My question would be: Can those web applications can only run on Safari with Mac OS X? If yes: Isn't this contrary to what a Browser wants to do? To Run Web App

My question would be: Can those web applications can only run on Safari with Mac OS X? If yes: Isn't this contrary to what a Browser wants to do? To Run Web Apps in any Browser. If it cross compiles down to html/js/css it's just fine but the Readme isn't giving much information.