World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 128427 participants
Coda's AI at Work Challenge Online Submit templates that show how Coda AI helps you save time and accomplish more--for a chance at a $10k grand prize. $40,000 in prizes Winners announced 1014 participants
Amazon Alexa Skills Challenge Online You code, Alexa comes to life. Create new Skills for Alexa, the brain behind Amazon Echo. $43,620 in prizes Winners announced 4430 participants
Intelligent World Hackathon sponsored by Current, powered by GE Online See the world in a whole new light. Use the Predix platform to transform the workability and livability in every part of the world. $58,000 in prizes Winners announced 390 participants
MTConnect Apps Online Students developing applications which create intelligence from manufacturing data $22,500 in prizes Winners announced 68 participants
Fishackathon 2016 Online Fishackathon 2016 will take place on Earth Day Weekend (April 22-24)! #codeforfish $10,000 in prizes Winners announced 580 participants
Samsung Makers Against Drought Challenge Online Makers Against Drought $210,500 in prizes Winners announced 547 participants
Sparkathon: It’s Raining Data Online Build super-smart weather apps that harness the power of IBM Bluemix™ and Apache Spark™. $28,500 in prizes Winners announced 544 participants
AT&T Data for Diplomas Online Use real data to help increase U.S. high school graduation rates to 90% by the year 2020. $37,200 in prizes Winners announced 201 participants
Beacon App Hack Day New York New York, New York, USA iBeacon App Hack day for iOS developers $1,000 in prizes Jan 31, 2015 19 participants
Al Jazeera Innovation Challenge Online Nonlinear Narratives: Design and build innovative storytelling applications in a competition from the Innovation and Research group at Al Jazeera Media Network. $25,000 in prizes Winners announced 206 participants
SmallBizDev Hackathon: New York New York, NY, USA Build for small business. $20,000 in prizes Sep 13 – 14, 2014 32 participants
Behavioral Health Patient Empowerment Challenge Online HHS seeks the best existing apps that empower patients to manage their behavioral health (mental health and/or substance abuse disorders). Non-monetary prizes Winners announced 50 participants