Sign in with Google button.
https://developers.google.com/identity/gsi/web/guides/display-button
Widgets · Login
Get access to data on 22,660 websites that are Sign In With Google Customers. We know of 13,306 live websites using Sign In With Google and an additional 9,354 sites that used Sign In With Google historically and 6,426 websites in the United States.
Get a list of 22,660 websites using Sign In With Google which includes location information, hosting data, contact details, 13,306 currently live websites and an additional 38,834 domains that redirect to sites in this list. 9,354 sites that used this technology previouslyand 6,426 websites in the United States currently using Sign In With Google.
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