West Hacks Online Create a fintech app to help educate people $175 in prizes Jun 01, 2026 05:00 PM EDT to submit 93 participants
WeatherWise Hack Online Build smart weather & disaster solutions that help people predict, prepare, and respond in real time. $175 in prizes Winners TBD 215 participants
Maki 2D Pixel RPG Game Online Create 2D Pixel RPG game for Good with Maki $64 in prizes Winners TBD 98 participants
GNEC Hackathon 2026 Spring - Compete For UN-Affiliated/NGO Internships & Prizes Online Create projects benefiting UNSDGs for a chance to work along UN affiliated NGOs! $700 in prizes Winners TBD 852 participants
LUMA Hackathon! Online Pitch your idea, for prizes worth $52800! (Cash for winner + subscriptions for all!) $300 in prizes Winners TBD 397 participants
EcoHacks Online Build anything using STEM that relates to the environment. Your project can be a program, model, simulation, analysis, or any creative technical idea. $500 in prizes Winners TBD 191 participants
LovHack Season 2 Online Build a real product in 7 days. Join developers, designers, and builders from around the world to turn ideas into working apps using modern AI tools. $500 in prizes Winners announced 426 participants
Sustain-a-thon Online Create an app, device, or game to spread awareness about climate issues! $300 in prizes Winners announced 139 participants
Launchly Project Sprint Online Real world initiatives, now open-sourced. $450 in prizes Winners announced 239 participants
ImpactX 2025 Online Innovate for a better world by solving challenges in sustainability, health and wellness, finance, and education—where your ideas today shape a brighter, more sustainable tomorrow. Non-monetary prizes Winners announced 149 participants
Studiio Hacks Online Help advance the bounds of Edtech technologies along with the team at Studiio!! $2,600 in prizes Winners announced 204 participants
Horizon Hacks 2025 Online Join HorizonHacks presented by Stem for Tomorrow in building solutions that make a real difference and empower the next generation Non-monetary prizes Winners announced 194 participants
Innovative minds Online web, innovative, thinking Non-monetary prizes Winners announced 96 participants
EHC OpenHack I Online A global month-long hackathon! 100% open ended: build a project, showcase it and win awards! Non-monetary prizes Winners announced 254 participants
Build-a-thon 2025 Online Level up your coding skills with immersive workshops, nonstop programming, and over $19,500+ in prizes. $19,500 in prizes Winners announced 245 participants
Horror Hacks Online A beginner friendly hackathon centered all about Halloween! $300 in prizes Winners announced 325 participants
NovaSpark Pitch Competition Online We’re giving high school innovators the tools, mentorship, and stage to launch their boldest startup ideas. Submit your pitch. Get feedback from real founders. Build what matters. $1,500 in prizes Winners announced 155 participants
CS Base Hack4Health Online Hacking for health, building for better @ CS Base! $6,405 in prizes Winners announced 690 participants
Hack the Bronx 4 Online Finding local solutions to local problems in the Bronx $650 in prizes Winners announced 286 participants
Beyond the Code: Human-Centered Tech Online Encouraging projects that prioritize user experience and address real-world needs. Non-monetary prizes Winners announced 520 participants
CodePi 2025 Innovation Challenge Online Code the Future: Unlocking Creativity with Programming! $19,226 in prizes Winners announced 633 participants
FusionHacks 1 Online A month-long online hackathon fostering innovation through multidisciplinary collaboration. $300 in prizes Winners announced 272 participants
PortXFolio Online Show us the limitless creativity you can bring to your own portfolio! Design, innovate, and craft something truly unique that reflects your skills, passion, and vision. $5,600 in prizes Winners announced 1051 participants
