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This exists, it's called BiyoWallet: https://biyowallet.com/ https://biyowallet.com/

• dustinmoris 7y ago
  And here, it’s called Fingopay: https://fingopay.com https://fingopay.com
  • _nhynes 7y ago
    And, more generally, one specific instance is called UnifyID: https://unify.id/ https://unify.id/