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

Commercial entities and projects that aren’t independent legal entities are not included here, as noted in our data philosophy.

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• Apache Software Foundation

  Website: https://www.apache.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
  

• 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

  Website: https://fsfe.org/
  Nonprofit Type: charitable e.V.
  

• 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: charitable
  

• 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
  

• 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: charitable
  

• Kuali Foundation Inc.

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

• Linux Foundation

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

• 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
  

• Open Collective Foundation

  Website: https://opencollective.foundation
  Nonprofit Type: Nonprofit501c3
  

• Open Source Collective

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

• Open Source Geospatial Foundation

  Website: http://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
  

• 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
  

• Python Software Foundation

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

• Raspberry Pi Foundation

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

• Rust Foundation

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

• Software Freedom Conservancy

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

• Software Freedom Law Center

  Website: https://www.softwarefreedom.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
  

• Wikimedia Foundation

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

• WordPress Foundation

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

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