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ETHOnline 2026
Global online Ethereum hackathon · $100,000 prize pool · 800+ builders
Hosted By
ETHGlobal
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About this Event
800+
Expected Attendees
Current edition confirmed
10+
Participating Protocols
Current edition confirmed
29+
Workshops
Current edition confirmed
$100,000
Total Prize Pool
Current edition confirmed
Virtual, global asynchronous
Format
Current edition confirmed
Sept 4–16, 2026 (13 days)
Duration
Current edition confirmed
1–5 members
Team Size
Current edition confirmed
From Scratch, Extend Open Source, Ship a Feature
Tracks
Current edition confirmed
Up to 3 per team
Sponsor SDK Limit
Current edition confirmed
Agenda
Partial Agenda: Claude Code: AI Skills for Hackathon Builders — Luke Forrest (Hedera)
: How to Navigate the Uniswap Stack — Uniswap
: Team Formation & Idea Brainstorming Session — Pascal Rüger (ETHGlobal)
- •September 4, 2026
: Deadline to Apply
: Team Formation & Idea Brainstorming Session — Pascal Rüger (ETHGlobal)
: ENSv2: Identity for Apps, Agents & Beyond — Kevin Krone (ENS)
: ETHOnline 2026 Kickoff — Kartik Talwar (ETHGlobal)
: Hacking Begins
- •September 5, 2026
: Building Trust Online — Mateo Sauton (World)
: Reimagining the AMM with 1inch Aqua — Tanner Moore (1inch)
- •September 7, 2026
: Ledger Tracks Explained — Etienne Waldron and Oscar Chaix (Ledger)
- •September 8, 2026
: Project Check-in #1 Due
: Build for the Agentic Economy With USDC on Arc — Blessing Adesiji (Circle)
: Confidential Workflows — Solange Gueiros (Chainlink Labs)
: Project Feedback Session #1 — Pascal Rüger (ETHGlobal)
- •September 9, 2026
: Build and Use Agentic Recipes with Bazantic — Tom Hay (Bazantic)
- •September 10, 2026
: Project Feedback Session #2 — Pascal Rüger (ETHGlobal)
- •September 11, 2026
: Project Check-in #2 Due
- •The remaining Week 2 and closing sessions will be updated when ETHGlobal publishes them.
- •2026 Project Tracks
- •From Scratch — Create a completely new project during the hackathon.
- •Extend Open Source — Bring an open-source repository you already maintain and develop a new feature.
- •Ship a Feature — Develop a new feature for an existing private or commercial product and release the submitted feature as open source.
- •Team Size: 1–5 members
- •Sponsor SDK Limit: Up to three sponsor SDKs per team
Speakers
AnnouncedEmilio Silva
Independent
Karim Halabi
NGMI Labs
Kartik Talwar
ETHGlobal
Austin Griffith
Ethereum Foundation
Luke Forrest
Hedera
Pascal Rüger
ETHGlobal
Kevin Krone
ENS
Mateo Sauton
World
Who Attends
Developers / Builders
Founders / Startups
Students / Beginners
Protocol Teams
Other
Topics & Themes
Digital Assets
Technology
Markets
Policy
Culture
Other
Sponsors & Partners
confirmedPartners(Uncategorized — pending review)
Sources & Verification
ETHOnline 2026 Official Page
Supports: Event details, dates, agenda, speakers, sponsors, prize pool
ETHOnline 2026 Prizes Page
Supports: Prize pool breakdown and partner prizes
Event Details
Date Confirmed
September 4–16, 2026
Time To Be Announced
Schedule Not Announced
UTC
UTC+0
UTC
Venue Online
Online Event
Virtual / Online, Global
Format
Virtual
Application Required
Registration closes: September 4, 2026
Limited to 800 seats
Participation in ETHOnline 2026 was free but required an application and ETHGlobal approval. Applications are now closed. The event is currently running online from September 4–16, 2026. Application Deadline: September 4, 2026 at 9:29 AM IST (closed). Total Prize Pool: $100,000 — The Graph ($15,000), Hedera ($15,000), Arc ($10,000), World ($7,000), 1inch ($7,000), ENS ($5,000), Uniswap Foundation ($5,000), Ledger ($5,000), Privy ($5,000), Chainlink ($3,000), Bazantic ($3,000). ETHOnline is a global asynchronous hackathon. The official schedule automatically converts session times according to the visitor's selected timezone.
Application Required