FLTK Alternatives

FLTK is described as 'The Fast, Light Toolkit (FLTK, pronounced fulltick) is a cross-platform graphical user interface (GUI) library developed by Bill Spitzak and others. Made to accommodate 3D graphics programming, it has an interface to OpenGL, but it is also suitable for general GUI programming' and is an app in the development category. There are more than 10 alternatives to FLTK for a variety of platforms, including Windows, Linux, Mac, BSD and Android apps. The best FLTK alternative is Qt, which is both free and Open Source. Other great apps like FLTK are Qt Creator, GTK, PyQt and wxWidgets.

FLTK iconFLTK
  6
  • Free • Open Source
  • ...

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

More about FLTK
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FLTK alternatives page was last updated Jan 27, 2023
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  1. Qt icon

    Qt

     261 likes
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    Qt is a cross-platform application framework that is widely used for developing application software that can be run on various software and hardware platforms with little or no change in the underlying codebase, while having the power and speed of native applications.

    53 Qt alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • FI flagFinland
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Qt screenshot 1

    Qt Features

    1.  Desktop Application
    2.  C++
    3.  Clean API
    4.  Cross-Platform
    5.  Embedded Device development
    6.  Native application

    Qt VS FLTK

     

    • Qt is the most popular Windows, Mac & Linux alternative to FLTK.

    • Qt is the most popular Open Source & free alternative to FLTK.

    • Qt is Freemium and Open SourceFLTK is Free and Open Source
  2. Qt Creator icon

    Qt Creator

     108 likes
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    Qt Creator is a cross-platform integrated development environment (IDE) built for the maximum developer experience. Qt Creator runs on Windows, Linux, and macOS desktop operating systems and allows developers to create software across desktop, mobile, and embedded platforms.

    129 Qt Creator alternatives

    License model

    Application type

    Country of Origin

    • FI flagFinland
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Qt Creator screenshot 1

    Qt Creator Features

    1.  Autocompletion
    2.  Ad-free
    3.  Syntax Highlighting
    4.  Works Offline
    5.  Code Formatting
    6.  C++
    7.  QT Based
    8.  Visual studio intergration
    9.  Debugging
    10.  Refactoring

    Qt Creator VS FLTK

     
    Comments about Qt Creator as an Alternative to FLTK
    Most Recent Comment
    Guest
    Negative Jan 2, 2020
    3

    QT Creator is an ide not a library

    ILYA_
    Jun 22, 2021
    0

    QT Creator is so old IDE but still crashed even with harmless operations. FLTK is not IDE but provides better stability.

    Guest
    Negative Jan 6, 2021
    1

    fltk is a library. Qt creator is an IDE.

    FLTK Icon
    Qt Creator icon

    • Qt Creator is the most popular commercial alternative to FLTK.

    • Qt Creator is Paid and Open SourceFLTK is Free and Open Source
  4. GTK icon

    GTK

     55 likes
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    GTK is a multi-platform toolkit for creating graphical user interfaces. Offering a complete set of widgets, GTK is suitable for projects ranging from small one-off tools to complete application suites.

    36 GTK alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    GTK screenshot 1

    GTK Features

    1.  Cross-Platform

    GTK VS FLTK

     
  5. PyQt icon

    PyQt

     19 likes
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    PyQt combines all the advantages of Qt and Python .

    22 PyQt alternatives

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    PyQt screenshot 1

    PyQt Features

    1.  Support for scripting
    2.  Cross-Platform
    3.  Python-based
    4.  Native GUI
    5.  Modules

    PyQt VS FLTK

     
  6. wxWidgets icon

    wxWidgets

     21 likes
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    wxWidgets is a C++ library that lets developers create applications for Windows, OS X, Linux and UNIX on 32-bit and 64-bit architectures as well as several mobile platforms including Windows Mobile, iPhone SDK and embedded GTK+.

    31 wxWidgets alternatives

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux

    wxWidgets Features

    1.  C++

    wxWidgets VS FLTK

     
  7. Slint icon

    Slint

     1 like
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    GUI toolkit for Rust, C++, and JavaScript to efficiently develop fluid graphical user interfaces for embedded devices and desktop applications.

    18 Slint alternatives

    License model

    • Free • Open Source

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    Slint screenshot 1

    Slint Features

    1.  Rust

    Slint VS FLTK

     

    • Slint is the most popular Web-based alternative to FLTK.

    • Slint is Free and Open SourceFLTK is also Free and Open Source
  9. MauiKit icon

    MauiKit

     4 likes
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    MauiKit is a framework based on QQC2 and Kirigami, that helps to create convergent applications that run on GNU Linux and Android, based on the Maui HIG. MauiKit is an open source framework to make the applications look good, made by .

    License model

    • Free • Open Source

    Country of Origin

    • MX flagMexico

    Platforms

    • Linux
    • Android

    MauiKit Features

    1.  GUI Designer
    2.  C++

    MauiKit VS FLTK

     

    • MauiKit is the most popular Android alternative to FLTK.

    • MauiKit is Free and Open SourceFLTK is also Free and Open Source
  10. Uno Platform icon

    Uno Platform

     9 likes
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    Uno is the platform for building native mobile, desktop and WebAssembly apps with C#, XAML from single codebase. It's a Universal Windows Platform Bridge that allows UWP-based code (C# and XAML) to run on iOS, Android, and WebAssembly.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • CA flagCanada

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Uno Platform screenshot 1

    Uno Platform Features

    1.  Support for WebAssembly
    2.  Native application
    3.  XAML

    Uno Platform VS FLTK

     

    • Uno Platform is the most popular iPhone, iPad & Android Tablet alternative to FLTK.

    • Uno Platform is Free and Open SourceFLTK is also Free and Open Source
  11. Avalonia UI icon

    Avalonia UI

     9 likes
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    Avalonia is a WPF-inspired cross-platform XAML-based UI framework providing a flexible styling system and supporting a wide range of platforms including: Windows, Linux (desktop & embedded), macOS, Android, iOS and Browser.

    27 Avalonia UI alternatives

    License model

    • Free • Open Source

    Country of Origin

    • EE flagEstonia
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    Control Catalog app running on macOS.

    Avalonia UI Features

    1.  Graphical User Interface

    Avalonia UI VS FLTK

     
  12. Qt for Python (PySide) icon

    Qt for Python (PySide)

     10 likes
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    The Qt for Python project aims to provide a complete port of the PySide module to Qt.

    18 Qt for Python (PySide) alternatives

    License model

    • Free • Open Source

    Country of Origin

    • FI flagFinland
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    Qt for Python (PySide) screenshot 1

    Qt for Python (PySide) Features

    1.  Coding

    Qt for Python (PySide) VS FLTK

     
  13. wxPython icon

    wxPython

     11 likes
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    wxPython is a GUI toolkit for the Python programming language. It allows Python programmers to create programs with a robust, highly functional graphical user interface, simply and easily. It is implemented as a Python extension module (native code) that wraps the popular...

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux

    wxPython VS FLTK

     
  14. Dear ImGui icon

    Dear ImGui

     3 likes
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    Dear ImGui is a bloat-free graphical user interface library for C++. It outputs optimized vertex buffers that you can render anytime in your 3D-pipeline enabled application. It is fast, portable, renderer agnostic and self-contained (no external dependencies).

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    Dear ImGui screenshot 1

    Dear ImGui Features

    1.  C++
    2.  GUI Designer
    3.  MIT License
    4.  OPENGL

    Dear ImGui VS FLTK

     
12 of 23 FLTK alternatives