PayPal AI Hackathon Featured Online Build what’s next with PayPal and AI $67,500 in prizes Nov 12, 2026 03:00 PM EST to submit 29408 participants
Codex x TwitchCon Hackathon Online Build for streamers and their community on Twitch with OpenAI Codex. $25,000 in prizes, and the top 5 are shown on the Codex Booth stage at TwitchCon. $25,000 in prizes Winners TBD 2221 participants
HackPSU Fall 2026 State College, PA, USA Learn. Build. Share Non-monetary prizes Oct 24 – 25, 2026 353 participants
MHacks 2026 Ann Arbor, MI, USA MHacks 2026 is the 20th installment of the biggest hackathon in the midwest! Come build something that grows! $15,800 in prizes Oct 3 – 4, 2026 519 participants
