Explore Open Hackathons 2026

Open hackathons welcome creators of all backgrounds, skills, and ideas to collaborate freely.
Explore Open hackathons online and in-person
IN-PERSON Hornet Hacks

Feb. 28, 2025 - March 7, 2025

Ended

Dates: Feb. 28th (9 am to 8 pm) and Mar. 7th (4 pm to 8 pm) About the challenge The Hackathon Event is a collaborative …

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In-person
ONLINE Hack Reddit 2025

Feb. 27, 2025 - March 28, 2025

Ended

Overview Reddit is hosting a virtual hackathon from February 27th to March 27th. We’re offering developers $36,000 in prizes for the best apps built for …

IN-PERSON Contra Costa County Open Government Hackathon

Feb. 24, 2025 - March 1, 2025

Ended

About the challenge Our primary challenge is to develop programs that download minutes and agenda packets from city councils and school boards in Contra Costa …

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beginner · social · Walnut Creek, California, United States
IN-PERSON IATA ONE Record Hackathon

Feb. 24, 2025 - Feb. 25, 2025

Ended

IATA Hackathon confirmed participants are entitled to a 10% discount on general public rates for the IATA World Data Symposium. For more details, contact [email protected]. …

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ar/vr · iot · machine learning · Dublin, Leinster, Ireland
IN-PERSON [LIVE AI Ivy Plus] Harvard-Duke Hackathon

Feb. 22, 2025 - Feb. 23, 2025

Ended

About the challenge Welcome to LIVE AI Ivy Plus, the Harvard-Duke AI / ML Hybrid Hackathon jointly hosted at Duke University and Harvard University on …

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blockchain · fintech · machine learning · Cambridge, Massachusetts, United States
IN-PERSON CuseHacks 2025 Datathon

Feb. 22, 2025 - Feb. 23, 2025

Ended

About the challenge: The CuseHacks Datathon is Syracuse University’s first-ever annual 24-hour datathon. A datathon is a data-focused competition where students come together to analyze, …

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beginner · low/no-code · social · Syracuse, New York, United States
IN-PERSON GHacks - 2025

Feb. 22, 2025 - Feb. 23, 2025

Ended

About the challenge Use professional grade equipment to preform data collection and analysis! This challenge is a great introduction to the field of Geomatics, designed …

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beginner · Calgary, Alberta, Canada
IN-PERSON Battery Fire Safety

Feb. 22, 2025

Date TBD

Fires caused by e-bike batteries are a challenge that needs bold thinkers and creative solutions. With lithium ion batteries revolutionizing urban transportation, fire safety issues …

IN-PERSON BrickHack 11

Feb. 22, 2025 - Feb. 23, 2025

Ended

Welcome to BrickHack 11, the eleventh iteration of RIT's premier collegiate hackathon!February 22nd ignites a weekend devoted to hundreds of designers and coders dedicating 24 …

IN-PERSON AfroPix 2025

Feb. 22, 2025

Date TBD

About the challenge The Afropix 2025 Hackathon is focused on creating compelling visualizations and software that highlight African American achievements across various fields. Participants will …

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beginner · low/no-code · Chapel Hill, North Carolina, United States

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