Marketplace Developer tools Sign Protocol

Sign Protocol

Sign Protocol is a identity tool for names, credentials, authentication, and user trust in Web3. It helps Web3 teams work with blockchain...

Type

Developer tool

Protocols

Ethereum

BNB Smart Chain

Polygon

Arbitrum

Base

Optimism

Avalanche

Sign Protocol is a identity tool for names, credentials, authentication, and user trust in Web3. It helps Web3 teams work with blockchain applications, smart contracts, wallets, data, and onchain infrastructure using a focused product or developer workflow.

**Use it for:**
– Resolve names, identities, or credentials.
– Improve account onboarding.
– Support reputation and access workflows.
– Connect identity data to onchain products.

**Best fit:** teams adding trust, naming, or credential layers to Web3 applications.

Documentation