Explore Open Hackathons 2025

Open hackathons welcome creators of all backgrounds, skills, and ideas to collaborate freely.
Explore Open hackathons online and in-person
ONLINE Student Innovators Without Borders Hacks (Students; Open Ended)

Aug. 17, 2025 - Dec. 19, 2025

Open

Student Innovators Without Borders Hacks is a hackathon for students who code not just for fun—but for impact. This is your chance to build something …

ONLINE WorthyHacks 2

Aug. 17, 2025 - Aug. 23, 2025

Ended

WorthyHacks 2 is a virtual hackathon hosted by the members of the non-profit WorthyWorks. Students from the ages of 13-18 in middle school or high …

IN-PERSON DevNetwork [API + Cloud + Data] Hackathon 2025

Aug. 17, 2025 - Sept. 5, 2025

Ended

Join the nation's largest challenge-driven hackathon @ API World 2025! DevNetwork [API + Cloud + Data] Hackathon 2025 Join the largest challenge-driven in-person & online …

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iot · low/no-code · machine learning · Santa Clara, California, United States
ONLINE BatchHacks (Students Only; Open-Ended)

Aug. 16, 2025 - Dec. 19, 2025

Open

About the challenge BatchHacks is a hackathaon for students. It is an open ended hackathon. Participants are welcome to submit anything code related that they …

ONLINE T20DSAChallenge

Aug. 15, 2025 - Aug. 23, 2025

Ended

August Season of hashtagT20DSAChallenge Features the underrated yet one of the most frequently asked 🔥 DSA Topic "Stacks & Queues"! 🔥 This is a unique …

ONLINE IndiaAI Impact Gen-AI Hackathon

Aug. 14, 2025 - Aug. 30, 2025

Ended

About the challenge The Centre for Networked Intelligence (CNI) at the Indian Institute of Science (IISc) is delighted to announce the IndiaAI Impact Gen-AI Hackathon, …

ONLINE Meta Horizon Creator Competition: Open Source Champions

Aug. 14, 2025 - Sept. 11, 2025

Ended

About Competition Creators are at the heart of the Horizon Worlds community, continually pushing boundaries and transforming what's possible with their imagination and innovation. As …

ONLINE Tech Innovation For Good

Aug. 14, 2025 - Sept. 15, 2025

Ended

The Tech Innovation For Good Hackathon is a three-week virtual challenge that invites participants to develop innovative solutions that drive meaningful social impact! This hackathon …

IN-PERSON BTCHACK Hong Kong (Bitcoin Summit edition)

Aug. 13, 2025 - Aug. 27, 2025

Ended

BTCHack takes place during “Hong Kong Bitcoin Week” in a joint effort by Bitcoin Summit (led by Jan from Xverse) and Midl. Our goal is …

IN-PERSON Hack4Haiti - Schneider Electric

Aug. 13, 2025 - Aug. 18, 2025

Ended

In partnership with Schneider Electric, We Kids (https://www.wekids-haiti.com/) is hosting its first in-person Hack4Haiti competition at Schneider Electric in Andover, MA on August 18th. With …

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beginner · machine learning · social · Andover, Minnesota, United States

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