Contact us by email — Free Software Foundation — Working together for free software

<!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Keywords" content="FSF, Free Software Foundation, Free Software, Libre Software" /> <meta http-equiv="Description" content="The FSF is a charity with a worldwide mission to advance software freedom." /> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <base href="https://www.fsf.org/about/contact/email/" /> <meta name="viewport" content="width=device-width; initial-scale=0.6666; maximum-scale=1.0; minimum-scale=0.6666" /> <meta name="generator" content="Plone - https://plone.org" /> <meta http-equiv="Content-Type" content="text/html;charset=utf-8" /> <meta name="generator" content="Plone - https://plone.org" /> <title>Contact us by email — Free Software Foundation — Working together for free software</title> <link rel="copyright" title="Copyright information" href="//creativecommons.org/licenses/by-nd/3.0/rdf" /> <link rel="author" title="Author information" href="//about/staff/" /> <link rel="stylesheet" media="print" href="//static.fsf.org/nosvn/plone3/css/print-2011-10-13.css" /> <style type="text/css" media="screen"> @import url('//static.fsf.org/nosvn/plone4/css/fsf-2017-11-13.css');</style> <link rel="alternate" title="FSF News" href="//static.fsf.org/fsforg/rss/news.xml" type="application/rss+xml" /> <link rel="alternate" title="FSF Events" href="//static.fsf.org/fsforg/rss/events.xml" type="application/rss+xml" /> <link rel="alternate" title="FSF Blogs" href="//static.fsf.org/fsforg/rss/blogs.xml" type="application/rss+xml" /> <link rel="alternate" title="Free Software Jobs" href="//static.fsf.org/fsforg/rss/jobs.xml" type="application/rss+xml" /> <link rel="alternate" title="GNU Project News" href="//www.gnu.org/rss/whatsnew.rss" type="application/rss+xml" /> <link rel="alternate" title="New Free Software" href="//www.gnu.org/rss/quagga.rss" type="application/rss+xml" /> <meta name="viewport" content="width=device-width" /> <style type="text/css"> #breadcrumbs-you-are-here, #breadcrumbs-home, #breadcrumbs-current, #breadcrumbs-1 { display: none; } .GNUreleases{ background-color: #ffffe3; border: 1px solid #000000; color: Black; font-weight: bold; width: 200px; padding: 10px; } #portal-languageselector {display: block; position: absolute !important; bottom: 1px; left: 1px;} .navi { margin-top: 0px; } body * { font-family: 'Roboto', sans-serif; } /* Responsive */ @media only screen and (max-width: 990px) { html body, #coolio #fsf-nav, #coolio .custom-doc { min-width: 100%!important; } body, .custom-doc{ margin: unset!important; padding: none!important; width: unset!important; } body{ max-width: 420px!important; overflow-x: hidden!important; font-size:110%!important; } .yui-t5{ margin: none!important; padding: none!important; margin: unset!important; } #bd, #coolio{ max-width: 100vw!important; } .navi div ul { margin:0 auto!important; } .navi { max-width: 100vw!important; height: auto !important; } .yui-b{ margin:unset!important; } #fsf-sidebar{ margin:0 20% 0 20%!important; float:left!important; width:unset!important; clear:both!important; } header, .navi ul { max-width: 100vw!important; text-align: center!important; } #fsf-logo, #fsf-custom, #join-button, #portal-personaltools-wrapper, #portal-personaltools{ position: unset!important; float:none!important; width: auto!important; } #fsf-logo{ margin:20px 0 0 0!important; } #join-button{ margin:0 0 15px 0!important; } #powered-by{ margin:15px auto!important; width: 250px!important; } #ft{ padding: 10px!important; margin:0 auto!important; max-width: 90vw!important; } footer div.yui-g{ float: left!important; width:100%!important; margin:0!important; padding:0!important; } img{ max-width: 100%!important; } p{ word-break: break-word } input.searchPage { font-size: unset !important; max-width: 80vw } fieldset { margin:0!important; padding: 0!important; } #ft nav div div div { width:50%!important; } } @media only screen and (min-width: 990px) { #ft nav div div { width:50%!important; } } </style> </head> <body class="template-document_view portaltype-document site-fsf section-about subsection-contact subsection-contact-email icons-on userrole-anonymous" dir="ltr">    <div id="coolio"> <p class="onlyMobile"><a tabindex="1" href="#content">Skip to content</a>, <a tabindex="2" href="/sitemap#content">sitemap</a> or <a tabindex="3" href="/search_form#content">skip to search</a>.</p> <div id="hd" style="margin-bottom: 10px; margin-top: 6px;" class="custom-doc visualNoPrint"> <header> <a href="/"> <img id="fsf-logo" style="position: absolute; bottom: 0px;" src="//static.fsf.org/common/img/logo-new.png" /> </a> <div id="portal-personaltools-wrapper"> <div id="fsf-custom"> <h5 class="hiddenStructure">Personal tools</h5> <ul id="portal-personaltools"> <li> <a href="https://my.fsf.org/civicrm/member-dashboard" id="personaltools-login">Log in</a> </li> <li> <a href="http://www.fsf.org/help-menu" id="personaltools-login-problems">Help!</a> </li> <li> <a href="https://www.fsf.org/associate/about-the-members-forum" id="personaltools-forum-promo">Members forum</a> </li> </ul> </div> </div> <a href="//fsf.org/jfb"> <img id="join-button" src="//static.fsf.org/nosvn/join.en.png" alt="Join now" style="float: right;" /> </a> </header> </div> <div class="yui-g" id="fsf-nav"> <div class="navi"> <div> <div class="custom-doc"> <nav> <ul class="main-nav navigation"> <li><a href="/about/" title="">About</a></li> <li><a href="/campaigns/" title="">Campaigns</a></li> <li><a href="/licensing/" title="">Licensing</a></li> <li><a href="/associate/" title="">Membership</a></li> <li><a href="/resources/" title="">Resources</a></li> <li><a href="/community/" title="">Community</a></li> <li><a href="/donate/" title="">♥Donate♥</a></li> <li><a href="//shop.fsf.org/" title="">Shop</a></li> <li><a href="https://www.fsf.org/@@search" class="search-link"><span class="link-text">Search</span><span class="search-icon"></span></a></li> </ul> </nav> </div> </div> </div> </div> <div class="custom-doc yui-t5"> <div id="bd"><div id="yui-main"> <div class="yui-g"><div class="yui-b"> <div id="portal-column-content" class="cell width-3:4 position-0"> <div id="viewlet-above-content"><div id="portal-breadcrumbs"> <span id="breadcrumbs-you-are-here">You are here:</span> <span id="breadcrumbs-home"> <a href="https://www.fsf.org">Home</a> <span class="breadcrumbSeparator"> &rsaquo; </span> </span> <span id="breadcrumbs-1" dir="ltr"> <a href="https://www.fsf.org/about">About</a> <span class="breadcrumbSeparator"> &rsaquo; </span> </span> <span id="breadcrumbs-2" dir="ltr"> <a href="https://www.fsf.org/about/contact">Contact the Free Software Foundation</a> <span class="breadcrumbSeparator"> &rsaquo; </span> </span> <span id="breadcrumbs-3" dir="ltr"> <span id="breadcrumbs-current">Contact us by email</span> </span> </div></div> <div class=""> <dl class="portalMessage info" id="kssPortalMessage" style="display:none"> <dt>Info</dt> <dd></dd> </dl> <article> <div id="content"> <div id="viewlet-above-content-title"></div> <h1 id="parent-fieldname-title" class="documentFirstHeading"> Contact us by email </h1> <div id="viewlet-below-content-title"><div class="documentByLine" id="plone-document-byline"> <span class="documentAuthor"> by <a href="https://www.fsf.org/author/fsfweb">Free Software Foundation</a> <a href="https://www.fsf.org/contribs/fsfweb" class="netscape4"> Contributions </a> </span> <span class="documentModified"> — <span> Published on </span> Apr 08, 2011 03:49 PM </span> </div></div> <div id="viewlet-above-content-body"> </div> <div id="content-core"> <div class="" id="parent-fieldname-text-28aadd1ea27db0d593ee62197fbb42dc"> <link rel="stylesheet" type="text/css" href="//static.fsf.org/nosvn/plone3/css/hide-date.css"> <p>For general inquiries and help with donations, please write to us at: <a href="mailto:info@fsf.org">info@fsf.org</a></p> <p>Please bear in mind that emails are usually answered during office hours, Monday-Friday, and that a response may take a few days.</p> <p>If you have a more specific query, you can write directly the department in question:</p> <dl> <dt>For help with your donation:</dt> <dd><a href="mailto:info@fsf.org">info@fsf.org</a></dd> <dt>For questions about the FSF campaigns, including public relations and press inquiries:</dt> <dd><a href="mailto:campaigns@fsf.org">campaigns@fsf.org</a></dd> <dt>For questions about the <a href="http://www.gnupress.org/">GNU Press</a> and <a href="http://shop.fsf.org/">our online store</a>:</dt> <dd><a href="mailto:sales@fsf.org">sales@fsf.org</a></dd> <dt>For any questions about the GNU GPL, LGPL, AGPL and Free Documentation Licenses:</dt> <dd><a href="mailto:licensing@fsf.org">licensing@fsf.org</a></dd> <dt>If you think you've found a license violation, please <a href="http://www.fsf.org/licensing/licenses/gpl-violation.html">follow our instructions</a> and send a report. If the violation includes FSF-copyrighted code, please send your report to:</dt> <dd><a href="mailto:license-violation@fsf.org">license-violation@fsf.org</a>.</dd> <dt>For any questions about our associate membership program, including <a href="https://my.fsf.org/user/password">lost passwords</a> and other support questions:</dt> <dd><a href="mailto:membership@fsf.org">membership@fsf.org</a></dd> <dt>For any questions about any FSF website, including <a href="http://defectivebydesign.org">Defective By Design</a>, <a href="https://fsf.org/campaigns/freejs">Free JavaScript</a>, <a href="https://www.fsf.org/campaigns/campaigns/secure-boot-vs-restricted-boot">Secure Boot vs Restricted Boot</a>, and <a href="http://www.upgradefromwindows8.com/">Upgrade from Windows 8</a>:</dt> <dd><a href="mailto:webmaster@fsf.org">webmaster@fsf.org</a></dd> <dt>For reporting a security issue on one of our websites: If you have <a href="https://www.gnupg.org/"> GnuPG</a> setup, send encrypted email the FSF Executive Director, Deputy Director, Web Developer, and Senior Sysadmins listed on our <a href="https://www.fsf.org/about/staff-and-board">Staff and Board page</a>. If you don't have GnuPG setup:</dt> <dd><a href="mailto:sysadmin@gnu.org">sysadmin@gnu.org</a>.</dd> </dl> </div> </div> <div id="viewlet-below-content-body"> <div class="visualClear"></div> <div class="documentActions"> <h5 class="hiddenStructure">Document Actions</h5> <ul> <li><b><a href="/share?u=https://www.fsf.org/about/contact/email&t=Contact us by email">Share on social networks</a></b></li> <li>Syndicate:</li> <li><a href="/static/fsforg/rss/news.xml">News</a></li> <li><a href="/static/fsforg/rss/events.xml">Events</a></li> <li><a href="/static/fsforg/rss/blogs.xml">Blogs</a></li> <li><a href="/static/fsforg/rss/jobs.xml">Jobs</a></li> <li id="document-action-copy_of_full_screen"> <a href="http://www.gnu.org/rss/whatsnew.rss" title="">GNU</a> </li> <li id="document-action-print"> <a href="" title=""></a> </li> </ul> </div></div> </div> </article> </div> <div id="viewlet-below-content"> </div> </div> </div></div></div> <div id="fsf-sidebar" class="yui-b visualNoPrint"> <aside> <span style="display: none;">1PC9aZC4hNX2rmmrt7uHTfYAS3hRbph4UN</span> <div id="search"> <form id="sidesearch" name="searchform" action="/search"> <p><input name="SearchableText" tabindex="1" type="text" size="30" title="Search Site" /></p> <p><input class="searchButton" type="submit" value="Search" /></p> </form> </div> <div class="visualPadding"> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673662f61626f75740a74616b652d616374696f6e" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673662f61626f75740a74616b652d616374696f6e"> <dl class="portlet portletStaticText portlet-static-rsvp-to-a-librelocal-meetup"> <dt class="portletHeader"> <span class="portletTopLeft"></span> <span> RSVP to a LibreLocal meetup </span> <span class="portletTopRight"></span> </dt> <dd class="portletItem odd"> <div style="width:220px; margin: 0px auto; text-align:center; color: black;"><a href="https://libreplanet.org/wiki/FSF40/meetups"> <img src="https://static.fsf.org/nosvn/fsf40/2023-community-meetup.jpg" alt="A group of free software supporters at a meetup in Boston, MA, USA in 2023 with holiday lights in the background" style="float: center; width: 180px; padding-bottom: 15px;" /></a> <p>LibreLocal month is just around the corner, and so are meetups across the world! <a href="https://libreplanet.org/wiki/FSF40/meetups">RSVP</a> to one near you or <a href="https://libreplanet.org/wiki/Meetup-guide">organize</a> a meetup in your community. <span class="portletBottomLeft"></span> <span class="portletBottomRight"></span> </dd> </dl> </div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673662f61626f75740a61626f75742d7468652d667366" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673662f61626f75740a61626f75742d7468652d667366"> <dl class="portlet portletStaticText portlet-static-about-the-fsf"> <dt class="portletHeader"> <span class="portletTopLeft"></span> <span> About the FSF </span> <span class="portletTopRight"></span> </dt> <dd class="portletItem odd"> <ul> <li><a href="/about/what-is-free-software">What is free software?</a></li> <li><a href="/about/staff-and-board/">FSF staff and board of directors</a></li> <li><a href="https://www.fsf.org/about/the-role-of-the-fsfs-board-of-directors">The role of the FSF's board of directors</a></li> <li><a href="https://www.fsf.org/news/fsf-board-frequently-asked-questions-faq">Frequently asked questions about the FSF board</a></li> <li><a href="/about/interns">FSF interns</a></li> <li><a href="/campaigns/">Campaigns</a></li> <li><a href="/licensing/">Licensing & Compliance Lab</a></li> <li><a href="https://www.fsf.org/working-together/fund">Working Together for Free Software Fund</a></li> <li><a href="/about/contact/">Contact Us</a></li> <li><a href="/press">Press Information</a></li> <li><a href="https://www.charitynavigator.org/ein/042888848">FSF in Charity Navigator</a></li> <li><a href="/about/financial">FSF financial information</a></li> </ul> <span class="portletBottomLeft"></span> <span class="portletBottomRight"></span> </dd> </dl> </div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a737570706f72746572" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a737570706f72746572"><div class="portletStaticText portlet-static-supporter"><div style="text-align: center;"> <h5>Sign up</h5> <form action="https://my.fsf.org/civicrm/profile/create?reset=1&gid=31" method="post"> <p>Enter your email address to receive our monthly newsletter, the<br /><a href="https://www.fsf.org/free-software-supporter/">Free Software Supporter</a></p> <p><input id="frmEmail" type="text" name="email-Primary" size="18" maxlength="80"></p> <p><input type="submit" name="_qf_Edit_next" value="Subscribe me"></p> <div><input name="postURL" type="hidden" value=""> <input type="hidden" name="group[25]" value="1"> <input name="cancelURL" type="hidden" value="https://my.fsf.org/civicrm/profile?reset=1&gid=31"> <input name="_qf_default" type="hidden" value="Edit:cancel"> </div> </form></div></div> </div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6673662d6e6577732d727373" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6673662d6e6577732d727373"><div class="portletStaticText portlet-static-fsf-news-rss"><p style="float: right;"><a href="/static/fsforg/rss/news.xml" title="Subscribe to an RSS feed of FSF news"><img src="/static/fsforg/css/img/rss.gif" alt="RSS feed" /></a></p></div> </div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6e657773" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6e657773"><dl class="portlet portletNews" xmlns="http://www.w3.org/1999/xhtml"> <dt class="portletHeader"> <span class="portletTopLeft"></span> <a href="https://www.fsf.org/news" class="tile">News</a> <span class="portletTopRight"></span> </dt> <dd class="portletItem odd"> <a href="https://www.fsf.org/news/2025-auction-recap" class="tile" title="BOSTON, Massachusetts, USA (Monday, March 24, 2025) the Free Software Foundation (FSF) today announced that, among other historical free software artifacts, the GNU Head found a new home through an unprecedented memorabilia auction."> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="News Item application/cap" /> GNU Head, Stallman's katana, and Internet Hall of Fame medal auctioned off to free software community members <span class="portletItemDetails">Mar 24, 2025</span> </a> </dd> <dd class="portletItem even"> <a href="https://www.fsf.org/news/2025-silent-auction-pre-bid-phase" class="tile" title="BOSTON, Massachusetts, USA (March 11, 2025) -- The Free Software Foundation (FSF) has published the memorabilia items for bidding in the silent auction on the LibrePlanet wiki. Starting March 17, the FSF will unlock items each day for bidding on the LibrePlanet wiki at 12:00 EDT until March 20. Bidding on all items will conclude at 15:00 EDT on March 21, 2025."> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="News Item" /> FSF launches pre-bid phase for silent memorabilia auction <span class="portletItemDetails">Mar 11, 2025</span> </a> </dd> <dd class="portletItem odd"> <a href="https://www.fsf.org/news/fsf-40-auction-es" class="tile" title=""> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="News Item" /> Subasta de la Free Software Foundation de dibujos originales de GNU, premios y tecnología histórica <span class="portletItemDetails">Mar 03, 2025</span> </a> </dd> <dd class="portletFooter"> <span class="portletBottomLeft"></span> <a href="https://www.fsf.org/news"> More news… </a> <span class="portletBottomRight"></span> </dd> </dl></div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6673662d626c6f67732d727373" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6673662d626c6f67732d727373"><div class="portletStaticText portlet-static-fsf-blogs-rss"><p style="float: right;"><a href="/static/fsforg/rss/blogs.xml" title="Subscribe to an RSS feed of FSF blogs"><img src="/static/fsforg/css/img/rss.gif" alt="RSS feed" /></a></p></div> </div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a726563656e742d626c6f6773" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a726563656e742d626c6f6773"><dl class="portlet portletCollection portlet-collection-recent-blogs"> <dt class="portletHeader"> <span class="portletTopLeft"></span> <a href="https://www.fsf.org/blogs/recent-blog-posts"> <span>Recent blogs</span> </a> <span class="portletTopRight"></span> </dt> <dd class="portletItem odd"> <a href="https://www.fsf.org/blogs/community/march-gnu-spotlight-with-amin-bandali" class="tile contenttype-blog-entry" title="Eighteen new GNU releases in the last month (as of March 31, 2025):"> March GNU Spotlight with Amin Bandali </a> </dd> <dd class="portletItem even"> <a href="https://www.fsf.org/blogs/community/free-filing-should-be-free-as-in-freedom" class="tile contenttype-blog-entry" title="A modern free society has an obligation to offer electronic tax filing that respects user freedom, and the United States is not excluded from this responsibility. "> "Free" filing should be free as in freedom </a> </dd> <dd class="portletItem odd"> <a href="https://www.fsf.org/blogs/licensing/fsd-meeting-recap-2025-03-21" class="tile contenttype-blog-entry" title="Check out the important work our volunteers accomplished at today's Free Software Directory (FSD) IRC meeting."> FSD meeting recap 2025-03-21 </a> </dd> <dd class="portletItem even"> <a href="https://www.fsf.org/blogs/licensing/interview-with-abelujo-founder" class="tile contenttype-blog-entry" title=""> Meet Abelujo, a free software solution for managing bookstores </a> </dd> <dd class="portletFooter"> <span class="portletBottomLeft"></span> <span> <a href="https://www.fsf.org/blogs/recent-blog-posts"> <span class="hiddenStructure">Recent blogs - </span> <span>More…</span> </a> </span> <span class="portletBottomRight"></span> </dd> </dl> </div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6673662d6576656e74732d727373" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6673662d6576656e74732d727373"><div class="portletStaticText portlet-static-fsf-events-rss"><p style="float: right;"><a href="/static/fsforg/rss/events.xml" title="Subscribe to an RSS feed of FSF events"><img src="/static/fsforg/css/img/rss.gif" alt="RSS feed" /></a></p></div> </div> <div class="portletWrapper" data-portlethash="706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6576656e7473" id="portletwrapper-706c6f6e652e7269676874636f6c756d6e0a636f6e746578740a2f6673660a6576656e7473"> <dl class="portlet portletEvents"> <dt class="portletHeader"> <span class="portletTopLeft"></span> <a href="https://www.fsf.org/events" class="tile"> Upcoming Events </a> <span class="portletTopRight"></span> </dt> <dd class="portletItem odd"> <a href="https://www.fsf.org/events/fsd-2025-04-11" class="tile" title="Join the FSF and friends on Friday, April 11 from 12:00 to 15:00 EDT (16:00 to 19:00 UTC) to help improve the Free Software Directory. "> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> Free Software Directory meeting on IRC: Friday, April 11, starting at 12:00 EDT (16:00 UTC) </a> <span class="portletItemDetails"> <span>Apr 11, 2025 12:00 PM - 03:00 PM</span> <span> — #fsf on libera.chat </span> </span> </dd> <dd class="portletItem even"> <a href="https://www.fsf.org/events/community-meetup-beijing-china" class="tile" title="Meet up with local free software advocates and talk about the state of free software movement in China, how we can form stronger communities, and participate in the free software movement locally. "> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event Octet Stream" /> Community meetup in Beijing, China </a> <span class="portletItemDetails"> <span>May 01, 2025 06:00 PM - 08:00 PM</span> <span> — TBA </span> </span> </dd> <dd class="portletFooter"> <a href="https://www.fsf.org/events/aggregator/previous" class="tile"> <span> Previous events… </span> </a> </dd> <dd class="portletFooter"> <a href="https://www.fsf.org/events" class="tile"> Upcoming events… </a> <span class="portletBottomLeft"></span> <span class="portletBottomRight"></span> </dd> </dl> </div>   </div> </aside> </div> </div></div> <div class="visualNoPrint" id="mission-statement"> <p class="c">The FSF is a charity with a worldwide mission to advance software freedom — <a href="/about/">learn about our history and work.</a></p> </div> <div id="ft" class="visualNoPrint"> <footer> <div id="ft-inner" class="custom-doc"> <div id="copyright"> <p class="c">Copyright © 2004-2025 <a href="/about/contact.html" title="Find out how to contact us">Free Software Foundation</a>, Inc. <a href="//my.fsf.org/donate/privacypolicy.html">Privacy Policy</a>.</p> <p>This work is licensed under a <a href="//creativecommons.org/licenses/by-nd/3.0/">Creative Commons Attribution-No Derivative Works 3.0 license (or later version)</a> — <a href="//www.gnu.org/licenses/license-list.html#OpinionLicenses">Why this license?</a></p> </div> <div id="fsf-links-outer"> <div class="yui-g visualNoPrint noMobile" id="fsf-links"> <div> <nav> <div class="yui3-g-r"> <div class="yui3-u-1-2 yui3-g-r first"> <div class="yui3-u-1-2 first" id="sitemap-1"> <p class="netscape4"><a href="#ft">Skip sitemap</a> or <a href="#sitemap-2">skip to licensing items</a></p> <ul> <li><a href="/about/">About</a> <ul> <li><a href="/about/staff-and-board">Staff and Board</a></li> <li><a href="/about/contact.html">Contact Us</a></li> <li><a href="/press">Press Information</a></li> <li><a href="/resources/jobs">Jobs</a></li> <li><a href="/volunteer">Volunteering and Internships</a></li> <li><a href="/history">History</a></li> </ul></li> <li><a href="//my.fsf.org/donate/privacypolicy.html">Privacy Policy</a></li> <li><a href="//weblabels.fsf.org/www.fsf.org/CURRENT/" rel="jslicense">JavaScript Licenses</a></li> <li><a href="/resources/hw">Hardware Database</a></li> <li><a href="//directory.fsf.org">Free Software Directory</a></li> <li><a href="/resources/">Free Software Resources</a></li> <li><a href="/about/dmca-notice">Copyright Infringement Notification</a></li> </ul> </div> <div class="yui3-u-1-2 first" id="sitemap-2"> <p class="netscape4"><a href="#sitemap-3">Skip to general items</a></p> <ul> <li><a href="/campaigns">Campaigns</a> <ul> <li><a href="https://libreplanet.org/wiki/Group:Freedom_Ladder">Freedom Ladder</a></li> <li><a href="https://www.fsf.org/campaigns/fight-to-repair">Fight to Repair</a></li> <li><a href="/campaigns/freejs/">Free JavaScript</a></li> <li><a href="/campaigns/priority-projects/">High Priority Free Software Projects</a></li> <li><a href="/campaigns/campaigns/secure-boot-vs-restricted-boot/">Secure Boot vs Restricted Boot</a></li> <li><a href="/campaigns/surveillance/">Surveillance</a></li> <li><a href="/windows/">Upgrade from Windows</a></li> <li><a href="/working-together">Working Together for Free Software</a></li> <li><a href="//www.gnu.org/">GNU Operating System</a></li> <li><a href="//defectivebydesign.org/">Defective by Design</a></li> <li><a href="http://endsoftpatents.org/">End Software Patents</a></li> <li><a href="/campaigns/opendocument/">OpenDocument</a></li> <li><a href="/campaigns/free-bios.html">Free BIOS</a></li> <li><a href="https://libreplanet.org/">Connect with free software users</a></li> </ul></li></ul> </div> </div> <div class="yui3-u-1-2 yui3-g-r first"> <div class="yui3-u-1-2 first" id="sitemap-3"> <p class="netscape4"><a href="#sitemap-4">Skip to philosophical items</a></p> <ul> <li><a href="/licensing">Licensing</a> <ul> <li><a href="/licensing/education">Education</a></li> <li><a href="/licensing/licenses">Licenses</a> <ul> <li><a href="//www.gnu.org/licenses/gpl.html">GNU GPL</a></li> <li><a href="//www.gnu.org/licenses/agpl.html">GNU AGPL</a></li> <li><a href="//www.gnu.org/licenses/lgpl.html">GNU LGPL</a></li> <li><a href="//www.gnu.org/licenses/fdl.html">GNU FDL</a></li></ul></li> <li><a href="//www.gnu.org/licenses/gpl-faq.html">Licensing FAQ</a></li> <li><a href="/licensing/compliance">Compliance</a></li> <li><a href="//www.gnu.org/licenses/gpl-howto.html">How to use GNU licenses<br>for your own software</a></li></ul></li> </ul> <ul> <li><a href="/news/">Latest News</a><ul> <li><a href="/events/">Upcoming Events</a></li> <li><a href="/blogs/">FSF Blogs</a></li></ul></li> </ul> </div> <div class="yui3-u-1-2 first" id="sitemap-4"> <p class="netscape4"><a href="#ft">Skip list</a></p> <ul> <li><a href="https://www.fsf.org/about/ways-to-donate">Donate to the FSF</a></li> <li><a href="/jfb">Join the FSF</a></li> <li><a href="https://www.fsf.org/patrons">Patrons</a></li> <li><a href="/associate/">Associate Members</a></li> <li><a href="/associate/account/">My Account</a></li> <li><a href="/working-together/fund">Working Together for Free Software Fund</a></li> <li><a href="//www.gnu.org/philosophy/">Philosophy</a><ul> <li><a href="//www.gnu.org/philosophy/free-sw.html">The Free Software Definition</a></li> <li><a href="//www.gnu.org/philosophy/pragmatic.html">Copyleft: Pragmatic Idealism</a></li> <li><a href="//www.gnu.org/philosophy/free-doc.html">Free Software and Free Manuals</a></li> <li><a href="//www.gnu.org/philosophy/selling.html">Selling Free Software</a></li> <li><a href="//www.gnu.org/philosophy/fs-motives.html">Motives for Writing Free Software</a></li> <li><a href="//www.gnu.org/philosophy/right-to-read.html">The Right To Read</a></li> <li><a href="//www.gnu.org/philosophy/open-source-misses-the-point.html">Why Open Source Misses the Point of Free Software</a></li></ul></li> <li><a href="/sitemap">Complete Sitemap</a></li> </ul> </div> </div> </div> </nav> </div> </div> </div> </div> </footer> </div> <div class="c visualNoPrint noMobile" id="powered-by"> <h5 class="netscape4">fsf.org is powered by:</h5> <ul> <li id="powered-by-plone"><a href="//plone.org" title="Plone Powered">Plone</a></li> <li id="powered-by-zope"><a href="//zope.org" title="Powered by Zope">Zope</a></li> <li id="powered-by-python"><a href="//python.org" title="Powered by Python">Python</a></li> <li id="powered-by-civicrm"><a href="//civicrm.org" title="Powered by CiviCRM">CiviCRM</a></li> <li id="powered-by-html5"><a href="//www.w3.org/html">HTML5</a></li> </ul> </div> <form class="c" action="./" method="get" id="choose-language"> <p><select name="set_language"> <option value="ar">Arabic</option> <option value="be">Belarussian</option> <option value="bg">Bulgarian</option> <option value="ca">Catalan</option> <option value="zh">Chinese</option> <option value="kw">Cornish</option> <option value="cs">Czech</option> <option value="da">Danish</option> <option value="en" selected="selected">English</option> <option value="fr">French</option> <option value="de">German</option> <option value="el">Greek</option> <option value="he">Hebrew</option> <option value="hi">Hindi</option> <option value="it">Italian</option> <option value="ja">Japanese</option> <option value="ko">Korean</option> <option value="no">Norwegian</option> <option value="pl">Polish</option> <option value="pt">Portuguese</option> <option value="pt-br">Portuguese (Brazil)</option> <option value="ro">Romanian</option> <option value="ru">Russian</option> <option value="sk">Slovak</option> <option value="es">Spanish</option> <option value="sv">Swedish</option> <option value="tr">Turkish</option> <option value="ur">Urdu</option> <option value="cy">Welsh</option> </select>   <input type="submit" value="Select language"></p> <p><small>Send your feedback on our translations and new translations of pages to <a href="mailto:campaigns@fsf.org">campaigns@fsf.org</a>.</small></p> </form> </div>  <script type="text/javascript"> // @license magnet:?xt=urn:btih:1f739d935676111cfff4b4693e3816e664797050&dn=gpl-3.0.txt GPL-3.0-or-later var _paq = window._paq = window._paq || []; /* tracker methods like "setCustomDimension" should be called before "trackPageView" */ _paq.push(['trackPageView']); _paq.push(['enableLinkTracking']); (function() { var u="https://piwik.fsf.org/"; _paq.push(['setTrackerUrl', u+'matomo.php']); _paq.push(['setSiteId', '5']); var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.type='text/javascript'; g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s); })(); // @license-end </script>  </body> </html>

CINXE.COM

Contact us by email — Free Software Foundation — Working together for free software