DataHacks 2026 San Diego, CA, USA DS3's Annual Data Hackathon $31,793 in prizes Apr 18 – 19, 2026 356 participants
HarmonyHacks 2 Online HarmonyHacks 2.0! Free Shipping on Prizes (USA only) $27,720 in prizes Winners announced 331 participants
RETRO HACKS Online Let's look back into your past projects or build something new that has a retro style.... $24,590 in prizes Winners announced 122 participants
AppSprint'20 Online Showcase your Application Development and UI Design skills, stand a chance to win exclusive prizes! Non-monetary prizes Winners announced 107 participants
World Hacks 1 Online Creating a better advancement to the world Non-monetary prizes Winners announced 77 participants
Modhacks Online Empowering people through team-building and product creating $59,710 in prizes Winners announced 214 participants
IDEATE: A Virtual Designathon Online IDEATE: A Virtual Designathon $2,400 in prizes Winners announced 239 participants
HobbyHacks Online Create a hack that combines code with your favorite pastime activity. $5,000 in prizes Winners announced 213 participants
FlareHacks 2020 Online Lighting the way for hackers in 2020 with a virtual hackathon and cool prizes! $5,810 in prizes Winners announced 144 participants
Hack In Oued Smar, Algeria Hack is an internal online hackathon organized organised by CSE club that aimes to maitain communication between the club's members and to bring new innovative solutions for the club's management. $150 in prizes Jul 25 – 26, 2020 20 participants
<hack> Cupertino Online A high-school hackathon organized by the Cupertino Teen Commission and Cupertino's Recreation Department to give teens a chance to destress, be creative, and become civically engaged. $324 in prizes Winners announced 129 participants
SigmaHacks 2.0 Online A 24-hour online hackathon for anyone and everyone. $70,096 in prizes Winners announced 389 participants
