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 1018 participants
Global AI Builder’s Challenge Online Build something that uses AI to help people learn, create, or make an everyday task easier. Non-monetary prizes Submissions open soon 188 participants
EvoHacks ⅠⅠ Online Join EvoHacks ⅠⅠ to compete for great prizes, build connections with other hackers, and get valuable feedback for our top industry judges. Non-monetary prizes Submissions open soon 8 participants
STEMergent Hacks 2026 Online A student hackathon and ideathon to build creative tech solutions for real community problems. Non-monetary prizes Nov 15, 2026 10:30 PM EST to submit 296 participants
Haven Seattle Seattle, Washington, USA Haven is made possible by called Hack Club, a global coding 501c(3) nonprofit. $100 in prizes Nov 14 – 15, 2026 4 participants
NorCal Hacks 27 Online Student-run hackathon open to all high school students around the world! Non-monetary prizes Submissions open soon 40 participants
DSH Hacks V2 ($100k+ in prizes!) Online Building meaningful technical products in AI and healthcare that solve real-world problems. Non-monetary prizes Nov 15, 2026 02:45 AM EST to submit 1145 participants
Next Byte Hacks V5 Online Next Byte Hacks V5: An open-ended hackathon open to everyone. Build stunning projects, assemble a great team, and compete for big prizes! $100 in prizes Winners TBD 703 participants
Girls Who Code HHS Hackathon 2026 Online Level up your gameplay, level up the world. Build a game for social good. $50 in prizes Winners TBD 100 participants
FUSE Society Blueprint 2026 Online Build the Blueprint. Case Dropping 10/24/2026 at 9AM EST. $250 in prizes Winners TBD 79 participants
2026 International CodeTheCure Hackathon Online Young builders turning frontier intelligence into free, accessible tools for cancer patients. Non-monetary prizes Winners announced 272 participants
OpenCV AI Competition 2026, powered by AWS Online Build vision systems that see, reason, and act with OpenCV 5 and Amazon Web Services (AWS). Win money and bragging rights! $20,250 in prizes Winners TBD 6342 participants
Sierra Hacks 2026 Manteca, CA, USA A 12-hour coding marathon where innovation meets collaboration! $11,270 in prizes Oct 24, 2026 102 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! Non-monetary prizes Winners announced 580 participants
Multimodal AI Hackathon 2026 Online Build beyond limits ₹ 100,000 in prizes Winners announced 4348 participants