HackAmerica Online America's Largest Hackathon for High School Students $575 in prizes May 23, 2026 02:00 PM EDT to submit 377 participants
GenLink Hacks Online Create a feasible app, website, or game that promotes technology literacy for senior citizens. We have $40,000+ in sponsor prizes (not cash) for everyone, not just winners! $42,402 in prizes Winners announced 257 participants
