<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- index.qdoc --> <title>Qt 5.9</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <h1 class="title">Qt 5.9</h1> <span class="subtitle"></span> <!-- $$$index.html-description --> <div class="descr"> <a name="details"></a> <div class="landing"><div class="col-1"><div class="heading"></div><p>Qt is a full development framework with tools designed to streamline the creation of applications and user interfaces for desktop, embedded, and mobile platforms.</p> <div class="landingicons"><div class="icons1of3"><p class="centerAlign"><img src="images/icon_Qt_78x78px.png" alt="" /></p><a name="qt-framework"></a> <h2 id="qt-framework">Qt Framework</h2> <p>Intuitive <a href="reference-overview.html">API</a>s for <a href="classes.html">C++</a> and JavaScript-like programming with <a href="qmlapplications.html">Qt Quick</a> for rapid UI creation.</p> </div><div class="icons1of3"><p class="centerAlign"><img src="images/icon_QtCreator_78x78px.png" alt="" /></p><a name="qt-creator-ide"></a> <h2 id="qt-creator-ide">Qt Creator IDE</h2> <p>A powerful cross-platform <a href="http://doc.qt.io/qtcreator/index.html">integrated development environment</a>, including <a href="http://doc.qt.io/qtcreator/creator-design-mode.html">UI designer</a> tools and on-device <a href="http://doc.qt.io/qtcreator/creator-debugging.html">debugging</a>.</p> </div><div class="icons1of3"><p class="centerAlign"><img src="images/icon_Tools.png" alt="" /></p><a name="tools-and-toolchains"></a> <h2 id="tools-and-toolchains">Tools and Toolchains</h2> <p><a href="internationalization.html">Internationalization</a> support, <a href="embedded-linux.html">embedded</a> toolchains, and more.</p> </div></div><a name="licenses-used-in-qt"></a> <h2 id="licenses-used-in-qt">Licenses Used in Qt</h2> <p>Qt Framework and tools are available under both open-source and commercial <a href="licensing.html">licenses</a>.</p> <p>The commercially licensed Qt contains additional functionality and productivity tools. 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