— 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/" /> <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> — 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; 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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> </div></div> <div class=""> <dl class="portalMessage info" id="kssPortalMessage" style="display:none"> <dt>Info</dt> <dd></dd> </dl> <article> <div id="content"> <h1 class="documentFirstHeading"> This page does not seem to exist… </h1> <div id="content-core"> <p> We apologize for the inconvenience, but the page you were trying to access is not at this address. You can use the links below to help you find what you are looking for. </p> <p> If you are certain you have the correct web address but are encountering an error, please contact the <span> <a href="https://www.fsf.org/contact-info">Site Administration</a></span>. </p> <p> Thank you. </p>  <h3>You might have been looking for…</h3> <dl> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/join-the-fsf-and-friends-in-updating-the-free-software-directory-2" class="state-published">Join the FSF and friends in updating the Free Software Directory</a> <span class="discreet"> by jgay, Sep 26, 2012 10:43 PM </span> </dt> <dd>Join the FSF and friends on IRC in the #fsf channel on freenode to help improve the Free Software Directory by adding new entries and updating existing ones.</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/join-the-fsf-and-friends-in-updating-the-free-software-directory" class="state-published">Join the FSF and friends in updating the Free Software Directory</a> <span class="discreet"> by donaldr3, Oct 04, 2012 03:47 PM </span> </dt> <dd>Join us in improving the Free Software Directory</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/join-the-fsf-and-friends-in-updating-the-free-software-directory-1" class="state-published">Join the FSF and friends in updating the Free Software Directory</a> <span class="discreet"> by jgay, Sep 13, 2012 03:44 PM </span> </dt> <dd>Join us in improving the Free Software Directory</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/fsd-20240119-irc-1" class="state-visible">fsd-20240119-irc</a> <span class="discreet"> by craigt, Jan 17, 2024 11:52 AM </span> </dt> <dd>Join the FSF and friends on Friday, January 19, from 12:00 to 15:00 EST (17:00 to 20:00 UTC) to help improve the Free Software Directory.</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/join-the-fsf-and-friends-in-updating-the-free-software-directory-4" class="state-published">Join the FSF and friends in updating the Free Software Directory</a> <span class="discreet"> by jgay, Nov 01, 2012 06:01 PM </span> </dt> <dd>Join the FSF and friends on Friday November 2nd, from 2pm to 5pm EDT (18:00 to 21:00 UTC) to help improve the Free Software Directory by adding new entries and ...</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/join-the-fsf-and-friends-in-updating-the-free-software-directory-5" class="state-published">Join the FSF and friends in updating the Free Software Directory</a> <span class="discreet"> by jgay, Nov 29, 2012 05:57 PM </span> </dt> <dd>Join the FSF and friends on Friday November 30th, from 12:30pm to 2pm EDT (17:30 to 19:00 UTC) to help improve the Free Software Directory by adding new ...</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/join-the-fsf-and-friends-in-updating-the-free-software-directory-6" class="state-published">Join the FSF and friends in updating the Free Software Directory</a> <span class="discreet"> by jgay, Dec 13, 2012 11:59 AM </span> </dt> <dd>Join the FSF and friends on Friday December 14th, from 2:00pm to 5pm EDT (19:00 to 22:00 UTC) to help improve the Free Software Directory by adding new entries ...</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event" /> <a href="https://www.fsf.org/events/join-the-fsf-and-friends-in-updating-the-free-software-directory-3" class="state-published">Join the FSF and friends in updating the Free Software Directory</a> <span class="discreet"> by donaldr3, Oct 11, 2012 03:22 PM </span> </dt> <dd>Join the FSF and friends on Friday October 12th, from 2pm to 5pm EDT (18:00 to 21:00 UTC) to help improve the Free Software Directory by adding new entries and ...</dd> <dt class="contenttype-document"> <a href="https://www.fsf.org/free-software-supporter/2017/february" class="state-published">Free Software Supporter - Issue 106, February 2017</a> <span class="discreet"> by fsfweb, Feb 03, 2017 11:30 AM </span> </dt> <dd>Welcome to the Free Software Supporter, the Free Software Foundation's (FSF) monthly news digest and action update -- being read by you and 134,587 other ...</dd> <dt class="contenttype-event"> <img width="16" height="16" src="https://www.fsf.org/static/fsforg/css/img/newsitem_icon.gif" alt="Event C source code" /> <a href="https://www.fsf.org/events/fsd-20220708-irc" class="state-published">Free Software Directory on IRC: Friday, July 8, starting at 12:00 EDT (16:00 UTC)</a> <span class="discreet"> by craigt, Jul 05, 2022 12:49 PM </span> </dt> <dd>Join the FSF and friends Friday, July 8, from 12:00 to 15:00 EDT (16:00 to 19:00 UTC) to help improve the Free Software Directory.</dd> </dl> </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="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/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 even"> <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 odd"> <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="portletItem even"> <a href="https://www.fsf.org/blogs/community/only-one-day-left-to-win-a-one-of-a-kind-piece-of-free-software-history" class="tile contenttype-blog-entry" title="Our first-ever Silent Memorabilia Auction will end tomorrow, March 21, at 15:00 EDT (19:00 UTC). This is your last chance to bid!"> Only one day left to win a piece of free software history in the silent auction </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-2025-04-04-irc" class="tile" title="Join the FSF and friends on Friday, April 4 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 C source code" /> Free Software Directory meeting on IRC: Friday, April 4, starting at 12:00 EDT (16:00 UTC) </a> <span class="portletItemDetails"> <span>Apr 04, 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. 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