153+ Javascript PRIVACY Web3 Hackathon Projects

Kaching 2.0 is a decentralized tool that helps you keep track of your crypto transactions. It’s built for privacy and transparency, giving you control over your financial data while making it easy to organize and review your activity in the Web3 world.

Community Tag is a Telegram miniapp that connects user identities, wallets, and tags to manage relationships with communities. It supports multi-chain wallets, privacy-focused verifications, and gamified interactions within decentralized ecosystems.

The ultimate goal of the project was to create a system that would simplify the process of repaying small debts or amounts in a very straightforward and humorous way using cryptocurrencies.

Jobba is a decentralized job platform connecting employers and job seekers with verified credentials, instant payouts, and seamless Web3 authentication. Build trust, find talent, and unlock opportunities

ElectoVote is a decentralized voting platform utilizing Foundry for smart contracts and integrating Morph and Sign Protocol for secure, attestation-based voting, ensuring transparency and a gamified user experience.

Backpacker rewards travelers with tokens for sharing reviews, unlocking exclusive travel deals while respecting privacy. Your insights train a federated AI model to power trip recommendation, creating a place where every shared experience helps others plan better journeys.

TestedOK is a solidity bounty platform, which enables users to create and participate in bounties while creating off chain proofs for the same. It uses cartesi's vm and linux environment to run test cases on machine and generate proofs in real time.

Space Invaders MiniApp with escalating difficulty, advanced UI, and Worldcoin-powered leaderboard. Prove your humanity and compete globally against verified players to secure your high score. Powered by cutting-edge digital identity tech from Worldcoin.

We are integrating your wallet insinde of your keyboard to make payment as easy as sending an emoji