Looking for solidity Web3 blockchain project ideas? Our library of 1947+ Web3 hackathon projects offers real-world implementations, code samples, and detailed case studies.
ZuCitizens Registry manage the citizenship lifecycle for members of online and real-life communities like Zuzalu and Crecimiento, using privacy-preserving methods
SubStream: A decentralized subscription platform on Base enabling merchants to create web3 subscriptions with AI-powered auto-renewals, bringing subscription models to web3 seamlessly.
ChainIP is a decentralized IP launchpad that connects innovators with investors. Backers receive profit-sharing rights from patent licensing, while creators get funding for their IP development. Smart contracts ensure transparent and automated profit distribution.
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.
Underdog is a decentralized, permissionless sports prediction marketplace on the Chiliz Blockchain, featuring AI-driven verification, automated rewards, AMM-based order books, oracle-validated outcomes, and low-cost transactions for sports enthusiasts.
This project introduces a @free annotation that allows you to offload any heavy computation offchain. It allows solidity developers to bring the cost of compute-heavy functions almost to zero without sacrificing the DevEx.
This platform enables users to purchase a gas-sponsorship subscription (potentially as an NFT) across any blockchain they choose.
Private and secure streaming of payments with confidentiality at its core.
Artopia is an innovative blockchain-based platform that leverages AI to empower users to create, customize, and mint their own NFTs.
Introducing Vibez: A Web3 community builder that uses Scroll's L1SLOAD to verify L1 NFT ownership (BAYC/Punks) directly on L2. Pass the vibe check by proving you're a long-term holder, not a wash trader. Build better communities through trustworthy reputation gating! 🎨✨
Exchange from Natural Language to Prediction Markets by using vector database.
🌶️A decentralized app to order street food in Bangkok, like Uber Eats but on-chain! Track orders, transparent payments, and real-time notifications via Push Protocol. 🍜