o1js is a zero-knowledge tooling for proofs, privacy, verification, and scaling 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 proof-generating applications.
• Verify computations or identity claims.
• Prototype privacy-preserving product flows.
• Integrate ZK systems with smart contracts.

Best fit: teams exploring privacy, proof systems, and verifiable application logic.