BlockBuild Web3 Hackathon — Hackathon

About This Hackathon

BlockBuild is a Web3 hackathon focused on building decentralized applications on Ethereum, Solana, and other leading blockchains. Participants will build DeFi protocols, NFT platforms, DAOs, and cross-chain bridges. Expert mentors from leading Web3 companies will guide teams throughout the 48-hour event.

Themes & Problem Statements

DeFi, NFTs, DAOs, Cross-chain Interoperability, Smart Contract Security, Layer 2 Scaling

Prize Breakdown

$12,000 for 1st, $7,000 for 2nd, $4,000 for 3rd, $2,000 for best DeFi project

Rules & Guidelines

Smart contracts must be audited for basic vulnerabilities before submission. No forking existing protocols without significant modifications. Must deploy on testnet. All code must be open source and hosted on GitHub.

Resources Provided

Alchemy API access, Infura node access, Chainlink oracle credits, Polygon testnet MATIC, Ethereum Goerli ETH faucet

Schedule

Reg. Opens 26 Apr 2026

Reg. Closes 21 May 2026

Hack Starts 26 May 2026

Hack Ends 05 Jun 2026

Results 10 Jun 2026

Participation

Team Size 1 – 4 members

Max Teams 250

Eligibility Open to all

Tech Stack

Solidity Rust JavaScript Ethers.js Hardhat IPFS React TheGraph Protocol

Organizer

ChainForge Labs

Derek Sullivan

Registration Closed

Closed on 21 May 2026

4 registered View All

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