Five * (high5-at-5am)

Plano, Texas, United States
LinkedIn

United Hacks V8

Online

Showcase both your technical and presenting abilities and collaborate with like minded individuals to make and pitch a project during United Hacks V8.

$13,700 in prizes
Submissions open soon
280 participants

Cosmo Hacks 2026

Online

Cosmo Hacks is a free, four-day online hackathon by high school students. Build apps or websites around "Tech for Student and Community Life" and compete for real prizes!

$196,955 in prizes
Submissions open soon
433 participants

Arbiter Hacks V1

Online

Open innovation for all, submit projects that have potential impact and usability!

$7,800 in prizes
Dec 21, 2026 12:00 AM EST to submit
492 participants

IceHacks

Online

A week online for high schoolers to build something that actually runs — software, hardware, or the weird idea in between.

$17,150 in prizes
Submissions open soon
115 participants

BioHacks

Hamilton, Canada

Love healthcare? Love building? BioHacks brings together students from all disciplines to create bold solutions in biomedical engineering, health, and technology.

Non-monetary prizes
Nov 7 – 8, 2026
55 participants

UnivaBio ($40,000 in prizes)

Online

Biology needs builders. UnivaBio brings students worldwide together to build tools that make healthcare smarter, earlier, and more accessible.

Non-monetary prizes
Winners TBD
936 participants

EurekaDev 2026

Online

A 5-week global innovation challenge blending science fairs and hackathons. Research or code your way to innovation across multiple STEM tracks! Code, research and win prizes!

$19,122 in prizes
Winners TBD
584 participants

ML Empowerment Build Challenge 3.0

Online

Learn AI, build real-world projects, and create impact through guided resources, mentorship, and a global community of student innovators. @mlempowermentfoundation on Instagram.

Non-monetary prizes
Winners announced
790 participants

Github readme generation

Online

Create SDG 3 based app(web, mobile, desktop etc.) and scan your github repo using presentme repo-reporter.

Non-monetary prizes
Winners announced
482 participants

AETHRA GLOBAL PITCHATHON 2025

Online

Begin your Journey to Real Impact …

Non-monetary prizes
Winners announced
195 participants

Code4Hope Hackathon 2025: Round 1

New York, NY, USA

Tackle real-world issues in sustainability, health, education, and finance. Collaborate with innovators, compete for prizes, and make an impact at Code4Hope 2025!

Non-monetary prizes
Jun 27 – 30, 2025
195 participants

HackJPS 2025

Online

A beginner-friendly hybrid hackathon hosted by students of JPS High School in Edison, NJ. Open to all middle and high school students aged 13+.

$15,800 in prizes
Winners announced
138 participants