Build, Ship, Shape: Amazon Developer Hackathon Online Build across Amazon Devices and shape what's next. $138,000 in prizes Winners TBD 65043 participants
WarriorHacks 2.0 Online Open to all skill levels! Build an app, website, game, or pitch an idea that fits the theme revealed before the submission phase opens. Non-monetary prizes Winners announced 2428 participants
Hackyard Build 2026 | 24-Hour Hackathon at IIT Guwahati Guwahati, India Build something real at IIT Guwahati, Oct 24-25. Free to enter; solo builders and teams welcome. Apply on Hackyard by Oct 10. ₹ 447,500 in prizes Sep 25 – Oct 10, 2026 254 participants