64+ PRIVACY Web3 Hackathon Projects

OUCHI POD is an application that creates encounters with a focus on Wellbeing.

Web3 Engineering Skills Evaluation & Global Hiring Platform.

Introducing GasFree Token API service for emerging DAOs, providing free temporary tokens with essential functions like Create, Mint, Transfer, Burn, and BalanceOf. Cloud-stored balances seamlessly migrate to ERC20 tokens on mainnet launch, saving gas costs and manual effort.

HyperBob’s ERC4337-compliant wallet implements the one-click private transfer feature that allows the account to send any stablecoin anonymously. It integrates zkBOB, an anonymous stablecoin transfer solution and Hyperlane, an interchain bridging and messaging protocol.

A privacy data pool for personalization. We collect viewing history data from Lens apps allow users to control the access. All Lens apps, if they have consent from users, can use the data for personalization. We focuses on private data while Lens Protocol does on public data.

"Consensus score" refers to the average score of how much people trust you, and you can have a way of indicating how much trust you have without revealing your score to others.

FUGA, the Federated User-Generated Avatar, unites Blockchain and Federated Learning, crafting AI chatbots for individuals. Users contribute to AI training, earn rewards, and shape policies, securing data privacy, ownership, and fair rewards in a sustainable AI ecosystem.

Qi is a transaction auction platform that reduces transaction cost for transactions. The cost reduction comes from three places 1. MEV redistribution 2. transaction exeuction 3. and gas fees

We built a web3 crowdfunding/sourcing to help small to medium local businesses and individuals who need both funding and help from talent pool. We initially focused on Japanese Milk Farmers who are currently enduring historical economical crisis.

Secret White List app using Zero Knowledge Set Membership. We prove only belonging

A compliant ZK AMM that allows for shielded withdrawals, deposits, transfers, and swaps

CtoC's future depends on secure methods like smart contracts. Safe Deal, a Web3 service, offers guarantees without high margins, replacing businesses' role in verifying identity and payment in CtoC, cutting costs.