Explore Open Hackathons 2025

Open hackathons welcome creators of all backgrounds, skills, and ideas to collaborate freely.
Explore Open hackathons online and in-person
IN-PERSON Kent Hack Enough 2026

March 28, 2026 - March 29, 2026

Upcoming

Event Time Location Check-in 10:00 AM 2nd floor open gallery Pre-event 10:00 AM Sponsor Tables 10:30 AM 2nd floor open gallery Team formation 11:00 AM …

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Beginner · Kent, Washington, United States
IN-PERSON WAV Hackathon

March 9, 2026 - April 17, 2026

Upcoming

💡 About the Challenge This hackathon is open to Urban League members who are undergraduate or graduate students in Hampton Roads universities or community colleges. …

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Beginner · IoT · Social · Norfolk, Virginia, United States
IN-PERSON FitchGroup Codeathon '25 - Drive Sustainability using AI - Chicago

Nov. 21, 2025 - Nov. 24, 2025

Upcoming

About the challenge Project Name: Enhanced Emissions Estimates for ESG Data Completeness Use Case Summary: Many companies do not report complete greenhouse gas emissions (Scope …

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Machine Learning · Chicago, Illinois, United States
IN-PERSON Women AI Hackathon

Nov. 15, 2025

Upcoming

The Women in AI Hackathon is a dynamic, inclusive event designed to spotlight and empower women and non-binary individuals building with artificial intelligence. This isn’t …

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Machine Learning · Seattle, Washington, United States
IN-PERSON Sierra Hacks

Nov. 15, 2025

Upcoming

About the challenge Sierra Hacks is a 12 hour Hackathon open to any High Schoolers from the Bay Area to Central Valley. Over the course …

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Beginner · Mobile · Web · Manteca, California, United States
IN-PERSON Hackabyte's 2025 Fall Hackathon (Date is TBD)

Nov. 8, 2025 - Nov. 9, 2025

Upcoming

Save the date for November 8th and November 9th for Hackabyte's 2025 Fall hackathon! As a nonprofit, we're all about sparking creativity, encouraging collaboration, and …

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IoT · Machine Learning · Redmond, Washington, United States
IN-PERSON MountainHacks 2025

Nov. 8, 2025

Upcoming

A 12-hour hackathon for high-school students taking place on Nov 8th, 2025, at Mountain House High School! Open to all experience levels beginner or advanced, …

IN-PERSON BYU-Idaho: i-Hack 2025: Hack the Norm

Oct. 24, 2025 - Oct. 25, 2025

Upcoming

Overview: I-Hack 2025 is an exciting event open to all BYU-Idaho students—no matter your major or background! Whether you're into technology, design, business, communication, science, …

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Education · Rexburg, Idaho, United States
IN-PERSON Knight Hacks VIII

Oct. 24, 2025 - Oct. 26, 2025

Upcoming

About the challenge Get ready to pick your side, towering Gundam or rampaging Kaiju! Knight Hacks VIII: Gundam vs Kaiju calls 700+ builders to a …

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Beginner · Orlando, Florida, United States
IN-PERSON Lehigh Fall 2025 Collegiate Hackathon

Oct. 18, 2025 - Oct. 19, 2025

Ended

Join us for Lehigh University’s annual Fall Hackathon! We are excited to welcome the creativity of students from universities all over the PA/NJ area! Open …

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Beginner · Design · Bethlehem, Pennsylvania, United States

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