
Spruce
Take control over your data across the web
Open DappThe project behind Sign in with Ethereum, DIDKit, and Kepler solutions is building a cross-chain user data ownership protocol. Their products work seamlessly across various blockchains such as Ethereum, Solana, Polygon, Tezos, Celo, and Ceramic. By utilizing different emerging data technologies, including the recent W3C Verifiable Credentials and W3C Decentralized Identifiers specifications, they enable complete lifecycle management for licenses, certificates, audit reports, registrations, and other mission-critical data that must remain secure while passing many hands.
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