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Ethereum Attestation Service

Ethereum Attestation Service (EAS) is an open-source, free-to-use attestation infrastructure that lets developers and autonomous agents sign structured data on-chain or off-chain so it can be verified and relied upon by others. It provides an SDK, CLI, indexer, and GraphQL API for creating and managing schemas and attestations.
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Description

Ethereum Attestation Service (EAS) is a foundational infrastructure designed to facilitate attestations both onchain and offchain. It serves as a public good, open-source, permissionless, and token-free platform, enabling users to create and manage attestations across various domains such as identity, reputation, and asset ownership.