Alternatives to GTK+ for all platforms with any license

  • Qt icon

    Qt

    Qt is a cross-platform application framework that is widely used for developing application software that can be run on various...

    Open Source Mac Windows Linux

  • PyQt icon

    PyQt

    PyQt is a set of Python bindings for Nokia's Qt application framework and runs on all platforms supported by Qt including Windows...

    Open Source Mac Windows Linux

  • wxWidgets icon

    wxWidgets

    wxWidgets is a C++ library that lets developers create applications for Windows, OS X, Linux and UNIX on 32-bit and 64-bit...

    Open Source Mac Windows Linux

  • wxPython icon

    wxPython

    wxPython is a GUI toolkit for the Python programming language. It allows Python programmers to create programs with a robust, highly...

    Open Source Mac Windows Linux

  • JavaFX icon

    JavaFX

    JavaFX is the next step in the evolution of Java as a rich client platform. It is designed to provide a lightweight...

    Free Mac Windows Linux

  • Standard Widget Toolkit icon

    Standard Widget Toolkit

    SWT is an open source widget toolkit for Java designed to provide efficient, portable access to the user-interface facilities of the...

    Open Source Mac Windows Linux BSD

  • gtkmm icon

    gtkmm

    gtkmm is the official C++ interface for the popular GUI library GTK+. Highlights include typesafe callbacks, and a comprehensive set...

    Open Source Mac Windows Linux

  • FLTK icon

    FLTK

    The Fast, Light Toolkit (FLTK, pronounced fulltick)[2] is a cross-platform graphical user interface (GUI) library developed by Bill...

    Open Source Mac Windows Linux

  • Nana C++ Library icon

    Nana C++ Library

    Nana C++ Library takes aim at easy-to-use and portable library, it provides a GUI framework and threads for easy programming with...

    Open Source Windows Linux

  • PySide icon

    PySide

    The PySide project provides LGPL-licensed Python bindings for the Qt cross-platform application and UI framework. PySide Qt bindings...

    Open Source Mac Windows Linux

  • JUCE icon

    JUCE

    JUCE is a wide-ranging C++ class library for building rich cross-platform applications and plugins for all the major operating systems.

    Free Personal Mac Windows Linux

  • Agar icon

    Agar

    Agar is a modern open-source, cross-platform toolkit for graphical applications implemented in C, C++ and Ada (with bindings to other...

    Open Source Windows Linux BSD

  • IUP Portable User Interface icon

    IUP Portable User Interface

    IUP is a multi-platform toolkit for building graphical user interfaces. It offers a simple API in three basic languages: C, Lua and...

    Open Source Mac Windows Linux

  • wxSVG icon

    wxSVG

    wxSVG is C++ library to create, manipulate and render SVG files.

    Open Source Mac Windows Linux

  • PyGTK icon

    PyGTK

    PyGTK lets you to easily create programs with a graphical user interface using the Python programming language. The underlying GTK+...

    Open Source Mac Windows Linux

  • Fox toolkit icon

    Fox toolkit

    The FOX toolkit is an open source, cross-platform widget toolkit, that is, a library of basic elements for building a graphical user...

    Open Source Mac Windows Linux

  • TK

    Tk is a free and open-source, cross-platform widget toolkit that provides a library of basic elements of GUI widgets for building a...

    Open Source Mac Windows Linux