Christian Blaschke

+1

Have a look at the docs: [Creating&Register a library](http://docs.platformio.org/en/latest/librarymanager/creating.html#) =)

@gruhn Exactly what i did to determine if the check (`window.isSecureContext !== true`) is my problem - before opening the issue. ;) ```js if (process.env.NODE_ENV === 'development') { Object.defineProperty(window, 'isSecureContext',...