MobileSmith - At MobileSmith, we help clients target the glaring inefficiencies in the American healthcare delivery model with our toolbox of mobile app technologies.
wxWidgets - wxWidgets: Cross-Platform GUI Library
Sencha Touch - The leading mobile web app framework based on HTML5 for amazing mobile apps.
Electron - Build cross platform desktop apps with web technologies
Appcelerator Titanium - Appcelerator Open Source
GTK - GTK+ is a multi-platform toolkit for creating graphical user interfaces.