🌴 ETHChiangmai Hackathon
Hackathon Location - https://maps.app.goo.gl/r6oPTB7615cKQwQL6?g_st=ic

Build the future of Web3 in Chiang Mai, Thailand—an open Ethereum hackathon for global developers, builders, researchers, and creatives.

📅 Event Details

• Date: January 28 – February 3, 2026

• 4Seas Nimman, Chiang Mai, Thailand

• Capacity: Maximum 30 projects, 120 participants

• Apply by Jan 20, 2026 (23:59 GMT+7)

• Click here for Registration

💡 Track Themes

1. Privacy — Privacy & Zero-Knowledge Applications

Build privacy-focused applications using zero-knowledge proofs, privacy-preserving computation, and anonymous identity systems.

Key Areas:

• ZK applications & tooling

• Verifiable computation

• Private payments & anonymous transactions

• Identity & reputation systems

• Data ownership & privacy protection

2. Digital Economy — Open Digital Economy

Create more inclusive and efficient DeFi, payments, and creator economy applications.

Key Areas:

• Stablecoins & cross-border payments

• Liquidity innovation & yield aggregation

• Creator economy tooling (copyright, revenue sharing, fan economy)

• DAOs & economic incentive mechanisms

3. Digital Resilience — DWeb / P2P Innovation

Build censorship-resistant, distributed digital systems beyond centralized architectures.

Key Areas:

• Decentralized storage (IPFS, Arweave, Filecoin, etc.)

• DWeb applications & infrastructure

• Resilient networks for disaster scenarios

• Permissionless internet innovations

4. AI x Blockchain — AI & Web3 Convergence

Explore intelligent, verifiable, and open AI applications powered by blockchain.

Key Areas:

• Trustworthy AI (verifiable models & on-chain validation)

• AI Agents + smart contract interactions

• Decentralized model marketplaces & inference networks

• Blockchain-enhanced AI data quality & provenance

• AI-native creation & on-chain IP

📋 Submission Requirements

Project Requirements:

• Data sovereignty: Users control their own data

• On-chain interaction: At least one core feature on blockchain

• Immutability: Data integrity through blockchain

• Identity: Preferably using decentralized identifiers (DID)

Technical Stack:

• On-chain + off-chain architecture is required

• Web3: Ethereum, x402, sponsor technologies

• Web2: React/Vue/Angular, Node.js/Rails, PostgreSQL/Supabase, OAuth/JWT

GitHub Requirements:

• Public repository with open-source license (MIT/Apache)

• Clear README: project intro, features, tech stack, setup guide, demo

• At least 5 meaningful commits with clear messages

Submission Materials:

• Team: Up to 4 members (names + GitHub IDs)

• Demo video: 2-5 minutes

• PPT slides: Architecture and design

• GitHub repository link

Timeline:

• Hackathon: Jan 28, 2026, 10:00 AM – Feb 2, 2026, 10:30 AM (UTC+7)

• Submission Opens: Feb 2, 2026, 10:30 AM (UTC+7)

🏆 Awards

Total Prize Pool: $11,500

Details coming up soon! Including awards for Top teams and special award for different tracks.

⚖️ Judging Criteria

• Innovation (25%): Novel ideas, breakthrough applications, unique functionality

• Commercial Potential (25%): Real-world adoption feasibility and business value

• Technical Implementation (25%): Code quality, originality, best practices

• Interaction Design (15%): Intuitive and smooth user experience

• Presentation (10%): Clear communication of product value

👨‍⚖️ Judges (Partial List, Updating)

Pan Zhixiong – Founder of Chainfeeds | https://x.com/nake13

Guo Yu – Founder of Secbit, ZK Researcher | https://x.com/1dot2

Jiang – Social Layer Core Contributor | https://x.com/jiangplus

Aurora - Experienced AI Product Manager