@munsterlander Solved: https://stackoverflow.com/questions/57838790/camera-works-in-monaca-debugger-but-not-in-debug-build/57847276#57847276

@mitya33 Onsen is a UI framework. All hardware interaction is left up to Cordova which just uses plugins to access different things. Most of what you have mentioned is built-in by default to Cordova and is quite simple to use.