytecode Alliance Foundation

  Website: https://bytecodealliance.org/
  Nonprofit Type: Nonprofit501c6
  We develop runtime environments and language toolchains where security, efficiency, and modularity can all coexist across a wide range of devices and architectures

• Clojurists Together Foundation

  Website: https://www.clojuriststogether.org
  Nonprofit Type: Nonprofit501c6
  The Clojurists Together Foundation is a trade organisation, dedicated to funding and supporting open source software, infrastructure, and documentation that is important to the Clojure and ClojureScript community.

• Commonhaus Foundation

  Website: https://www.commonhaus.org/
  Nonprofit Type: Nonprofit501c6
  Building a forever home for open source projects.

• Creative Commons

  Website: https://creativecommons.org/
  Nonprofit Type: Nonprofit501c3
  

• Django Events Foundation North America

  Website: https://www.defna.org/
  Nonprofit Type: Nonprofit501c3
  

• Django Software Foundation

  Website: https://www.djangoproject.com/
  Nonprofit Type: Nonprofit501c3
  

• .NET Foundation

  Website: https://dotnetfoundation.org/
  Nonprofit Type: Nonprofit501c6
  

• Drupal Association

  Website: https://www.drupal.org/
  Nonprofit Type: Nonprofit501c3
  

• Eclipse Foundation AISBL

  Website: https://eclipse.org/
  Nonprofit Type: Belgian charitable; Nonprofit501c6
  The Eclipse Foundation provides its global community of individuals and organizations with a mature, scalable, and business-friendly environment for open source software collaboration and innovation.

• Electronic Frontier Foundation

  Website: https://www.eff.org/
  Nonprofit Type: Nonprofit501c3
  Defending your rights in the digital world

• Erlang Ecosystem Foundation

  Website: https://www.erlef.org/
  Nonprofit Type: Nonprofit501c3
  Supporting the next generation of advanced, reliable, realtime applications

• Foundation for Public Code vereniging

  Website: https://publiccode.net/
  Nonprofit Type: algemeen nut beogende instelling
  

• FreeBSD Foundation

  Website: https://www.freebsd.org/
  Nonprofit Type: Nonprofit501c3
  

• Free Software Foundation, Inc.

  Website: http://www.fsf.org
  Nonprofit Type: Nonprofit501c3
  

• Free Software Foundation Europe e.V.

  Website: https://fsfe.org/
  Nonprofit Type: charitable e.V.
  Free Software Foundation Europe is a charity that empowers users to control technology.

• Free Software Support Network

  Website: http://freesoftwaresupport.net/
  Nonprofit Type: Nonprofit501c3
  

• F# Software Foundation

  Website: https://foundation.fsharp.org/
  Nonprofit Type: Nonprofit501c3
  

• The Gentoo Foundation, Inc.

  Website: https://www.gentoo.org/
  Nonprofit Type: New Mexico non profit
  

• GNOME Foundation

  Website: https://www.gnome.org/
  Nonprofit Type: Nonprofit501c3
  

• Haiku, Inc.

  Website: https://www.haiku-inc.org/
  Nonprofit Type: Nonprofit501c3
  

• Haskell-org Inc.

  Website: https://www.haskell.org/
  Nonprofit Type: Nonprofit501c3
  

• Identity Commons Inc

  Website: https://idcommons.net
  Nonprofit Type: Nonprofit501c6
  

• Internet Systems Consortium, Inc.

  Website: https://www.isc.org/
  Nonprofit Type: Nonprofit501c3
  

• Open Source Matters

  Website: https://www.opensourcematters.org/
  Nonprofit Type: charitable
  

• KDE e.V.

  Website: https://ev.kde.org/
  Nonprofit Type: DEAssociation
  

• Kuali Foundation Inc.

  Website: https://www.kuali.co/about
  Nonprofit Type: Nonprofit501c3
  

• Linux Foundation

  Website: https://www.linuxfoundation.org/
  Nonprofit Type: Nonprofit501c6
  

• LF Charities Inc

  Website: https://lf-charities.org/
  Nonprofit Type: Nonprofit501c3
  A non-profit fiscal host working closely with the LF.

• Linux Kernel Organization

  Website: https://www.kernel.org/nonprofit.html
  Nonprofit Type: Nonprofit501c3
  

• LLVM Foundation

  Website: https://foundation.llvm.org/
  Nonprofit Type: Nonprofit501c3
  

• Mozilla Foundation

  Website: https://www.mozilla.org/
  Nonprofit Type: Nonprofit501c3
  

• The NetBSD Foundation, Inc.

  Website: http://www.netbsd.org/
  Nonprofit Type: Nonprofit501c3
  

• NumFocus, Inc.

  Website: https://numfocus.org/
  Nonprofit Type: Nonprofit501c3
  

• Oasis Open

  Website: https://www.oasis-open.org/
  Nonprofit Type: Nonprofit501c3
  

• Open Collective Foundation

  Website: https://opencollective.foundation
  Nonprofit Type: Nonprofit501c3
  Past fiscal host for FOSS projects; shutting down in 2024

• Open Education Global Inc

  Website: https://www.oeglobal.org/
  Nonprofit Type: Nonprofit501c3
  

• Open Information Security Foundation

  Website: https://oisf.net/
  Nonprofit Type: Nonprofit501c3
  Building community and supporting open source security technologies like Suricata.

• One Laptop Per Child Association Inc.

  Website: https://laptop.org
  Nonprofit Type: Nonprofit501c3
  

• Open Molecular Software Foundation

  Website: https://omsf.io
  Nonprofit Type: Nonprofit501c3
  The Open Molecular Software Foundation

• Open Compute Project Foundation

  Website: https://opencompute.org
  Nonprofit Type: Nonprofit501c6
  Open Compute Project

• Open Connectivity Foundation Inc

  Website: https://openconnectivity.org/
  Nonprofit Type: Nonprofit501c6
  

• Open Home Foundation

  Website: https://www.openhomefoundation.org/
  Nonprofit Type: stiftung
  

• OpenID Foundation

  Website: https://openid.net/foundation/
  Nonprofit Type: Nonprofit501c6
  

• OpenJS Foundation

  Website: https://www.openjsf.org/
  Nonprofit Type: Nonprofit501c6
  

• Open Source Robotics Foundation Inc

  Website: https://www.openrobotics.org
  Nonprofit Type: Nonprofit501c3
  

• Openstack Foundation

  Website: https://openinfra.dev/
  Nonprofit Type: Nonprofit501c6
  

• Openstreetmap Foundation

  Website: https://osmfoundation.org/
  Nonprofit Type: LimitedByGuaranteeCharity
  

• Open Technology Fund

  Website: https://www.opentech.fund/
  Nonprofit Type: Nonprofit501c3
  OTF | Supporting Internet Freedom Worldwide

• Open Transit Software Foundation

  Website: https://opentransitsoftwarefoundation.org/
  Nonprofit Type: Nonprofit501c3
  

• Open Source Collective

  Website: https://www.oscollective.org
  Nonprofit Type: Nonprofit501c6
  Our mission is to promote sustainability and health in the open source ecosystem, while working to benefit all those who create and use open source software.

• OSET Institute

  Website: https://www.osetinstitute.org
  Nonprofit Type: Nonprofit501c3
  

• Open Source Geospatial Foundation

  Website: https://www.osgeo.org/
  Nonprofit Type: Nonprofit501c4
  

• Open Source Initiative

  Website: http://opensource.org/
  Nonprofit Type: Nonprofit501c3
  

• Open Web Application Security Project

  Website: https://www.owasp.org/
  Nonprofit Type: Nonprofit501c3
  

• Participatory Culture Foundation

  Website: https://pculture.org/
  Nonprofit Type: Nonprofit501c3
  

• Yet Another Society, (DBA) The Perl And Raku Foundation

  Website: https://www.perlfoundation.org/
  Nonprofit Type: Nonprofit501c3
  

• Plone Foundation

  Website: https://plone.org/foundation/committees/ip/policy
  Nonprofit Type: Nonprofit501c3
  

• United States Postgresql Association

  Website: https://postgresql.us
  Nonprofit Type: Nonprofit501c3
  

• Processing Foundation, Inc.

  Website: https://processingfoundation.org
  Nonprofit Type: Nonprofit501c3
  

• Python Software Foundation

  Website: https://www.python.org/psf-landing/
  Nonprofit Type: Nonprofit501c3
  

• Rails Foundation

  Website: https://rubyonrails.org/foundation
  Nonprofit Type: Nonprofit501c6
  

• Raspberry Pi Foundation

  Website: https://www.raspberrypi.org/about/
  Nonprofit Type: LimitedByGuaranteeCharity
  

• Raspberry Pi Foundation North America Inc

  Website: https://www.raspberrypi.org/about/
  Nonprofit Type: Nonprofit501c3
  

• Ruby Central, Inc.

  Website: https://rubycentral.org/
  Nonprofit Type: Nonprofit501c3
  

• Rust Foundation

  Website: https://foundation.rust-lang.org/
  Nonprofit Type: Nonprofit501c6
  

• Sahana Foundation

  Website: https://sahanafoundation.org/
  Nonprofit Type: Nonprofit501c3
  

• Linux Expo of Southern California

  Website: https://www.socallinuxexpo.org/
  Nonprofit Type: Nonprofit501c3
  

• Software Freedom Conservancy

  Website: https://sfconservancy.org/
  Nonprofit Type: Nonprofit501c3
  

• Software Freedom Law Center

  Website: https://www.softwarefreedom.org/
  Nonprofit Type: Nonprofit501c3
  

• Signal Foundation

  Website: https://signalfoundation.org/
  Nonprofit Type: Nonprofit501c3
  

• Software in the Public Interest

  Website: https://www.spi-inc.org/
  Nonprofit Type: Nonprofit501c3
  

• The Document Foundation

  Website: https://www.documentfoundation.org/
  Nonprofit Type: charitable
  

• Technology Matters

  Website: https://techmatters.org/
  Nonprofit Type: Nonprofit501c3
  

• TeX Users Group

  Website: https://tug.org
  Nonprofit Type: Nonprofit501c3
  

• Wikimedia Foundation

  Website: https://wikimediafoundation.org/
  Nonprofit Type: Nonprofit501c3
  

• WordPress Foundation

  Website: https://wordpress.org/
  Nonprofit Type: Nonprofit501c3
  

• XIPH ORG Foundation

  Website: https://xiph.org
  Nonprofit Type: Nonprofit501c3
  

• XMPP Standards Foundation

  Website: https://xmpp.org
  Nonprofit Type: Nonprofit501c3
  

---

Table of contents

• Foundations By Category
• Non-Foundation FOSS Entities
• Selected Commercial Entities
• Software Projects Hosted At Foundations

---