Fast, light, cross-platform C++ GUI toolkit. [GPL2]

FLTK alternatives and similar libraries

Based on the "GUI" category

• imgui

  9.7 9.5 L1 FLTK VS imgui

  Immediate Mode Graphical User Interface with minimal dependencies. [MIT]

• nuklear

  9.6 6.8 FLTK VS nuklear

  A single-header ANSI C gui library. [PublicDomain]

• libui

  9.2 9.1 FLTK VS libui

  Simple and portable (but not inflexible) GUI library in C that uses the native GUI technologies of each platform it supports. [MIT]

• Duilib

  8.8 2.3 FLTK VS Duilib

  GUI

• Stacer

  8.6 7.6 FLTK VS Stacer

  Linux System Optimizer and Monitoring - https://oguzhaninan.github.io/Stacer-Web

• webview

  8.6 1.5 FLTK VS webview

  Tiny cross-platform webview library for C/C++/Golang. Uses WebKit (Gtk/Cocoa) and MSHTML (Windows)

• wxWidgets

  8.4 9.8 L1 FLTK VS wxWidgets

  A C++ library that lets developers create applications for Windows, Mac OS X, Linux and other platforms with a single code base. [Own LGPL]

• NanoGUI

  8.1 6.1 FLTK VS NanoGUI

  Minimalistic GUI library for OpenGL

• GacUI

  7.3 8.3 L1 FLTK VS GacUI

  GPU Accelerated C++ User Interface, with WYSIWYG developing tools, XML supports, built-in data binding and MVVM features. [Ms-PL]

• Yue

  7.2 8.2 FLTK VS Yue

  A library for creating native cross-platform GUI apps. [LGPLv2]

• Sciter

  6.9 5.4 FLTK VS Sciter

  Sciter is an embeddable HTML/CSS/scripting engine aimed to be used as an UI layer of modern desktop applications. [Free/Commercial]

• nana

  6.9 8.6 L1 FLTK VS nana

  Nana is a cross-platform library for GUI programming in modern C++ style. [Boost]

• libRocket

  6.4 1.0 L2 FLTK VS libRocket

  libRocket is a C++ HTML/CSS game interface middleware. [MIT]

• GTK+

  5.9 9.9 L3 FLTK VS GTK+

  A multi-platform toolkit for creating graphical user interfaces. [LGPL]

• MyGUI

  5.2 7.2 L2 FLTK VS MyGUI

  Fast, flexible and simple GUI. [MIT]

• CEGUI

  4.7 - FLTK VS CEGUI

  Flexible, cross-platform GUI library.

• PDCurses

  4.5 9.2 L3 FLTK VS PDCurses

  Public domain curses library with both source code and pre-compiled library available. [PublicDomain]

• copperspice

  4.0 9.5 FLTK VS copperspice

  CopperSpice is of a set of C++ libraries used to develop cross-platform software applications.

• gtkmm

  2.4 8.0 FLTK VS gtkmm

  The official C++ interface for the popular GUI library GTK+. [LGPL]

• Clip Library

  1.9 3.4 L3 FLTK VS Clip Library

  Cross-platform C++ library to copy/paste clipboard content

• Vaca

  1.9 0.0 FLTK VS Vaca

  An experimental Win32 wrapper for C++ to develop GUI programs

• QCustomPlot

  1.4 - FLTK VS QCustomPlot

  Qt plotting widget without further dependencies. [GPLv3]

• fox-toolkit

  1.3 0.0 FLTK VS fox-toolkit

  No description, website, or topics provided.

• WTF

  1.1 0.7 FLTK VS WTF

  Windows Template Framework

• QwtPlot3D

  - - FLTK VS QwtPlot3D

  A feature-rich Qt/OpenGL-based C++ programming library, providing essentially a bunch of 3D-widgets. [zlib]

• Qwt

  - - FLTK VS Qwt

  Qt Widgets for Technical Applications. [Own based on LGPL]

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Popular Comparisons

• FLTK
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• FLTK
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