Find and organize blockchain hackathons | Devpost - The home for hackathons

Devpost powers blockchain hackathons with leading organizations, including Blockstack, Bitcoin, Ethereum, and Kin. Competing offers opportunities to learn blockchain development online and gives you the potential to win amazing prizes through both in-person and online virtual hackathons.

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Our current online Blockchain hackathons

COMPSPHERE 12

Create The Ideas, Connect The Future

$1,247 in prizes

299 participants

Deadline: Sep 17, 2026 September 17 at 1:00pm EDT to submit

Online

3rd-Web-Hack

Hack the Web, build solutions to existing Blockchain problems

$750 in prizes

139 participants

Deadline: Sep 27, 2026 September 27 at 3:00am EDT to submit

Online

IEEE ClimateChain Global Hackathon

AI and BLOCKCHAIN Innovate Today for a Sustainable Tomorrow.

$3,000 in prizes

288 participants

Deadline: Oct 25, 2026 Starts in October 05 at 12:00am EDT

Online

Our current in-person Blockchain hackathons

UPAI-Hackdays

Build. Innovate. Elevate.

Non-monetary prizes

20 participants

Sep 7 - Sep 10, 2026 September 10 at 7:30am EDT to submit

Kanpur, India

Top Blockchain builders of 2026

Atharv Mantri

Open to ideas

Ashiha Mahesh Kumar

Vedant Dorlikar

Karan Bisht

Shreyas Rao

A software engineer student at University of Toronto cursious about technology and always absorbing knowledge.

Sakshyam Sigdel

Prasant Koirala

Tejas Rao

Recent winning Blockchain projects

Recent Blockchain hackathons

Gemini Event - HackMatrix

Create Code Creation

Non-monetary prizes

88 participants

Aug 9 - Sep 5, 2026 Starts in August 09 at 12:45am EDT

Jaipur, India

Midnight Hackathon: August 2026

This is your opportunity to build on a fully launched network designed to solve the internet's biggest privacy challenges.

Non-monetary prizes

369 participants

Aug 28 - Aug 30, 2026 Starts in August 28 at 1:00pm EDT

New York, NY, USA

Brainwave 2026 – Midnight Track

From Midnight Ideas to On-Chain Innovation.

$220 in prizes

169 participants

Deadline: Aug 26, 2026 Starts in August 10 at 2:00pm EDT

Online

Nexora

Code The Next Era

₹ 30,000 in prizes

139 participants

Jul 30 - Aug 16, 2026 Starts in July 30 at 3:15pm EDT

Kurumbapalayam SSKulam, India