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<!DOCTYPE html><html lang="en"dir="ltr"><head><meta charset="UTF-8"><meta name="viewport"content="width=device-width,height=device-height,initial-scale=1,minimum-scale=1,shrink-to-fit=no"><meta http-equiv="X-UA-Compatible"content="ie=edge"><meta name="theme-color"content="#ffffff"><meta name="apple-mobile-web-app-status-bar-style"content="#ffffff"><meta name="generator"content="Jekyll v4.0.1"><meta name="author"content="The GTK Team"><meta name="keywords"content="gtk, gtk, gimp, gnome, toolkit, user interface"><title>The GTK Project - A free and open-source cross-platform widget toolkit</title><meta itemprop="description"name="description"content="GTK is a free and open-source cross-platform widget toolkit for creating graphical user interfaces."><meta property="og:locale"content="en_US"><meta property="og:type"content="article"><meta property="og:title"content="The GTK Project - A free and open-source cross-platform widget toolkit"><meta 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class="container"><div class="row"><div class="col-md-3 small p-0 nav-side"id="mySidenav"><div class="text-break bg-white p-0 pt-2 pt-md-4 h-100"><a href="#"class="btn d-md-none btn-close mt-2"onclick="closeSideNav()"><i class="fas fa-times fa-halfx"></i></a><ul class="list-group"><li class="list-group-item border-0 group-header pb-4"><a href="https://www.gtk.org/docs/getting-started/"class="text-dark"><i class="fas fa-cogs fa-fw"></i> <strong>Getting Started</strong></a><ul class="list-group"><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://www.gtk.org/docs/getting-started/hello-world/"class="text-muted stretched-link">Hello World</a></li></ul></li><li class="list-group-item border-0 group-header pb-4"><a href="https://www.gtk.org/docs/installations/"class="text-dark"><i class="fas fa-box-open fa-fw"></i> <strong>Installations</strong></a><ul class="list-group"><li class="list-group-item border-0 p-0 py-1 padding-icon"><a 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href="https://www.gtk.org/docs/dev-tools/eclipse/"class="text-muted stretched-link">Eclipse</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://www.gtk.org/docs/dev-tools/gnome-builder/"class="text-muted stretched-link">Gnome Builder</a></li></ul></li><li class="list-group-item border-0 group-header pb-4"><a href="https://www.gtk.org/docs/apis/"class="text-dark"><i class="fas fa-cubes fa-fw"></i> <strong>API References</strong></a><ul class="list-group"><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://docs.gtk.org/gtk4/"class="text-muted stretched-link">GTK</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://docs.gtk.org/gdk4/"class="text-muted stretched-link">GDK</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://docs.gtk.org/gsk4/"class="text-muted stretched-link">GSK</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://docs.gtk.org/gdk-pixbuf/"class="text-muted stretched-link">GdkPixbuf</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://docs.gtk.org/Pango/"class="text-muted stretched-link">Pango</a></li></ul></li><li class="list-group-item border-0 group-header pb-4"><a href="https://www.gtk.org/docs/architecture/"class="text-dark"><i class="fas fa-vector-square fa-fw"></i> <strong>Architecture</strong></a><ul class="list-group"><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://www.gtk.org/docs/architecture/glib/"class="text-muted stretched-link">Glib</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://www.gtk.org/docs/architecture/pango/"class="text-muted stretched-link">Pango</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://www.cairographics.org/documentation/"class="text-muted stretched-link">Cairo</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://www.opengl.org/"class="text-muted stretched-link">OpenGL</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://www.vulkan.org/"class="text-muted stretched-link">Vulkan</a></li><li class="list-group-item border-0 p-0 py-1 padding-icon"><a href="https://wayland.freedesktop.org/"class="text-muted stretched-link">Wayland</a></li></ul></li></ul></div></div><div class="col-md-9 py-4 px-sm-4 bg-light border-0 border-md-left"><div class="d-flex flex-sm-row flex-column py-3 py-md-0 app-shadow"><div class="w-100"><button class="btn btn-mdcolor btn-sm d-inline-block d-md-none"onclick="openSideNav()"role="button"><i class="fas fa-bars fa-fw pr-2"></i>More Topics</button><nav aria-label="breadcrumb"><ol class="breadcrumb small bg-transparent pl-0 m-0"><li class="breadcrumb-item"><a href="https://www.gtk.org/docs/">Docs</a></li><li class="breadcrumb-item active"aria-current="page">Language Bindings</li></ol></nav></div></div><article class="markdown-body my-4"><h1 id="language-bindings">Language Bindings</h1><p>GTK is written using the <a href="https://en.m.wikipedia.org/wiki/C_(programming_language)">C programming language</a>, but its also available to various programming languages through <em>language bindings</em>, which allow writing GTK applications in the style of those languages. Language bindings are relatively easy to create because GTK is designed with them in mind.</p><p>There are various, maintained language bindings available for GTK:</p><table><thead><tr><th>Language</th><th style="text-align: center">v3</th><th style="text-align: center">v4</th></tr></thead><tbody><tr><td><a href="https://www.gtkmm.org/en/index.html">C++</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="https://gtkd.org/">D</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="https://github.com/diamondburned/gotk4">Go</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="https://www.gnu.org/software/g-golf/">Guile</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="https://gitlab.gnome.org/GNOME/gjs/blob/master/doc/Home.md">JavaScript</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="http://gtk2-perl.sourceforge.net/">Perl</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="https://pygobject.readthedocs.io/en/latest/">Python</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="https://gtk-rs.org">Rust</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr><tr><td><a href="https://valadoc.org/">Vala</a></td><td style="text-align: center"><i class="far fa-check-circle"></i></td><td style="text-align: center"><i class="far fa-check-circle"></i></td></tr></tbody></table><h2 id="introspection">Introspection</h2><p>GTK generates a complete, machine readable description of its API as part of its build; the introspection data is available both as an XML file and as a binary format that can be loaded using a shared library. The introspection data is commonly used to write the language bindings in the list above.</p><p>For more information on the introspection data, you can read <a href="https://gi.readthedocs.io/en/latest/">the GObject Introspection documentation</a>.</p></article><div class="bg-white p-3 border rounded shadow-sm small"><i class="fas fa-edit text-info fa-fw pr-2"></i> <span>Observed a typo or some missing information, <a href="https://gitlab.gnome.org/Teams/Websites/www.gtk.org/tree/master/_docs/language-bindings/index.md">edit this page</a>.</span><br><i class="fas fa-plus-square text-info fa-fw pr-2"></i> <span>Read on <a href="https://gitlab.gnome.org/Teams/Websites/www.gtk.org/tree/master/CONTRIBUTING.md/">how to contribute</a> to this website.</span></div></div></div></div></section><script src="https://www.gtk.org/assets/jquery/dist/jquery.min.js"></script><script src="https://www.gtk.org/assets/popper.js/dist/umd/popper.min.js"></script><script src="https://www.gtk.org/assets/bootstrap/dist/js/bootstrap.min.js"></script><script>var btnTop = $("#btn-go-to-top"); $(window).scroll(function() { if ($(window).scrollTop() < 400) { btnTop.addClass("d-none"); } else { btnTop.removeClass("d-none"); } }); btnTop.on("click", function(e) { e.preventDefault(); $("html, body").animate({scrollTop: 0}); });</script><script>// handles the sidebar opening and closing functionality function openSideNav() { document.querySelector(".nav-side").style.left = "0%"; document.querySelector(".nav-side").style.opacity = "1"; } function closeSideNav() { document.querySelector(".nav-side").style.left = "-100%"; document.querySelector(".nav-side").style.opacity = "0"; } // adds anchor links to the headings in the markdown body var headings = document.querySelectorAll( '.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4, .markdown-body h5, .markdown-body h6' ); headings.forEach(heading => { heading.innerHTML = heading.innerHTML + ` <a id="${heading.id}" href="#${heading.id}" class="anchor"><i class="fas fa-link octicon octicon-link text-secondary" style="font-size: 0.8rem;"></i></a> `; });</script><footer class="container-fluid bg-dark navbar-dark text-info py-4 small"><div class="container"><div class="row"><div class="col-sm-5 col-lg-4 py-3 py-sm-2"><a href="https://www.gnome.org/"><img src="https://www.gtk.org/assets/img/logo-gnome-horizontal.svg"class="img-fluid pb-2"width="100"></a><p>GTK is hosted by GNOME.</p><p>GTK is maintained by the <a href="https://www.gtk.org/community#contributors"class="text-muted font-weight-bold">GTK Team</a>.</p><p>© 1997-2024, The GTK Team. 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