With Chrome 59, you can run Chrome in an automated environment without a user interface or peripherals; notifications on macOS are shown directly by the native macOS notification system; you can now capture full resolution photos with the image capture API, and there’s plenty more!
A round up of the deprecations and removals in Chrome 59 to help you plan.
Is your native app already installed? getInstalledRelatedApps is your friend.
Headless Chrome (shipping in Chrome 59) is a way to run the Chrome browser in a headless environment. It brings all modern web platform features provided by Chromium and the Blink rendering engine to the command line.
As of Chrome 59, notifications will be displayed native notifications on macOS.
New features and changes coming to DevTools in Chrome 59.
Navigation preload lets you overcome service worker startup time by making requests in parallel.