EAS is an infrastructure public good for making attestations onchain or offchain. It allows any entity to structure and sign a piece of data so others can rely on that information. The purpose of attestations are to make our onchain and online interactions more trustful. The ability to attest is a foundational piece of infrastructure, so much so, that Optimism natively integrated it into their OP Stack. 

### Quick attestation stats:
- 6+ million attestations made
- 400k+ attesters
- 1.2 million recipients

### EAS is available on:
- Arbitrum
- Base
- Optimism
- Scroll
- Polygon
- Celo
- zkSync
- Linea

### A few notable use cases include:
- Optimism using attestations for Retro Funding. Each project, metadata, applications, approvals, and governance, are all attestations
- Devfolio built a quadratic voting system for its hackathons using EAS on Arbitrum/Base
- Coinbase building verification products that enable secure onchain experiences
- Centrifuge using CB verifications for RWA lending markets on Base
- Scroll reinvented NFT badges as attestations for more structured and permissionless reputation-building
- Gitcoin Passport uses EAS to create an oracle service attesting to stamps & scores
- Coordinape building a social oracle
- KarmaHQ creates more visibility and accountability for grantees
- Receipts using attestations to create an oracle for fitness data & accountability
- Bountycaster attesting to the completion of bounties and proof of labor
- ETHGlobal started to attest to in-person hacker interactions
- General Magic using attestations to vouch for onchain projects
- Icebreaker is using offchain attestations to build a new professional network
- Shadow using attestations to create a trusted registry of shadow contracts
- Clique is building oracle services for gaming and other use cases
Metrics Garden creating new tools for impact measurement