DataHacks 2026 San Diego, CA, USA DS3's Annual Data Hackathon $31,793 in prizes Apr 18 – 19, 2026 356 participants
DiamondHacks 2026 San Diego, CA, USA San Diego's Largest Hackathon $25,710 in prizes Apr 4 – 5, 2026 366 participants
CrimsonCode Hackathon 2026 Pullman, WA, USA 24 hours to build, collaborate, and innovate. Join the legacy at CrimsonCode, WSU’s premier student hackathon. Non-monetary prizes Feb 21 – 22, 2026 163 participants
SanD Hacks 2026 San Diego, CA, USA Innovate. Build. Connect. Non-monetary prizes Feb 1, 2026 90 participants
Hoya Hacks 2026 Powered By Cisco Washington, DC, USA Hoya Hacks 2026, January 23-25, 2026 $100 in prizes Jan 23 – 25, 2026 461 participants
SB Hacks XII Isla Vista, CA, USA Make Waves at UCSB's 12th Annual Hackathon Non-monetary prizes Jan 10 – 11, 2026 342 participants
Cal Hacks 12.0 San Francisco, CA, USA This year's Cal Hacks is co-hosted by Claude, Fetch AI, AppLovin, and Amazon's Annapurna Labs! Together we'll assemble in SF for a weekend of hacking, friendship, and crazy ideas. $58,100 in prizes Oct 24 – 26, 2025 2164 participants
Google Chrome Built-in AI Challenge Online Develop a web application or Chrome Extension that uses one or more Chrome built-in AI APIs to interact with integrated models such as Gemini Nano. $65,000 in prizes Winners announced 8498 participants
Google Cloud Vertex AI Agent Builder Hackathon Online Dive into AI Agents: Explore, Create, and Win Big at the Vertex AI Hackathon! $30,000 in prizes Winners announced 3637 participants
HackUPC 2024 Barcelona, Spain BarcelonaTech student Hackathon. 36 hours. Dream it. Hack it. Ship it. $10,880 in prizes May 3 – 5, 2024 503 participants
HackUPC 2023 Barcelona, Spain BarcelonaTech student Hackathon. 36 hours. Dream it. Hack it. Ship it. Non-monetary prizes May 12 – 14, 2023 382 participants
