VoltHacks Online Design. Build. Power the Future. $2,905 in prizes Sep 05, 2026 05:00 PM EDT to submit 615 participants
Build with Gemini XPRIZE Online $2,000,000 in prizes. Build with Gemini. Ship products that impact the world. $2,000,000 in prizes Aug 17, 2026 04:00 PM EDT to submit 18129 participants
Arm Create: AI Optimization Challenge Online One challenge. Three frontiers of AI. All powered by Arm. $8,000 in prizes Aug 14, 2026 07:00 PM EDT to submit 1026 participants
3D Websites Hackathon Online Build the most creative and visually stunning 3D website imaginable. No limits. Just creativity. $55 in prizes Jul 31, 2026 06:00 PM EDT to submit 194 participants
India High School Exoplanet Data Challenge Online Build a classification model using real NASA data. Get published. Change how the world sees the stars. $10,300 in prizes Jul 31, 2026 07:30 AM EDT to submit 234 participants
Reddit’s Games with a Hook Hackathon Featured Online Join Reddit and Phaser to build incredible games for the Reddit community! $40,000 in prizes Jul 15, 2026 09:00 PM EDT to submit 2364 participants
Slack Agent Builder Challenge Online Whether it's your first agent or your fiftieth - Slack is where it ships. $42,000 in prizes Jul 13, 2026 08:00 PM EDT to submit 3812 participants
DevSoc Starlight 2026 Kensington, Australia Got a project? Show it off at Starlight $1,050 in prizes Apr 28 – Jul 10, 2026 147 participants
Moonshot Hackathon Online Moonshots Only - Zero to one Ideas Non-monetary prizes Winners TBD 653 participants
H0: Hack the Zero Stack with Vercel v0 and AWS Databases Online Front-end in minutes. Back-end designed for scale. $80,000 in prizes Winners TBD 9769 participants
Mind the Product presents World Product Day: Everyone Ships Now Online World Product Day 2026: 30 days, one community, and the AI tools to finally build the thing. PMs, designers, engineers, the curious... welcome! $10,000 in prizes Winners TBD 1319 participants
CipherHacks 2026 San Diego, CA, USA San Diego's Premier High School Hackathon $460 in prizes Jun 17 – 18, 2026 38 participants
Vortexa Chennai, India Code the Future at Vortexa Non-monetary prizes May 28 – Jun 17, 2026 44 participants
Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Winners TBD 14492 participants
Build with MeDo Hackathon Online Build creative applications with MeDo, no coding required. Push the boundaries of what you can create. $50,000 in prizes Winners announced 8372 participants
