Alternatives and similar repositories for FLTK

Users that are interested in FLTK are comparing it to the libraries listed below

• JeffBezanson / cutef8
  simple, fast C routines for manipulating UTF-8
  ☆83Updated 6 years ago
• AdrienHerubel / imgui
  A small multiplatform immediate mode graphical user interface with OpenGL3.2 backend
  ☆228Updated 10 years ago
• premake / premake-4.x
  Premake 4
  ☆76Updated 9 years ago
• jtsiomb / libdrawtext
  Simple library for fast anti-aliased text rendering in OpenGL
  ☆92Updated 2 months ago
• stevedonovan / UnderC
  Interactive C++ Interpreter for x86 Systems
  ☆58Updated 9 years ago
• lexborisov / mycss
  Fast C/C++ CSS Parser (Cascading Style Sheets Parser)
  ☆131Updated 7 years ago
• maekitalo / tntnet
  ☆75Updated 3 months ago
• codekiddy2 / Visual-Studio-gtkmm
  Visual Studio 2015 Projects to build gtkmm from nowhere up to gtkmm itself
  ☆32Updated 9 years ago
• msteinert / bstring
  A fork of Paul Hsieh's Better String Library
  ☆152Updated this week
• shi-yan / AssortedWidgets
  OpenGL GUI library
  ☆105Updated 3 years ago
• vslavik / bakefile
  Bakefile makefiles generator
  ☆144Updated 5 months ago
• ChaiScript / Spiced
  A simple tile-based game engine backed by ChaiScript
  ☆21Updated 10 years ago
• vancegroup / freealut
  freealut library for OpenAL - based on a svn2git mirror. Unmaintained but likely "complete"
  ☆73Updated last year
• lazyhacker / gapbuffer
  C++ implementation of a gap buffer.
  ☆54Updated 9 months ago
• graphitemaster / lambdapp
  Anonymous functions in C
  ☆255Updated 5 years ago
• cubicool / cairo-gl-sdl2
  Cairo, SDL2, and GL/GLES2 tests.
  ☆54Updated 4 years ago
• dobkeratops / compiler
  C/C++ subset resyntaxed like Rust,+ tagged-union/Pattern-Matching, UFCS,inference; LLVM . example:
  ☆74Updated 10 years ago
• McNopper / GLUS
  GLUS for OpenGL, OpenGL ES and OpenVG
  ☆178Updated 8 years ago
• nothings / zed_net
  Single file public domain networking library
  ☆39Updated 3 years ago
• AgentD / sgui
  small, simple, <insert other words for s here> cross platform GUI library
  ☆36Updated 5 years ago
• tyoma / agge
  Anti-Grain Evolution. 2D graphics engine for Speed and Quality in C++.
  ☆121Updated 11 months ago
• sourcey / pacm
  C++ front-end package manager for embedding and redistributing with native applications
  ☆85Updated 8 years ago
• sphair / ClanLib
  ClanLib is a cross platform C++ toolkit library.
  ☆356Updated last week
• facebookarchive / warp
  A fast preprocessor for C and C++
  ☆533Updated 3 years ago
• nany-lang / nanyc
  Official compiler for the Nany Programming Language {read-only mirror from gitlab}
  ☆12Updated 7 years ago
• graphitemaster / cvec
  No bullshit vector library for C
  ☆81Updated 4 years ago
• rxi / dmt
  Dynamic memory tracker for C
  ☆121Updated 11 years ago
• mesonbuild / mesonwrap
  Meson wraps service and tools, please use https://github.com/mesonbuild/wrapdb for wraps issues
  ☆26Updated 4 years ago
• glampert / moon-lang
  Custom scripting language Compiler and VM written in C++11.
  ☆36Updated 8 years ago
• archo5 / sgscript
  SGScript Scripting Engine
  ☆66Updated 7 years ago