How many web3 & blockchain hackathons in India are open for registration right now?

2 of the 2 upcoming web3 & blockchain hackathons listed in India are still open for registration: 0 close within 7 days and 1 within 30 days. The very next one to close is Hacknova'27 2.0, on 20 November 2026.

Which web3 & blockchain hackathons in India have the biggest prize pools?

2 of the 2 listed web3 & blockchain hackathons publish a prize pool, the largest ₹1L.

Are there online web3 & blockchain hackathons I can join from anywhere in India?

0 of the 2 run online and can be entered from anywhere in India; 2 need you on site, most often in Mumbai (1) and Chennai (1). 2 say in their own description that students may enter.

How do I register for a hackathon listed here?

Every listing here links back to the organizer's registration page — Devfolio and Unstop — and registration happens there, not on Jamao. Nothing is behind a login and no listing is paid placement. Running one? Claim your listing from its page, or add it free at jamao.in/create, and it stops being overwritten by the import.

All of India · online and on campus

2 Web3 & blockchain hackathons in India

Sorted by how long you have left to apply. 5 open now, 1 closing this week, biggest published pool $10,000.

AI & ML5 Web3 & blockchain6 Fintech3 Health tech3 Climate & sustainability2 Open source All themes

Any deadline Closing this week Closing this month

Online + in person Online In person Open to students

Any prize pool Under ₹50K ₹50K – ₹2L ₹2L – ₹10L ₹10L and up

2 hackathons

2 still open for registration · deadline first, then start date · all times IST

8 days left to apply

₹75,000

via Unstop

Hacknova'27 2.0

Where: Kharghar
Team size: 2–4 per team

Sun, 7 FebApply by 20 Nov

32 days left to apply

₹1L

via Unstop

Defy'27

Where: Chennai
Team size: 4–6 per team

Tue, 15 DecApply by 14 Dec

Answers

Web3 & blockchain hackathons in India, in one paragraph

2 web3 & blockchain hackathons are open for registration in India right now, 0 of them closing this week. The next deadline is Hacknova'27 2.0 on Friday 20 November (8 days left to apply). 0 run online and 2 in person, mostly in Mumbai and Chennai. 2 of the 2 publish a prize pool, the largest ₹1L.

1
Hacknova'27 2.0
8 days left to apply · starts Sun 7 Feb IST
₹75,000 · 2–4 per team · Kharghar
2
Defy'27
32 days left to apply · starts Tue 15 Dec IST
₹1L · 4–6 per team · Chennai

Frequently asked

How many web3 & blockchain hackathons in India are open for registration right now?: 2 of the 2 upcoming web3 & blockchain hackathons listed in India are still open for registration: 0 close within 7 days and 1 within 30 days. The very next one to close is Hacknova'27 2.0, on 20 November 2026.
Which web3 & blockchain hackathons in India have the biggest prize pools?: 2 of the 2 listed web3 & blockchain hackathons publish a prize pool, the largest ₹1L.
Are there online web3 & blockchain hackathons I can join from anywhere in India?: 0 of the 2 run online and can be entered from anywhere in India; 2 need you on site, most often in Mumbai (1) and Chennai (1). 2 say in their own description that students may enter.
How do I register for a hackathon listed here?: Every listing here links back to the organizer's registration page — Devfolio and Unstop — and registration happens there, not on Jamao. Nothing is behind a login and no listing is paid placement. Running one? Claim your listing from its page, or add it free at jamao.in/create, and it stops being overwritten by the import.

Counted from the 2 upcoming web3 & blockchain hackathons listed on this page. Rebuilt twice a day from Devfolio, Unstop. All times IST.

One email a week with the weekend's meetups, workshops and demo nights. Optional WhatsApp channel. Unsubscribe any time.

By theme

Hackathons by city

National and online hackathons show on every city page too — that is what 4 of these 6 listings are.

Where this comes from

Public listings on Devfolio, Unstop, re-read twice a day. Registration always happens on the organizer's own page; Jamao never stands between you and it.

Running a hackathon? List it free or claim your listing from its page and we stop rewriting it.