Stupid Ideas Hackathon (Ottawa F26) Ottawa, Canada build something stupid! $CAD 917 in prizes Nov 7, 2026 63 participants
Galuxium Nexus V2 Online Build profitable SaaS platforms that real users will pay for. Launch the next generation of AI, creator and automation tools. [ OPEN TO ENGINEERS AND BUILDERS OF ALL AGES ] $14,644 in prizes Oct 31, 2026 07:30 AM EDT to submit 973 participants
Fest Stall Challenge - Online Online Every stall sells the same thing. Be the one they actually stop for. Non-monetary prizes Winners TBD 239 participants
LexHack 2026 Online Empowering global student builders to pioneer AI solutions for legal tech, automated law, and AI safety. $74,248 in prizes Winners announced 921 participants
All Things Agentic Hackathon Online Ready, Set, Agent! Build next-generation agents that run in the background, handle the heavy lifting of massive datasets, and automate complex workflows asynchronously. $180,000 in prizes Winners TBD 12276 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 Winners announced 26419 participants
HackDays Delhi India Got a wild idea? Now's the time to build it. Lock In to this 10-hour mini hackathon powered by Google Gemini Non-monetary prizes Jul 25, 2026 283 participants
Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Winners announced 14446 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 8347 participants
Amazon Nova AI Hackathon Online Build your way with Amazon Nova $40,000 in prizes Winners announced 13412 participants
Strathspace Hack Day Online StrathSpace Hack Day is an official MLH x Google Hack Day hosted , powered by Major league Hacking Non-monetary prizes Winners announced 254 participants