Page contains a link to a Chrome Webstore application.
https://developers.google.com/chrome/web-store/docs/inline_installation#cws-link
Widgets
Get access to data on 81,139 websites that are Google Chrome Webstore Application Customers. We know of 20,499 live websites using Google Chrome Webstore Application and an additional 60,640 sites that used Google Chrome Webstore Application historically and 8,365 websites in the United States.
Get a list of 81,139 websites using Google Chrome Webstore Application which includes location information, hosting data, contact details, 20,499 currently live websites and an additional 97,356 domains that redirect to sites in this list. 60,640 sites that used this technology previously and 8,365 websites in the United States currently using Google Chrome Webstore Application.