Explore Developer Hackathons 2025

Developer hackathons are all about turning ideas into working software. Whether you're a front-end dev, backend expert, or full-stack engineer, these events are your playground to build, collaborate, and launch projects fast.
Explore Developer hackathons online and in-person
IN-PERSON WebVM: The hackathon II

April 7, 2025 - April 14, 2025

Ended

About the challenge WebVM: The hackathon is a global hybrid event open to all developers! Dive into the world of in-browser virtualization by leveraging CheerpX, …

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beginner · education · web · Leeds, England, United Kingdom
IN-PERSON MariHacks 8.0

April 4, 2025 - April 5, 2025

Ended

MariHacks is Montreal’s first and largest annual 2-day hackathon for CEGEP and high school students, hosted at Marianopolis College. We bring together over 200 young …

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beginner · Westmount, Quebec, Canada
IN-PERSON Google Developer Group (GDG) @ Mason: BuildAthon

April 4, 2025 - April 25, 2025

Ended

About the challenge Use Google technologies to build a Web or Android application to compete against other teams to win Best Overall Track Get started …

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machine learning · mobile · web · Fairfax, Virginia, United States
ONLINE AI Agent beginners Hackathon

March 30, 2025 - April 6, 2025

Ended

What is the AI Hackathon? Why join? Gain hands-on experience with AI technologies Compete for a $600 prize pool Get your project featured in the …

IN-PERSON Fetch.ai Hackathon at Techkriti'25, IIT Kanpur

March 30, 2025 - April 5, 2025

Ended

About the challenge Unleash your creativity by designing specialised AI Agents in any domain—whether it's Finance, Healthcare, Education, Quantum or Social Impact. Using any Agentic …

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beginner · blockchain · machine learning · Kanpur, Uttar Pradesh, India
ONLINE GREENHAX

March 28, 2025 - March 30, 2025

Ended

About the challenge Prompt 1 (Nodes): Design an innovative app or program that meaningfully connects people and fosters community. Prompt 2 (IBM): Create an app …

IN-PERSON GrizzHacks 7

March 22, 2025 - March 23, 2025

Ended

REGISTER NOW at grizzhacks.org to secure your spot! Note: you must register through our website to check in at the hackathon. ABOUT GrizzHacks is a …

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beginner · machine learning · Rochester, Minnesota, United States
IN-PERSON Emory Hacks 2025

March 21, 2025 - March 23, 2025

Ended

About the challenge ​Emory Hacks, presented by PROJECT Emory, is a hackathon hosted at Emory University. We are committed to bringing hundreds of students together …

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beginner · machine learning · social · Atlanta, Georgia, United States
IN-PERSON GenAI Genesis 2025

March 21, 2025 - March 23, 2025

Ended

OverviewGenAI Genesis is the largest AI hackathon in Canada focused on generative AI! Powered by PwC, backed by Google Developers as part of their #BuildwithAI …

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beginner · machine learning · social · Toronto, Ontario, Canada
IN-PERSON National Software Competition 2025 - SG (Swift Edition)

March 20, 2025

Ended

About the challenge The National Software Competition (NSC) is an annual event that brings together young software developers from secondary schools across Singapore. This time, …

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