PWA in 2021

A demo of various web capabilities available in 2021.


Install this website as a mobile/desktop application.

Push Notifications

Request permission for and send a push notification to the device.

App Badge

Set the application badge icon.

Background Fetch

Set a long-running fetch task to operate in the background.

Contact Picker

Read contacts.

Web Share

Share data between applications.

File System Access

Read from and write to local files.