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</style><table class="infobox vevent"><tbody><tr><th colspan="2" class="infobox-above summary">GNUstep</th></tr><tr><td colspan="2" class="infobox-image logo"><span typeof="mw:File"></span></td></tr><tr><td colspan="2" class="infobox-image logo"><span typeof="mw:File"></span><div class="infobox-caption">Window Maker and a variety of applications were developed with the GNUstep libraries, including a <a href="Gomoku" title="Gomoku">gomoku</a> game, <a href="Calculator" title="Calculator">calculator</a>, and <a href="TextEdit" title="TextEdit">TextEdit</a>.</div></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Programmer" title="Programmer">Developer(s)</a></th><td class="infobox-data">GNUstep Developers</td></tr><tr style="display: none;"><td colspan="2" class="infobox-full-data"></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Software_release_life_cycle" title="Software release life cycle">Stable release</a></th><td class="infobox-data"><div style="margin:0px;">make 2.9.2, base 1.30.0, gui 0.31.1, back 0.31.0
/ June&nbsp;6, 2024<span style="display:none">&nbsp;(<span class="bday dtstart published updated">2024-06-06</span>)</span></div></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Software_release_life_cycle#Beta" title="Software release life cycle">Preview release</a></th><td class="infobox-data"><div style="margin:0px;">on the GitHub software repository
</div></td></tr><tr style="display:none"><td colspan="2">
</td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Repository_(version_control)" title="Repository (version control)">Repository</a></th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r1126788409">
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</style><div class="plainlist"><ul><li><span class="url"><a rel="nofollow" class="external text" href="https://github.com/gnustep">github<wbr>.com<wbr>/gnustep</a></span> </li></ul>
</div></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Written in</th><td class="infobox-data"><a href="Objective-C" title="Objective-C">Objective-C</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Operating_system" title="Operating system">Operating system</a></th><td class="infobox-data"><a href="Cross-platform" class="mw-redirect" title="Cross-platform">Cross-platform</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Software_categories#Categorization_approaches" title="Software categories">Type</a></th><td class="infobox-data"><a href="Widget_toolkit" title="Widget toolkit">Widget toolkit</a></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Software_license" title="Software license">License</a></th><td class="infobox-data"><a href="GNU_General_Public_License" title="GNU General Public License">GNU General Public License</a> for the applications <br> <a href="GNU_Lesser_General_Public_License" title="GNU Lesser General Public License">GNU Lesser General Public License</a> for the libraries.</td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;">Website</th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="https://www.gnustep.org/">www<wbr>.gnustep<wbr>.org</a></span></td></tr></tbody></table>
<p><b>GNUstep</b> is a <a href="Free_software" title="Free software">free software</a> implementation of the <a href="Cocoa_(API)" title="Cocoa (API)">Cocoa</a> (formerly <a href="OpenStep" title="OpenStep">OpenStep</a>) <a href="Objective-C" title="Objective-C">Objective-C</a> <a href="Software_framework" title="Software framework">frameworks</a>, <a href="Widget_toolkit" title="Widget toolkit">widget toolkit</a>, and application development tools for <a href="Unix-like" title="Unix-like">Unix-like</a> <a href="Operating_system" title="Operating system">operating systems</a> and <a href="Microsoft_Windows" title="Microsoft Windows">Microsoft Windows</a>. It is part of the <a href="GNU_Project" title="GNU Project">GNU Project</a>.
</p><p>GNUstep features a cross-platform, object-oriented <a href="Integrated_development_environment" title="Integrated development environment">IDE</a>. Apart from the default <a href="Objective-C" title="Objective-C">Objective-C</a> interface, GNUstep also has <a href="Language_binding" title="Language binding">bindings</a> for <a href="Java_(programming_language)" title="Java (programming language)">Java</a>, <a href="Ruby_programming_language" class="mw-redirect" title="Ruby programming language">Ruby</a>,<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <a href="GNU_Guile" title="GNU Guile">GNU Guile</a> and <a href="Scheme_(programming_language)" title="Scheme (programming language)">Scheme</a>.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> The GNUstep developers track some additions to Apple's <a href="Cocoa_(API)" title="Cocoa (API)">Cocoa</a> to remain compatible. The roots of the GNUstep application interface are the same as the roots of Cocoa: <a href="NeXTSTEP" title="NeXTSTEP">NeXTSTEP</a> and <a href="OpenStep" title="OpenStep">OpenStep</a>. GNUstep thus predates Cocoa, which emerged when <a href="Apple_Inc." title="Apple Inc.">Apple</a> acquired <a href="NeXT" title="NeXT">NeXT</a>'s technology and incorporated it into the development of the original <a href="MacOS" title="MacOS">Mac OS X</a>, while GNUstep was initially an effort by <a href="GNU_Project" title="GNU Project">GNU</a> developers to replicate the technically ambitious NeXTSTEP's programmer-friendly features.
</p>
<meta property="mw:PageProp/toc">
<div class="mw-heading mw-heading2"><h2 id="History">History</h2></div>
<p>GNUstep began when <a href="Paul_Kunz" title="Paul Kunz">Paul Kunz</a> and others at <a href="Stanford_Linear_Accelerator_Center" class="mw-redirect" title="Stanford Linear Accelerator Center">Stanford Linear Accelerator Center</a> wanted to port <a href="HippoDraw" title="HippoDraw">HippoDraw</a> from <a href="NeXTSTEP" title="NeXTSTEP">NeXTSTEP</a> to another platform. Instead of rewriting HippoDraw from scratch and reusing only the application design, they <a href="Rewrite_(programming)" title="Rewrite (programming)">decided to rewrite</a> the NeXTSTEP <a href="Object-oriented_programming" title="Object-oriented programming">object</a> layer on which the application depended. This was the first version of <i>libobjcX</i>. It enabled them to port HippoDraw to Unix systems running the <a href="X_Window_System" title="X Window System">X Window System</a> without changing a single line of their application source. After the OpenStep specification was released to the public in 1994, they decided to write a new <i>objcX</i> which would adhere to the new APIs. The software would become known as "GNUstep".<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Software_architecture">Software architecture</h2></div>

<p>The <a href="Foundation_Kit" title="Foundation Kit">Foundation Kit</a> provides basic classes such as wrapper classes and data structure classes. The <a href="Application_Kit" class="mw-redirect" title="Application Kit">Application Kit</a> provides classes oriented around <a href="Graphical_user_interface" title="Graphical user interface">graphical user interface</a> capabilities. GNUstep contains a set of <a href="Graphical_control_element" class="mw-redirect" title="Graphical control element">graphical control elements</a> written in the Objective-C programming language.
</p><p>The <a href="Graphical_user_interface" title="Graphical user interface">graphical user interface</a> (GUI) of <a href="GNUMail" title="GNUMail">GNUMail</a> is composed of graphics control elements. GNUMail has to interact with the <a href="Windowing_system" title="Windowing system">windowing system</a>, e.g. <a href="X_Window_System_core_protocol" title="X Window System core protocol">X11</a> or <a href="Wayland_(display_server_protocol)" class="mw-redirect" title="Wayland (display server protocol)">Wayland</a>, and its graphical user interface has to be <a href="Rendering_(computer_graphics)" title="Rendering (computer graphics)">rendered</a>. GNUstep's backend provides a small set of functions used by the user interface library to interface to the actual <a href="Windowing_system" title="Windowing system">windowing system</a>. It also has a <a href="Rendering_engine" class="mw-redirect" title="Rendering engine">rendering engine</a> which emulates common <a href="PostScript" title="PostScript">Postscript</a> functions. The package gnustep-back provides the following backends:
</p>
<ul><li>cairo – default backend using the <a href="Cairo_(graphics)" title="Cairo (graphics)">Cairo</a> 2D graphics library.</li>
<li>winlib – default backend on Microsoft Windows systems. Cairo and <a href="Windows_API" title="Windows API">Windows API</a> variants.</li>
<li>art – old (deprecated) backend on unix-like systems. Uses the vector-based PostScript-like 2D graphics library <a href="Libart" title="Libart">Libart</a>.</li>
<li><a href="Xlib" title="Xlib">xlib</a> – old (deprecated) X11 backend.</li></ul>
<p>GNUstep inherits some design principles proposed in OPENSTEP (GNUstep predates Cocoa, but Cocoa is based on OPENSTEP) as well as the <a href="Objective-C" title="Objective-C">Objective-C</a> language.
</p>
<ul><li><a href="Model%E2%80%93view%E2%80%93controller" title="Model–view–controller">Model–view–controller</a> paradigm</li>
<li><a href="Target%E2%80%93action" title="Target–action">Target–action</a></li>
<li><a href="Drag-and-drop" class="mw-redirect" title="Drag-and-drop">Drag-and-drop</a></li>
<li><a href="Delegation_(computer_science)" class="mw-redirect" title="Delegation (computer science)">Delegation</a></li>
<li><a href="Message_passing" title="Message passing">Message forwarding</a> (through NSInvocation)</li></ul>
<p>In addition to the Objective-C interface, some small projects under the GNUstep umbrella implement other APIs from Apple:
</p>
<ul><li>The Boron library aims to implement the <a href="Carbon_(API)" title="Carbon (API)">Carbon API</a>. It is very incomplete.</li>
<li>The CoreBase library is designed to be compatible with <a href="Core_Foundation" title="Core Foundation">Core Foundation</a>. It is not complete enough for the Base (Foundation Kit) component to simply be a wrapper around it.</li>
<li>The QuartzCore library implements <a href="Core_Animation" title="Core Animation">Core Animation</a> APIs. The Opal library implements <a href="Quartz_2D" title="Quartz 2D">Quartz 2D</a>.</li></ul>
<p>As of February&nbsp;2020, there are no projects that build the <a href="Swift_programming_language" class="mw-redirect" title="Swift programming language">Swift programming language</a> against the GNUstep Objective-C environment.
</p>
<div class="mw-heading mw-heading2"><h2 id="Applications">Applications</h2></div>
<p>Here are some examples of applications written for or ported to GNUstep.
</p>
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<div class="mw-heading mw-heading3"><h3 id="Original">Original</h3></div>
<ul><li>Addresses, an address/<a href="Contacts_manager" class="mw-redirect" title="Contacts manager">contacts manager</a></li>
<li>Étoilé, a <a href="Desktop_environment" title="Desktop environment">desktop environment</a></li>
<li><a href="GNUMail" title="GNUMail">GNUMail</a>, an <a href="E-mail_client" class="mw-redirect" title="E-mail client">e-mail client</a></li>
<li>GNUstep Database Library 2, an <a href="Enterprise_Objects_Framework" title="Enterprise Objects Framework">Enterprise Objects Framework</a> clone</li>
<li><a href="GNUstepWeb" class="mw-redirect" title="GNUstepWeb">GNUstepWeb</a>, an application server compatible with WebObjects 4.x</li>
<li><a href="Gorm_(computing)" class="mw-redirect" title="Gorm (computing)">Gorm</a>, a <a href="User_interface" title="User interface">user interface</a> builder application, and part of the developer tools of GNUstep. Gorm is the equivalent of <a href="Interface_Builder" title="Interface Builder">Interface Builder</a> that was originally found on <a href="NeXTSTEP" title="NeXTSTEP">NeXTSTEP</a>, then <a href="OPENSTEP" class="mw-redirect" title="OPENSTEP">OPENSTEP</a>, and finally on <a href="Mac_OS_X" class="mw-redirect" title="Mac OS X">Mac OS X</a>. It supports the old <i>.nib</i> files as well as its own <i>.gorm</i> file format.</li>
<li>GWorkspace, a workspace and <a href="File_manager" title="File manager">file manager</a></li>
<li>Grr, an <a href="RSS_Feed_Reader" class="mw-redirect" title="RSS Feed Reader">RSS feed reader</a></li>
<li><a href="Oolite_(video_game)" title="Oolite (video game)">Oolite</a>, a clone of <i><a href="Elite_(video_game)" title="Elite (video game)">Elite</a></i>, a space simulation game with trading components</li>
<li>PRICE, imaging application</li>
<li>ProjectCenter, the <a href="Project_Builder" title="Project Builder">Project Builder</a> or <a href="Xcode" title="Xcode">Xcode</a> equivalent.</li>
<li>TalkSoup, an <a href="IRC" title="IRC">IRC</a> client</li>
<li><a href="Terminal_(macOS)" title="Terminal (macOS)">Terminal</a></li>
<li>Zipper, a <a href="File_archiver" title="File archiver">file archiver</a> tool</li>
<li>Window Maker is a <a href="Window_manager" title="Window manager">window manager</a> that emulates <a href="NeXTSTEP" title="NeXTSTEP">NeXTSTEP</a>'s <a href="Graphical_user_interface" title="Graphical user interface">GUI</a> as an <a href="OpenStep" title="OpenStep">OpenStep</a>-compatible environment.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> It was launched in 1997 as an improved take on <a href="AfterStep" title="AfterStep">AfterStep</a>'s design.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></li></ul>
<div class="mw-heading mw-heading3"><h3 id="Ported_from_NeXTSTEP,_OPENSTEP,_or_macOS">Ported from NeXTSTEP, OPENSTEP, or macOS</h3></div>
<ul><li>Adun</li>
<li>BioCocoa</li>
<li><a href="Chess_(Mac_OS)" class="mw-redirect" title="Chess (Mac OS)">Chess</a></li>
<li>Cenon</li>
<li>DoomEd</li>
<li>EdenMath</li>
<li>Eggplant</li>
<li><a href="Emacs" title="Emacs">Emacs</a></li>
<li>Fortunate</li>
<li><a href="Gomoku" title="Gomoku">Gomoku</a></li>
<li>NeXTGO</li>
<li>PikoPixel</li>
<li><a href="TextEdit" title="TextEdit">TextEdit</a></li>
<li>TimeMon</li></ul>
<div class="mw-heading mw-heading3"><h3 id="Forks_of_GNUstep">Forks of GNUstep</h3></div>
<ul><li><a href="Universal_Windows_Platform" title="Universal Windows Platform">Universal Windows Platform</a>, which includes a <a href="WinObjC" class="mw-redirect" title="WinObjC">WinObjC</a> suite consisting of various parts of GNUstep and <a href="Microsoft" title="Microsoft">Microsoft</a>'s own implementations of things like the <a href="Cocoa_Touch" class="mw-redirect" title="Cocoa Touch">Cocoa Touch</a> API.<sup id="cite_ref-libobjc_6-0" class="reference"><a href="#cite_note-libobjc-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup></li></ul>
<div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2></div>
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<ul><li><a href="Darling_(software)" title="Darling (software)">Darling (software)</a>, a compatibility layer that relies on GNUstep</li>
<li><a href="GNUstep_fat_bundle" class="mw-redirect" title="GNUstep fat bundle">GNUstep fat bundle</a></li>
<li><a href="GNUstep_Renaissance" title="GNUstep Renaissance">GNUstep Renaissance</a>, framework for XML description of portable GNUstep/Mac OS X <a href="User_interface" title="User interface">user interfaces</a></li>
<li><a href="Miller_Columns" class="mw-redirect" title="Miller Columns">Miller Columns</a>, the method of file tree browsing the GWorkspace File Viewer uses</li>
<li><a href="Property_list" title="Property list">Property list</a>, often-used file format to store user settings</li>
<li><a href="StepTalk" class="mw-redirect" title="StepTalk">StepTalk</a>, scripting framework</li></ul>
<div class="mw-heading mw-heading2"><h2 id="References">References</h2></div>
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</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.gnustep.org/experience/RIGS.html">"GNUstep Developer Tools - RIGS"</a>. <i>www.gnustep.org</i><span class="reference-accessdate">. Retrieved <span class="nowrap">10 April</span> 2018</span>.</cite></span>
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<li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20051218234159/http://www.gnustep.it/marko/GScheme">GScheme</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20051218234159/http://www.gnustep.it/marko/GScheme/">Archived</a> 2005-12-18 at the <a href="Wayback_Machine" title="Wayback Machine">Wayback Machine</a></span>
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<li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://gnustep.made-it.com/Guides/History.html">"GNUstep History"</a>. <i>gnustep.made-it.com</i><span class="reference-accessdate">. Retrieved <span class="nowrap">10 April</span> 2018</span>.</cite></span>
</li>
<li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.linuxinsider.com/story/window-maker-live-cool-retro-look-even-cooler-performance-84768.html">"Window Maker Live: Cool Retro Look, Even Cooler Performance"</a>. <i>LinuxInsider</i>. August 28, 2017.</cite></span>
</li>
<li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.zdnet.com/article/the-best-old-school-linux-window-managers-that-still-hold-up/">"The best old-school Linux window managers that still hold up"</a>. <i>ZDNET</i>. 1 October 2024.</cite></span>
</li>
<li id="cite_note-libobjc-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-libobjc_6-0">^</a></b></span> <span class="reference-text"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://github.com/gnustep/libobjc2/releases/tag/v2.0">"GNUstep Objective-C Runtime 2.0"</a>. <i>GitHub</i>. <q>Note: Microsoft's WinObjC project contains a friendly fork of this library that includes a work around for the incremental linking issue.</q></cite></span>
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<div class="side-box-text plainlist">Wikimedia Commons has media related to <a href="https://commons.wikimedia.org/wiki/GNUstep" class="extiw external" title="commons:GNUstep"><span style="font-style:italic; font-weight:bold;">GNUstep</span></a>.</div></div>
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<ul><li><span class="official-website"><span class="url"><a rel="nofollow" class="external text" href="https://gnustep.org/">Official website</a></span></span></li>
<li><a rel="nofollow" class="external text" href="https://gap.nongnu.org/">GNUstep Application Project</a></li>
<li><a rel="nofollow" class="external text" href="http://www.network-theory.co.uk/articles/pero.html">A 2003 interview with GNUstep developer Nicola Pero</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20070107021109/http://www.network-theory.co.uk/articles/pero.html">Archived</a> 2007-01-07 at the <a href="Wayback_Machine" title="Wayback Machine">Wayback Machine</a></li>
<li><a rel="nofollow" class="external text" href="https://twit.tv/floss44">FLOSS Weekly Interview with Gregory Casamento and Riccardo Mottola from GNUstep</a></li></ul>
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</style><div id="GNU_Project62" style="font-size:114%;margin:0 4em"><a href="GNU_Project" title="GNU Project">GNU Project</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">History</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="GNU_Manifesto" title="GNU Manifesto">GNU Manifesto</a></li>
<li><a href="Free_Software_Foundation" title="Free Software Foundation">Free Software Foundation</a>
<ul><li><a href="Free_Software_Foundation_Europe" title="Free Software Foundation Europe">Europe</a></li>
<li><a href="Free_Software_Foundation_of_India" title="Free Software Foundation of India">India</a></li>
<li><a href="Free_Software_Foundation_Latin_America" title="Free Software Foundation Latin America">Latin America</a></li></ul></li>
<li><a href="History_of_free_and_open-source_software" title="History of free and open-source software">History of free software</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Licenses</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="GNU_General_Public_License" title="GNU General Public License">GNU General Public License</a>
<ul><li><a href="GPL_linking_exception" title="GPL linking exception">linking exception</a></li>
<li><a href="GPL_font_exception" title="GPL font exception">font exception</a></li></ul></li>
<li><a href="GNU_Lesser_General_Public_License" title="GNU Lesser General Public License">GNU Lesser General Public License</a></li>
<li><a href="GNU_Affero_General_Public_License" title="GNU Affero General Public License">GNU Affero General Public License</a></li>
<li><a href="GNU_Free_Documentation_License" title="GNU Free Documentation License">GNU Free Documentation License</a></li>
<li><a href="GNAT_Modified_General_Public_License" title="GNAT Modified General Public License">GNAT Modified General Public License</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Software</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="GNU" title="GNU">GNU</a> (<a href="GNU_variants" title="GNU variants">variants</a>)</li>
<li><a href="GNU_Hurd" title="GNU Hurd">Hurd</a></li>
<li><a href="Linux-libre" title="Linux-libre">Linux-libre</a></li>
<li><a href="Glibc" title="Glibc">glibc</a></li>
<li><a href="Bash_(Unix_shell)" title="Bash (Unix shell)">Bash</a></li>
<li><a href="GNU_Core_Utilities" title="GNU Core Utilities">coreutils</a></li>
<li><a href="GNU_Find_Utilities" class="mw-redirect" title="GNU Find Utilities">findutils</a></li>
<li><a href="GNU_Autotools" title="GNU Autotools">Build system</a></li>
<li><a href="GNU_Compiler_Collection" title="GNU Compiler Collection">GCC</a></li>
<li><a href="GNU_Binutils" title="GNU Binutils">binutils</a></li>
<li><a href="GNU_Debugger" title="GNU Debugger">GDB</a></li>
<li><a href="GNU_GRUB" title="GNU GRUB">GRUB</a></li>

<li><a href="GIMP" title="GIMP">GIMP</a></li>
<li><a href="Jami_(software)" title="Jami (software)">Jami</a></li>
<li><a href="GNU_Emacs" title="GNU Emacs">GNU Emacs</a></li>
<li><a href="GNU_TeXmacs" title="GNU TeXmacs">GNU TeXmacs</a></li>
<li><a href="GNU_Octave" title="GNU Octave">GNU Octave</a></li>
<li><a href="GNU_Taler" title="GNU Taler">GNU Taler</a></li>
<li><a href="R_(programming_language)" title="R (programming language)">GNU R</a></li>
<li><a href="GNU_Scientific_Library" title="GNU Scientific Library">GSL</a></li>
<li><a href="GNU_Multiple_Precision_Arithmetic_Library" title="GNU Multiple Precision Arithmetic Library">GMP</a></li>
<li><a href="Electric_(software)" title="Electric (software)">GNU Electric</a></li>
<li><a href="GNU_Archimedes" title="GNU Archimedes">GNU Archimedes</a></li>
<li><a href="GNUnet" title="GNUnet">GNUnet</a></li>
<li><a href="GNU_Privacy_Guard" title="GNU Privacy Guard">GNU Privacy Guard</a></li>
<li><a href="Gnuzilla" class="mw-redirect" title="Gnuzilla">Gnuzilla</a> (<a href="GNU_IceCat" title="GNU IceCat">IceCat</a>)</li>
<li><a href="GNU_Health" title="GNU Health">GNU Health</a></li>
<li><a href="GNUmed" title="GNUmed">GNUmed</a></li>
<li><a href="LilyPond" title="LilyPond">GNU LilyPond</a></li>
<li><a href="GNU_Go" title="GNU Go">GNU Go</a></li>
<li><a href="GNU_Chess" title="GNU Chess">GNU Chess</a></li>
<li><a href="Gnash_(software)" title="Gnash (software)">Gnash</a></li>
<li><a href="GNU_Guix" title="GNU Guix">Guix</a></li>
<li><a href="List_of_GNU_packages" title="List of GNU packages"><i>more...</i></a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Contributors</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Benjamin_Mako_Hill" title="Benjamin Mako Hill">Benjamin Mako Hill</a></li>
<li><a href="Bradley_M._Kuhn" title="Bradley M. Kuhn">Bradley M. Kuhn</a></li>
<li><a href="Brian_Fox_(programmer)" title="Brian Fox (programmer)">Brian Fox</a></li>
<li><a href="Federico_Heinz" class="mw-redirect" title="Federico Heinz">Federico Heinz</a></li>
<li><a href="William_John_Sullivan" title="William John Sullivan">John Sullivan</a></li>
<li>Nagarjuna G.</li>
<li><a href="Richard_Stallman" title="Richard Stallman">Richard M. Stallman</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other topics</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="GNU/Linux_naming_controversy" title="GNU/Linux naming controversy">GNU/Linux naming controversy</a></li>
<li><i><a href="Revolution_OS" title="Revolution OS">Revolution OS</a></i></li>
<li><a href="Free_Software_Foundation_anti-Windows_campaigns" title="Free Software Foundation anti-Windows campaigns">Free Software Foundation anti-Windows campaigns</a></li>
<li><a href="Defective_by_Design" title="Defective by Design">Defective by Design</a></li></ul>
</div></td></tr></tbody></table></div>
<div class="navbox-styles"></div><div role="navigation" class="navbox" aria-labelledby="List_of_widget_toolkits573" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="List_of_widget_toolkits573" style="font-size:114%;margin:0 4em"><a href="List_of_widget_toolkits" title="List of widget toolkits">List</a> of <a href="Widget_toolkit" title="Widget toolkit">widget toolkits</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"><b>Low-level platform-specific</b></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="AmigaOS" title="AmigaOS">AmigaOS</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Intuition_(Amiga)" title="Intuition (Amiga)">Intuition</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Classic_Mac_OS" title="Classic Mac OS">Classic Mac OS</a>, <a href="MacOS" title="MacOS">macOS</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Macintosh_Toolbox" title="Macintosh Toolbox">Macintosh Toolbox</a></li>
<li><a href="Carbon_(API)" title="Carbon (API)">Carbon</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Microsoft_Windows" title="Microsoft Windows">Windows</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Windows_API" title="Windows API">Windows API</a></li>
<li><a href="Universal_Windows_Platform" title="Universal Windows Platform">UWP</a>
<ul><li><a href="Windows_Runtime" title="Windows Runtime">WinRT</a></li></ul></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Unix" title="Unix">Unix</a>,<br>under <a href="X_Window_System" title="X Window System">X11</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Xlib" title="Xlib">Xlib</a></li>
<li><a href="XCB" title="XCB">XCB</a></li>
<li><a href="X_Toolkit_Intrinsics" title="X Toolkit Intrinsics">X Toolkit Intrinsics</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="BeOS" title="BeOS">BeOS</a>, <a href="Haiku_(operating_system)" title="Haiku (operating system)">Haiku</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="BeOS_API" class="mw-redirect" title="BeOS API">BeOS API</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Android_(operating_system)" title="Android (operating system)">Android</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="CLI38" scope="row" class="navbox-group" style="width:1%"><a href="Common_Language_Infrastructure" title="Common Language Infrastructure">CLI</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Mono_(software)#Xamarin.Android" title="Mono (software)">Xamarin.Android</a></li></ul>
</div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"><b>Low Level Cross-platform</b></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Common_Language_Infrastructure" title="Common Language Infrastructure">CLI</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="OpenTK" title="OpenTK">OpenTK</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="C_(programming_language)" title="C (programming language)">C</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="GDK" title="GDK">GDK</a></li>
<li><a href="Simple_DirectMedia_Layer" title="Simple DirectMedia Layer">Simple DirectMedia Layer</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Java_(programming_language)" title="Java (programming language)">Java</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Java_OpenGL" title="Java OpenGL">JOGL</a></li>
<li><a href="Lightweight_Java_Game_Library" class="mw-redirect" title="Lightweight Java Game Library">LWJGL</a></li></ul>
</div></td></tr><tr><td colspan="2" class="navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"><b>High-level, platform-specific</b></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="AmigaOS" title="AmigaOS">AmigaOS</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="BOOPSI" title="BOOPSI">BOOPSI</a></li>
<li><a href="Magic_User_Interface" title="Magic User Interface">MUI</a></li>
<li><a href="ReAction_GUI" title="ReAction GUI">ReAction GUI</a></li>
<li><a href="Zune_(widget_toolkit)" title="Zune (widget toolkit)">Zune</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Classic_Mac_OS" title="Classic Mac OS">Classic Mac OS</a>, <a href="MacOS" title="MacOS">macOS</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Object_Pascal" title="Object Pascal">Object Pascal</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="MacApp" title="MacApp">MacApp</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Objective-C" title="Objective-C">Objective-C</a>, <a href="Swift_(programming_language)" title="Swift (programming language)">Swift</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Cocoa_(API)" title="Cocoa (API)">Cocoa</a></li>
<li><a href="Cocoa_Touch" class="mw-redirect" title="Cocoa Touch">Cocoa Touch</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="C%2B%2B" title="C++">C++</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="MacApp" title="MacApp">MacApp</a></li>
<li><a href="PowerPlant" title="PowerPlant">PowerPlant</a></li>
<li><a href="THINK_C" title="THINK C">THINK C</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Common_Language_Infrastructure" title="Common Language Infrastructure">CLI</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Xamarin#Xamarin.Mac" title="Xamarin">Xamarin.Mac</a></li>
<li><a href="Mono_(software)#Xamarin.iOS" title="Mono (software)">Xamarin.iOS</a></li></ul>
</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Microsoft_Windows" title="Microsoft Windows">Windows</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Common_Language_Infrastructure" title="Common Language Infrastructure">CLI</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Windows_Forms" title="Windows Forms">Windows Forms</a></li>
<li><a href="Extensible_Application_Markup_Language" title="Extensible Application Markup Language">XAML</a>
<ul><li><a href="Windows_Presentation_Foundation" title="Windows Presentation Foundation">Windows Presentation Foundation</a></li>
<li><a href="Windows_UI_Library" title="Windows UI Library">Windows UI Library</a></li>
<li><a href="Microsoft_Silverlight" title="Microsoft Silverlight">Silverlight</a></li></ul></li>
<li><a href="Microsoft_XNA" title="Microsoft XNA">Microsoft XNA</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="C%2B%2B" title="C++">C++</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Microsoft_Foundation_Class_Library" title="Microsoft Foundation Class Library">MFC</a></li>
<li><a href="Active_Template_Library" title="Active Template Library">Active Template Library</a></li>
<li><a href="Windows_Template_Library" title="Windows Template Library">Windows Template Library</a></li>
<li><a href="Object_Windows_Library" title="Object Windows Library">Object Windows Library</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Object_Pascal" title="Object Pascal">Object Pascal</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Visual_Component_Library" title="Visual Component Library">Visual Component Library</a></li></ul>
</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Unix" title="Unix">Unix</a>,<br>under <a href="X_Window_System" title="X Window System">X11</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="X_Athena_Widgets" title="X Athena Widgets">Athena (Xaw)</a></li>
<li><a href="LessTif" title="LessTif">LessTif</a></li>
<li><a href="Motif_(software)" title="Motif (software)">Motif</a></li>
<li><a href="OLIT" title="OLIT">OLIT</a></li>
<li><a href="XForms_(toolkit)" title="XForms (toolkit)">XForms</a></li>
<li><a href="XView" title="XView">XView</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">On <a href="Android_(operating_system)" title="Android (operating system)">Android</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Android_software_development#Qt_for_Android" title="Android software development">Qt for Android</a></li></ul>
</div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"><b>High-level, cross-platform</b></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="C_(programming_language)" title="C (programming language)">C</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Enlightenment_Foundation_Libraries" title="Enlightenment Foundation Libraries">Enlightenment Foundation Libraries</a></li>
<li><a href="GTK" title="GTK">GTK</a></li>
<li><a href="IUP_(software)" title="IUP (software)">IUP</a></li>
<li><a href="XForms_(toolkit)" title="XForms (toolkit)">XForms</a></li>
<li><a href="XVT" title="XVT">XVT</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="C%2B%2B" title="C++">C++</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Bedrock_(framework)" title="Bedrock (framework)">Bedrock</a></li>
<li><a href="CEGUI" title="CEGUI">CEGUI</a></li>
<li><a href="Component_Library_for_Cross_Platform" title="Component Library for Cross Platform">Component Library for Cross Platform</a></li>
<li><a href="FLTK" title="FLTK">FLTK</a></li>
<li><a href="Fox_toolkit" title="Fox toolkit">FOX toolkit</a></li>
<li><a href="OpenGL_User_Interface_Library" class="mw-redirect" title="OpenGL User Interface Library">OpenGL User Interface Library</a></li>
<li><a href="Gtkmm" title="Gtkmm">gtkmm</a></li>
<li><a href="JUCE" title="JUCE">JUCE</a></li>
<li><a href="Qt_(software)" title="Qt (software)">Qt</a></li>
<li><a href="Rogue_Wave_Software" title="Rogue Wave Software">Rogue Wave Views</a></li>
<li><a href="TnFOX" class="mw-redirect" title="TnFOX">TnFOX</a></li>
<li><a href="Ultimate%2B%2B" title="Ultimate++">U++</a></li>
<li><a href="Wt_(web_toolkit)" title="Wt (web toolkit)">Wt</a></li>
<li><a href="WxWidgets" title="WxWidgets">wxWidgets</a></li>
<li><a href="Simple_and_Fast_Multimedia_Library" title="Simple and Fast Multimedia Library">Simple and Fast Multimedia Library</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Objective-C" title="Objective-C">Objective-C</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Common_Language_Infrastructure" title="Common Language Infrastructure">CLI</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Gtk_Sharp" class="mw-redirect" title="Gtk Sharp">Gtk#</a></li>
<li><a href="Tao_Framework" title="Tao Framework">Tao Framework</a>
<ul><li><a href="OpenTK" title="OpenTK">OpenTK</a></li></ul></li>
<li><a href="UIML" title="UIML">UIML</a></li>
<li><a href="MonoGame" title="MonoGame">MonoGame</a></li>
<li><a href="Moonlight_(runtime)" title="Moonlight (runtime)">Moonlight</a></li>
<li><a href="Xamarin#Xamarin.Forms" title="Xamarin">Xamarin.Forms</a></li>
<li>XWT<a rel="nofollow" class="external autonumber" href="https://www.mono-project.com/docs/gui/#xwt">[1]</a><a rel="nofollow" class="external autonumber" href="https://github.com/mono/xwt">[2]</a></li>
<li><a href=".NET#.NET_MAUI" title=".NET">.NET MAUI</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Adobe_Flash" title="Adobe Flash">Adobe Flash</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Apache_Flex" title="Apache Flex">Apache Flex</a>
<ul><li><a href="MXML" title="MXML">MXML</a></li></ul></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Go_(programming_language)" title="Go (programming language)">Go</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Fyne_(software)" title="Fyne (software)">Fyne</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Haskell" title="Haskell">Haskell</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="WxHaskell" title="WxHaskell">wxHaskell</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Java_(programming_language)" title="Java (programming language)">Java</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Abstract_Window_Toolkit" title="Abstract Window Toolkit">Abstract Window Toolkit</a></li>
<li><a href="FXML" title="FXML">FXML</a></li>
<li><a href="JavaFX" title="JavaFX">JavaFX</a></li>
<li><a href="Qt_Jambi" class="mw-redirect" title="Qt Jambi">Qt Jambi</a></li>
<li><a href="Swing_(Java)" title="Swing (Java)">Swing</a></li>
<li><a href="Standard_Widget_Toolkit" title="Standard Widget Toolkit">Standard Widget Toolkit</a></li>
<li><a href="Google_Web_Toolkit" title="Google Web Toolkit">Google Web Toolkit</a></li>
<li><a href="Lightweight_User_Interface_Toolkit" title="Lightweight User Interface Toolkit">Lightweight User Interface Toolkit</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="JavaScript" title="JavaScript">JavaScript</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Dojo_Toolkit" title="Dojo Toolkit">Dojo Toolkit</a></li>
<li><a href="Echo_(framework)" title="Echo (framework)">Echo</a></li>
<li><a href="Ext_JS" title="Ext JS">Ext JS</a></li>
<li><a href="Google_Closure_Tools" title="Google Closure Tools">Google Closure Tools</a></li>
<li><a href="JQuery_UI" title="JQuery UI">jQuery UI</a></li>
<li><a href="OpenUI5" title="OpenUI5">OpenUI5</a></li>
<li><a href="Qooxdoo" title="Qooxdoo">Qooxdoo</a></li>
<li><a href="YUI_Library" title="YUI Library">YUI</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Common_Lisp" title="Common Lisp">Common Lisp</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="LispWorks" title="LispWorks">CAPI</a></li>
<li><a href="Common_Lisp_Interface_Manager" title="Common Lisp Interface Manager">CLIM</a></li>
<li><a href="Allegro_Common_Lisp" title="Allegro Common Lisp">Common Graphics</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Lua" title="Lua">Lua</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="IUP_(software)" title="IUP (software)">IUP</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Pascal_(programming_language)" title="Pascal (programming language)">Pascal</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Lazarus_Component_Library" title="Lazarus Component Library">Lazarus Component Library</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Object_Pascal" title="Object Pascal">Object Pascal</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Component_Library_for_Cross_Platform" title="Component Library for Cross Platform">Component Library for Cross Platform</a></li>
<li><a href="FpGUI" title="FpGUI">fpGUI</a></li>
<li><a href="IP_Pascal" title="IP Pascal">IP Pascal</a></li>
<li><a href="FireMonkey" title="FireMonkey">FireMonkey</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Perl" title="Perl">Perl</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li>Perl/<a href="Tk_(software)" title="Tk (software)">Tk</a></li>
<li><a href="WxPerl" class="mw-redirect" title="WxPerl">wxPerl</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="PHP" title="PHP">PHP</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="PHP-GTK" title="PHP-GTK">PHP-GTK</a></li>
<li><a href="WxPHP" title="WxPHP">wxPHP</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Python_(programming_language)" title="Python (programming language)">Python</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Tkinter" title="Tkinter">Tkinter</a></li>
<li><a href="Kivy_(framework)" title="Kivy (framework)">Kivy</a></li>
<li><a href="PySide" title="PySide">PySide</a></li>
<li><a href="PyQt" title="PyQt">PyQt</a></li>
<li><a href="PyGTK" title="PyGTK">PyGTK</a></li>
<li><a href="WxPython" title="WxPython">wxPython</a></li>
<li><a href="Pyjs" title="Pyjs">Pyjs</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Ruby_(programming_language)" title="Ruby (programming language)">Ruby</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Shoes_(GUI_toolkit)" class="mw-redirect" title="Shoes (GUI toolkit)">Shoes</a></li>
<li><a href="QtRuby" class="mw-redirect" title="QtRuby">QtRuby</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Tcl" title="Tcl">Tcl</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Tk_(software)" title="Tk (software)">Tcl/Tk</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="XML" title="XML">XML</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Glade_Interface_Designer" title="Glade Interface Designer">GladeXML</a></li>
<li><a href="Lively_Kernel" title="Lively Kernel">Lively Kernel</a></li>
<li><a href="Extensible_Application_Markup_Language" title="Extensible Application Markup Language">Extensible Application Markup Language</a></li>
<li><a href="XUL" title="XUL">XUL</a></li>
<li><a href="Wt_(web_toolkit)" title="Wt (web toolkit)">Wt</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Unix_shell" title="Unix shell">shell</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Newt_(programming_library)" title="Newt (programming library)">Newt</a></li>
<li><a href="CDK_(programming_library)" title="CDK (programming library)">CDK</a></li>
<li><a href="Dialog_(software)" title="Dialog (software)">Dialog</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="Dart_(programming_language)" title="Dart (programming language)">Dart</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Flutter_(software)" title="Flutter (software)">Flutter</a></li></ul>
</div></td></tr></tbody></table></div>
<div class="navbox-styles"></div><div role="navigation" class="navbox" aria-labelledby="Software_in_the_Public_Interest49" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Software_in_the_Public_Interest49" style="font-size:114%;margin:0 4em"><a href="Software_in_the_Public_Interest" title="Software in the Public Interest">Software in the Public Interest</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Projects</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="0_A.D._(video_game)" title="0 A.D. (video game)">0 A.D.</a></li>
<li><a href="Arch_Linux" title="Arch Linux">Arch Linux</a></li>
<li><a href="Debian" title="Debian">Debian</a></li>
<li><a href="Drizzle_(database_server)" title="Drizzle (database server)">Drizzle</a></li>
<li><a href="Drupal" title="Drupal">Drupal</a></li>
<li><a href="FFmpeg" title="FFmpeg">FFmpeg</a></li>
<li><a href="Fluxbox" title="Fluxbox">Fluxbox</a></li>
<li><a href="Freedesktop.org" title="Freedesktop.org">freedesktop.org</a></li>
<li><a href="FreedomBox" title="FreedomBox">FreedomBox</a></li>
<li><a href="Gallery_Project" title="Gallery Project">Gallery Project</a></li>
<li><a href="GNU_TeXmacs" title="GNU TeXmacs">GNU TeXmacs</a></li>

<li><a href="Jenkins_(software)" title="Jenkins (software)">Jenkins</a></li>
<li><a href="LibreOffice" title="LibreOffice">LibreOffice</a></li>
<li><a href="MinGW" title="MinGW">MinGW</a></li>
<li><a href="Open_and_Free_Technology_Community" title="Open and Free Technology Community">Open and Free Technology Community</a></li>
<li><a href="Open_Bioinformatics_Foundation" title="Open Bioinformatics Foundation">Open Bioinformatics Foundation</a></li>
<li><a href="Open64" title="Open64">Open64</a></li>
<li><a href="OpenEmbedded" title="OpenEmbedded">OpenEmbedded</a></li>
<li><a href="OpenVAS" title="OpenVAS">OpenVAS</a></li>
<li><a href="OpenWrt" title="OpenWrt">OpenWrt</a></li>
<li><a href="OpenZFS" title="OpenZFS">OpenZFS</a></li>
<li><a href="PostgreSQL" title="PostgreSQL">PostgreSQL</a></li>
<li><a href="Privoxy" title="Privoxy">Privoxy</a></li>
<li><a href="SproutCore" title="SproutCore">SproutCore</a></li>
<li><a href="X.Org_Foundation" title="X.Org Foundation">X.Org Foundation</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">People</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Martin_Michlmayr" title="Martin Michlmayr">Martin Michlmayr</a> (President)</li>
<li><a href="Bdale_Garbee" title="Bdale Garbee">Bdale Garbee</a></li></ul>
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This article is issued from <a class="external text" title="Last edited on 2025-01-22" href="https://en.wikipedia.org/wiki/?title=GNUstep&amp;oldid=1271186570">Wikipedia</a>. The text is available under <a class="external text" href="https://creativecommons.org/licenses/by-sa/4.0/deed.en">Creative Commons Attribution-Share Alike 4.0</a> unless otherwise noted. Additional terms may apply for the media files.
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