Explore Open Hackathons 2026

Open hackathons welcome creators of all backgrounds, skills, and ideas to collaborate freely.
Explore Open hackathons online and in-person
ONLINE Product Design Sprint

March 21, 2026 - March 22, 2026

Ended

About the challengeWestern Founders Network’s Product Design Sprint (PDS) is a weekend-long, hackathon-style design competition where teams use design thinking to tackle a real-world problem …

ONLINE Claude Hackathon x UVicHacks

March 21, 2026

Date TBD

Main Description Anthropic's Claude Hackathon x UVicHacks is a one-day building competition hosted by the Claude Builder Club at the University of Victoria, in collaboration …

IN-PERSON MSU Designathon 2026

March 21, 2026 - March 22, 2026

Ended

MSU Designathon 2026 is Michigan State University's 24-hour design sprint—an exciting opportunity for students of all majors and skill levels to transform creative ideas into …

IN-PERSON Vandyhacks XII

March 21, 2026

Date TBD

As one of the largest hackathons in the south, this in-person event includes both student and company-led workshops, a career fair, games, events, full two-day …

ONLINE HackWashU AI Build Challenge +AI Perspectives Week

March 21, 2026 - March 28, 2026

Ended

Welcome to the HackWashU AI Build Challenge, a week-long, student-led build experience taking place during WashU’s +AI Perspectives Week. This event invites students from all …

ONLINE InfluenceHacks

March 21, 2026 - April 15, 2026

Ended

InfluenceHacks is a beginner-friendly online hackathon focused on building projects that create meaningful influence in the real world. Whether it’s shaping decisions, improving systems, or …

IN-PERSON Southwest MN Hacks

March 21, 2026

Date TBD

About the challenge Southwest MN Hacks: Marshall Edition is Marshall's first-ever student hackathon. A beginner-friendly, 12-hour event where students come together to turn ideas into …

IN-PERSON Seattle Divergent Hackathon

March 21, 2026

Date TBD

About the challenge: The Seattle Divergent Hackathon, in partnership with Microsoft, is a full-day, in-person Hackathon for 100+ high school participants on March 21st, 2026. …

ONLINE 305 Hack Spr26 | SubmissionPortal | [email protected]

March 20, 2026 - March 22, 2026

Ended

🔝 🔝 305 Hack Spring 2026 | Devpost Submission Portal ONLYRegister at 305hackspring2026.vercel.app Announcing 305 Hack: Spring 2026 EditionHosted by CODE CRUNCH, ColorStack at FIU, …

IN-PERSON UW Tech Exploration Lab Digital Health Challenge

March 20, 2026 - April 6, 2026

Ended

Brain health is one of the most urgent frontiers in healthcare today. From Alzheimer's and dementia to stress, mental health, and recovery from brain injury, …

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health · In-person

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