Qt 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... Free Open Source Mac Windows Linux BSD Native application Add a feature 202 Like
GTK+ 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... Free Open Source Mac OS X Windows Linux No features added Add a feature 32 Like
JavaFX JavaFX is the next step in the evolution of Java as a rich client platform. It is designed to provide a lightweight, hardware-accelerated Java UI platform for enterprise... Free Mac OS X Windows Linux No features added Add a feature 9 Like
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 graphical user interface (GUI) in... Free Open Source Mac OS X Windows Linux BSD No features added Add a feature 4 Like
Agar Agar is a modern open-source, cross-platform toolkit for graphical applications implemented in C, C++ and Ada (with bindings to other languages in development). Designed... Free Open Source Windows Linux BSD No features added Add a feature 2 Like
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 interface (GUI). It features a... Free Open Source Mac OS X Windows Linux No features added Add a feature 0 Like
