28+ PRIVACY Web3 Hackathon Projects

Web3Sign enables you to store and sign documents in a completely decentralized manner. Documents are stored using IPFS storage, and signatures are recorded on the blockchain.

0xbsidian is an obsidian plugin that enables collaboration on documents by on chain identities. Doc data are content-adressed, stored and encrypted with LIT.

Smart contract managed dispute arbitration with AI-assisted verdicts: a simpler way to settle disputes.

Chirpcaster is an innovative push-to-talk decentralized application (dApp) designed to facilitate real-time voice communication over blockchain networks.

Use your wallet to access custom AI agents, keeping your data, RAG, and queries secure.

The app uses Lit Protocol to securely encrypt, decrypt, and conditionally sign documents, ensuring only authorized users can access and sign them.

Secure your data with zero-knowledge proofs & verifiable credentials. Local-first wallet for ultimate control.

ZeroAI extends AI adoption by empowering Offline Access to agents created on Filecoin.

HackAR: Blending Mona Wallet, Lit Protocol, & Google's Geospatial Creator, we've built a spatial marvel on Unity. Explore the Metaplex, play Crypto Saber, and experience hyper-realistic WeatherXM—all from the comfort of home. #SpatialComputing #VR #AR

Willfy your documents, transactions, and wallets in the most secure and decentralized manner, backed by a trusted execution environment and smart contracts

Receive tailored insurance recommendations and real quotes that consider all your needs and medical history, while remaining anonymous and in control of your data.

A decentralized AI computation and storage platform allowing users to run AI models via LilyPad, encrypt results with their public key, and securely store outputs on lighthouse, accessible only by the user’s private key.