OneAquaHealth IEEE Global Hackathon Online Healthy Waters Healthy Ecosystems.Healthy Communities $3,500 in prizes Winners TBD 1358 participants
HackMars 3.0: NEON Online The third official HackMars hackathon. Build, ship, and compete in a vaporwave-styled online event for students worldwide. Non-monetary prizes Winners announced 161 participants
Reddit Mod Tools and Migrated Apps Hackathon Online Join Reddit to build moderation tools for the Reddit community! $45,000 in prizes Winners announced 3088 participants
BigThink x World Labs College Park, MD, USA Start building. The future is here $1,050 in prizes Mar 28, 2026 27 participants
DigitalOcean Gradientâ„¢ AI Hackathon Online Build smarter. Ship faster. Power the next wave of AI. $20,000 in prizes Winners announced 2591 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13270 participants
Gemini Live Agent Challenge Online Redefining Interaction: From Static Chatbots to Immersive Experiences $80,000 in prizes Winners announced 11817 participants
Chroma Awards: AI Film, Music Videos, and Games Online An AI Film, Music Video, and Game Competition to Unite the Creative Community $191,500 in prizes Winners announced 5511 participants