wxWidgets is described as '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+' and is an app in the development category. There are more than 25 alternatives to wxWidgets for a variety of platforms, including Windows, Linux, Mac, BSD and Android apps. The best wxWidgets alternative is Qt, which is both free and Open Source. Other great apps like wxWidgets are Electron, GTK, Photino and PyQt.