Web3 Hackathon Projects: Open-Source Code Examples

Decentralized storage app built on Ethereum for secure, private, and user-owned data

Web3 Version Control System for Smart Contracts with AI auditing, Gas optimization and monitoring.

An AI agent using MeTTa & LLMs for automated cybersecurity incident response.

🔐 Zero-Knowledge Privacy Mixer for Ethereum - ZK-SNARKs ensure private ETH transfers

Syntra fuses AI + Hypersync to make blockchain data instantly searchable and smart.

Glitch lets anyone turn a simple idea into a fully playable onchain game in seconds.

Send and receive PYUSD onchain without paying gas using just your email!

Zero-fee marketplace for instant digital sales powered by (PyUSD) stablecoin payments.

Turn any device into a hardware wallet. Use a spare phone for secure QR code signing.

its demo of to do list application to run in solidity. to store and delete task of clients

Nexus Browser extension - unifies cross-chain bridging with defi workflows for Aave, Morpho

AI-powered Telegram bot that provides users with convenient wallet analysis