We'll create fresh WordPress site with Web Manifest installed. You have 20 minutes to test the plugin after that site we'll be deleted.
This plugin allows to create and configure a web-app manifest file (manifest.json). Web app manifests are part of a collection of web technologies called progressive web apps. Its provides information about an application (such as name, author, icon, and description) in a JSON text file. The purpose of the manifest is to install web applications to the homescreen of a device, providing users with quicker access and a richer experience. More info about web manifests.