Farcaster is a Web3 social or messaging protocol for identity, communication, and community workflows. 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:

• Build user-owned social graphs.
• Add messaging or notifications.
• Connect communities to wallets and identities.
• Support social application primitives.

Best fit: teams building community, messaging, or social products onchain.