Passport is integrated with over 75 dApps in the Ethereum community, has over 1.5M wallets with a Passport score above 0 (ie, users have come to earn and prove at least a single Stamp), and Passport's primary repository has ~950 stars. We serve roughly 675k API requests a day, and we have had numerous integrators get set up with Sybil defense in just a morning and a few lines of code.
