All of India · online and on campus
6 Web3 & blockchain hackathons in India
Sorted by how long you have left to apply. 6 open now, 2 closing this week, biggest published pool $11,000.
6 hackathons
6 still open for registration · deadline first, then start date · all times IST
ACM Marketsphere 2026
- Where
- Online
- Team size
- 3–4 per team
MST Blockchain x Newrro 24-Hour Buildathon
- Where
- Bangalore Urban
- Team size
- 1–4 per team
HACKBIOS 2K26
- Where
- SSTC
- Team size
- 2–4 per team
Hack in Hills ’26
- Where
- Manali
- Team size
- 1–3 per team
Hefty-Hacks
- Where
- Online
- Team size
- 2–6 per team
HACKER HOUSE GOA 2026
- Where
- Goa · multi-city
- Team size
- 1–3 per team
Answers
Web3 & blockchain hackathons in India, in one paragraph
6 web3 & blockchain hackathons are open for registration in India right now, 2 of them closing this week. The next deadline is ACM Marketsphere 2026 on Saturday 19 September (4 days left to apply). 2 run online and 4 in person, mostly in Bengaluru, Junwani and Manali. 4 of the 6 publish a prize pool, the largest $11,000.
- 1
- 2MST Blockchain x Newrro 24-Hour Buildathon
5 days left to apply · starts Sun 20 Sep IST
₹2.5L · 1–4 per team · Bangalore Urban
- 3
- 4Hack in Hills ’26
16 days left to apply · starts Wed 30 Sep IST
prize not published · 1–3 per team · Manali
- 5
- 6HACKER HOUSE GOA 2026
16 days left to apply · starts Wed 28 Oct IST
prize not published · 1–3 per team · Goa
Frequently asked
- How many web3 & blockchain hackathons in India are open for registration right now?
- 6 of the 6 upcoming web3 & blockchain hackathons listed in India are still open for registration: 2 close within 7 days and 6 within 30 days. The very next one to close is ACM Marketsphere 2026, on 19 September 2026.
- Which web3 & blockchain hackathons in India have the biggest prize pools?
- 4 of the 6 listed web3 & blockchain hackathons publish a prize pool, the largest $11,000. 2 of those are quoted in a currency other than the rupee; the card shows the organizer's own figure and the rupee value is only used to sort them into prize bands.
- Are there online web3 & blockchain hackathons I can join from anywhere in India?
- 2 of the 6 run online and can be entered from anywhere in India; 4 need you on site, most often in Bengaluru (1), Junwani (1) and Manali (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 6 upcoming web3 & blockchain hackathons listed on this page. Rebuilt twice a day from Devfolio, Unstop. All times IST.
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By theme
Hackathons by city
National and online hackathons show on every city page too — that is what 3 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.