Web3 Hackathon Projects | Code Examples & Inspiration

one citizen per vote platform allowing citizens to vote on legislation in Federal Parliament for gathering consensus and affecting political change

A multi-signature wallet where owners can anonymously submit / approve / reject transactions.

A fully on-chain generative art ERC-721 made with Dojo and Origami

FHE-based personalized advertising protocol: Displaying relevant ads while safeguarding user confidentiality.

Pay your Gas with Ads. Enjoy gasless GHO transfer experience powered by EIP-2612

AidDistribute is a mechanism to ensures a traceable and accountable channel for direct stablecoin transfers

Start a new habit with our challenge. Commit by staking and maintaining the habit to succeed. If you fail, half of your stake is used to support public goods, while the other half rewards consistent participants.

Angpao.money is a magic-link utility to make receiving crypto as intuitive as handing over cash in an envelope. Absolute zero dependency: install nothing and gas-free, Angpao.money hyper-charge onboarding by bridging the UX gap, making every transfer fun, personal and memorable.

Athoos introduces a trustless, permissionless trust-scoring system for crypto wallets without KYC, featuring wallet scoring, trust-based pool creation, and score-conditional swapping.

Simplifying Wallet Management with OAuth2.0, OpenID Connect, JWT, and RSA Verification and Account Abstraction

Betting platform where ETHGlobal attendees can forecast hackathon finalists based on showcase data and sign in with their NFC wristbands for frictionless onboarding.

A Web3 betting platform on Skale with XMTP-powered messaging for group bets. USDC funds are transparently handled via smart contracts, and AI helps determine outcomes. Bets are finalized and resolved on-chain, ensuring secure, trustless, and engaging group betting experiences.