Zupass

The Ethereum Name Service or ENS is the decentralized naming protocol that is built on the Ethereum blockchain. It adheres to open-source standards and is based on a set of decentralized smart contracts that translate blockchain addresses into human-readable names.

ZKPassport SDK enables privacy-preserving identity verification using passports and ID cards. It allows developers to request and verify specific identity attributes without exposing unnecessary personal information.

QuarkID is the digital trust framework developed by the Government of the City of Buenos Aires that creates a new digital identity system.