Code for Humanity Online Build technology that reaches the people who need it the most. Non-monetary prizes Jan 15, 2027 07:00 AM EST to submit 802 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 895 participants
HackWithAditya Online Great builds start before the hackathon ₹ 500,000 in prizes Nov 25, 2026 01:15 PM EST to submit 146 participants
Mathematics for systems security Online Create a cryptographic algorithm that validates secret sharing or create an ai agent that is private where inputs are encrypted, preventing apis from reading master keys. Non-monetary prizes Nov 15, 2026 09:00 AM EST to submit 175 participants
Health Hackathon 3.0 Kothri Kalan, India Health Hackathon 3.0 - Global Health Access Innovation Challenge — Next Generation $200,000 in prizes Nov 5 – 12, 2026 13 participants