Ethereum Hackathon @ Sydney
About the event
About Ethereum @ Sydney 2026
Ethereum @ Sydney 2026 brings together builders, researchers, founders and ecosystem leaders to explore the latest developments across Ethereum, from protocol innovation and emerging applications to academic research and real world adoption.
The public programme begins with Ethereum Hackathon on 26 September, followed by Ethereum Day on 27 September. Together, they connect global ideas and expertise with Australia's projects, talent and local ecosystem, creating opportunities to build, share and collaborate.
Ethereum @ Sydney 2026 aims to showcase Ethereum's development in Australia, support emerging builders and applications, and strengthen connections between the Australian and global Ethereum communities.
26 to 27 September 2026 - Sydney, Australia
Ethereum Hackathon @ Sydney
Ethereum Hackathon @ Sydney will bring together Australian and international builders to develop Ethereum applications and reusable open-source components.
Agenda
Sep 26
9:00 - 10:00 Opening and Welcoming
Registrations
10:00 - 10:10 Opening Speech
Audrey Tang, Executive Director, Ethereum Applications Guild (EAG)
10:10 - 12:00 Hackathon Building
12:00 - 14:00 Hackathon Building
14:00 Hackathon Submission Ends
14:00 - 16:30 Demo Showcase 5 mins/project (3 mins Showcase + 2 mins QA)
16:30 - 17:00 Judgement
17:00 Winner Announcement
EAG Project Tracks
Builders can explore one of the EAG Global Buildathon tracks:
AI x Ethereum & Agent Economy
AI agents, agent wallets, agent payments, agent-to-agent coordination and Ethereum-native AI applications.
Local AI, Private AI & User-Owned Data
Privacy-first AI applications, user-owned datasets, private credentials and selective disclosure.
Smart Devices, Open Hardware & Privacy Hardware
Open hardware, device identity, crypto-integrated devices, secure hardware and Ethereum in real-world environments.
Application Middleware & Open-Source Tooling
SDKs, wallet tooling, account abstraction, developer APIs, privacy SDKs, monitoring tools and reusable infrastructure.
AI-Native Creator Economy & Digital Rights
Content provenance, attribution, programmable licensing, creator payments, digital rights and ownership in the age of AI.
Real-World Ethereum Applications
Stablecoin payments, community coordination, education tools, public goods funding, reputation systems, local commerce and applications for emerging regions.
HSK Chain Tracks
AI Agents
AI × Web3
DeFi
Stablecoins
Payments
RWA
Blockchain Infrastructure
Hackathon Prize
EAG Track
1st Prize: ShanHaiWoo Scholarship * 1
HSK Chain Track
1st Prize: 2,500 USDT
2nd Prize: 1,500 USDT
3rd Prize: 1,000 USDT
About EAG
The Ethereum Applications Guild (EAG) is a global non-profit collaborative organization dedicated to advancing the innovation, adoption, and real-world impact of Ethereum-native applications. Through application acceleration, open co-creation, ecosystem partnerships, sustainable funding, and global events, EAG connects builders, institutions, and ecosystem stakeholders to foster the sustainable growth and broader reach of the Ethereum applications ecosystem.