Create your first PWA with firebase cloud messaging push notification.
Unlike traditional applications, Progressive Web App can be seen as an evolving hybrid of regular web pages (or websites) and a mobile application. This new application life-cycle model combines features offered by most modern browsers with benefits of mobile experience.
This repo is a part of an article on push notification implementation with pwa.
Start here : http://vineeshnp.com/push-notification-on-progressive-web-apps-with-firebase-cloud-messaging/