1. Web Notifications

    Method of alerting the user outside of a web page by displaying notifications (that do not require interaction by the user).

  2. Push API

    API to allow messages to be pushed from a server to a browser, even when the site isn't focused or even open in the browser.

  3. bluetoothremotegattcharacteristic api: startnotifications

  4. bluetoothremotegattcharacteristic api: stopnotifications

  5. permissions api: `notifications` permission

  6. serviceworkerregistration api: getnotifications