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class="title">Logiciel libre</h1> </div>  <div id="content-area"> <div class="clear"></div> <div id="node-10307" class="node node-type-lexique"><div class="node-inner"> <div class="submitted"> Submitted by april on 14 juin, 2008 - 17:11 </div> <div class="taxonomy terms terms-inline"> in <ul class="links inline"><li class="taxonomy_term_2 first"><a href="/themes/le-logiciel-libre" rel="tag" title="Le logiciel Libre et les libertés fondamentales qu'il offre à tous ses utilisateurs">Le Logiciel Libre</a></li> <li class="taxonomy_term_10 last"><a href="/themes/licences" rel="tag" title="Les licenses de logiciels libres : GPL, BSD, Cecill, MPL, etc.">Licences</a></li> </ul></div> <div class="content">  <div id="bandeau-campagne-2014" style="@media print{display:none;}"> <a href="/adherer" title="Lien vers le site de la campagne d'adhésion de l'April"> <img class="fc" alt="Image illustrant la campagne d'adhésion" src="/sites/default/files/priorite-logiciel-libre-je-soutiens-april.png" /> </a> </div> <div class="clear;"></div> <p>Un logiciel libre est un logiciel qui est fourni avec son code source et dont l'utilisation, l'étude, la modification et la diffusion des versions modifiées sont autorisées. Un logiciel libre n'est pas forcément gratuit, même si c'est souvent le cas.</p> <p>Retrouvez plus d'information sur cette <a href="http://www.april.org/fr/articles/intro" title="Lien vers la page Documents d'introduction sur le logiciel libre">page de présentation</a>.</p> </div> </div></div>  </div> </div></div>  <div id="sidebar-right"><div id="sidebar-right-inner" class="region region-right"> <div id="block-search-0" class="block block-search region-odd odd region-count-1 count-1"><div class="block-inner"> <div class="content"> <form action="/node/10307" accept-charset="UTF-8" method="post" id="search-block-form"> <div><div class="container-inline"> <div class="form-item" id="edit-search-block-form-1-wrapper"> <input type="text" maxlength="128" name="search_block_form" id="edit-search-block-form-1" size="15" value="" title="Enter the terms you wish to search for." class="form-text" /> </div> <input type="submit" name="op" id="edit-submit-0" value="Search" class="form-submit" /> <input type="hidden" name="form_build_id" id="form-so_7z9Eesc8PS5EsC14Aa0IAwOUdumCNM9XZEaG0o6g" value="form-so_7z9Eesc8PS5EsC14Aa0IAwOUdumCNM9XZEaG0o6g" /> <input type="hidden" name="form_id" id="edit-search-block-form" value="search_block_form" /> </div> </div></form> </div> </div></div>  <div id="block-block-3" class="block block-block region-even even region-count-2 count-2"><div class="block-inner"> <div class="content"> <a href="https://www.april.org/adherer"><img src="/sites/default/themes/zen_april/images/adherer.png" alt="Adhérez à l'April" style="margin-left:10px;"/></a> </div> </div></div>  <div id="block-block-4" class="block block-block region-odd odd region-count-3 count-3"><div class="block-inner"> <div class="content"> <div style="text-align:center">  <p>  Inscrivez-vous aujourd'hui à l'infolettre pour découvrir les enjeux du logiciel libre, des outils et des moyens d'actions. Prenez le contrôle de vos libertés informatiques. Suivez nos actions en cours et à venir. </p> <a href="/wws/subrequest/april-actu"><img src="/sites/default/themes/zen_april/images/inscription-lettre-information.png" alt="Abonnez-vous à notre lettre d'information"/></a> </div> </div> </div></div>  <div id="block-menu-menu-menu-secondaire" class="block block-menu region-even even region-count-4 count-4"><div class="block-inner"> <div class="content"> <ul class="menu"><li class="leaf first"><a href="/presse" title="">Espace presse</a></li> <li class="leaf last"><a href="/nous-contacter" title="">Contact</a></li> </ul> </div> </div></div>  <div id="block-menu-menu-traductions" class="block block-menu region-odd odd region-count-5 count-5"><div class="block-inner"> <div class="content"> <ul class="menu"><li class="leaf first last"><a href="http://www.april.org/en/" title="">[ English ]</a></li> </ul> </div> </div></div>  <div id="block-block-16" class="block block-block region-even even region-count-6 count-6"><div class="block-inner"> 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