Elements C++ GUI is described as 'Modern C++ (esp. C++14 and C++17) UI library. Featuring resolution independence and HDPI support, with modularity as another focal point, the library is made for general purpose use while also covering everything needed for audio plugin development' and is an app in the development category. There are more than 10 alternatives to Elements C++ GUI for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best Elements C++ GUI alternative is Qt, which is both free and Open Source. Other great apps like Elements C++ GUI are GTK, wxWidgets, Avalonia UI and MauiKit.
RtAudio is a set of C++ classes that provide a common API for realtime audio input/output across Linux, Macintosh OS-X and Windows operating systems. RtAudio significantly simplifies the process of interacting with computer audio hardware.
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).
