All of India · online and on campus
8 Climate & sustainability hackathons in India
Sorted by how long you have left to apply. 21 open now, 13 closing this week, biggest published pool ₹2L.
8 hackathons
7 still open for registration · deadline first, then start date · all times IST
Green Shift Hacks
- Where
- Online
- Team size
- Team size not published
K Hacks 4.0
- Where
- Online
- Team size
- 2–4 per team
CTF - Capture The Flag
- Where
- Online
- Team size
- 1–2 per team
IDEATHON- FutureX: Innovating for Global Challenges
- Where
- Online
- Team size
- 2–4 per team
Project Jupyter
- Where
- Online
- Team size
- 1 per team
Bug Bounty: Multiverse Wars Competition
- Where
- Online
- Team size
- 1 per team
Threws Odyssey 2026
- Where
- Online
- Team size
- 1–4 per team
Madlab - The Ultimate Innovation Hackathon
- Where
- Online
- Team size
- 1–5 per team
Answers
Climate & sustainability hackathons in India, in one paragraph
7 climate & sustainability hackathons are open for registration in India right now, 3 of them closing this week. The next deadline is Bug Bounty: Multiverse Wars Competition on Friday 13 November (closes today). 8 run online and 0 in person. 5 of the 8 publish a prize pool, the largest ₹2L.
- 1Green Shift Hacks
5 days left to apply · starts Sun 18 Oct IST
$125 · team size not published · online
- 2
- 3
- 4IDEATHON- FutureX: Innovating for Global Challenges
33 days left to apply · starts Sat 19 Dec IST
prize not published · 2–4 per team · online
- 5
- 6Bug Bounty: Multiverse Wars Competition
Closes today · starts Fri 13 Nov IST
prize not published · 1 per team · online
- 7
- 8Madlab - The Ultimate Innovation Hackathon
Closes today · starts Wed 18 Nov IST
prize not published · 1–5 per team · online
Frequently asked
- How many climate & sustainability hackathons in India are open for registration right now?
- 7 of the 8 upcoming climate & sustainability hackathons listed in India are still open for registration: 3 close within 7 days and 5 within 30 days. The very next one to close is Bug Bounty: Multiverse Wars Competition, on 13 November 2026.
- Which climate & sustainability hackathons in India have the biggest prize pools?
- 5 of the 8 listed climate & sustainability hackathons publish a prize pool, the largest ₹2L. 1 of those is 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 climate & sustainability hackathons I can join from anywhere in India?
- 8 of the 8 run online and can be entered from anywhere in India; 0 need you on site. 5 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 — Devpost, Luma 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 8 upcoming climate & sustainability hackathons listed on this page. Rebuilt twice a day from Devpost, Luma, 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 8 of these 24 listings are.
Where this comes from
Public listings on Devpost, Luma, 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.