ByteHacks 2017 New York, NY, USA An all-women hackathon at Spotify for social impact. $5,388 in prizes Jun 24 – 25, 2017 120 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 4460 participants
TreeHacks 2017 Stanford, CA, USA Come hack with us in sunny, beautiful California! $73,540 in prizes Feb 17 – 19, 2017 376 participants
Reality, Virtually, Hackathon Braintree, MA, USA The Reality, Virtually, Hackathon brings together interdisciplinary minds to explore the application of virtual reality and augmented reality technologies for building new experiences. Non-monetary prizes Oct 7 – 9, 2016 337 participants
START Hack START Hack is a 35-hour hackathon and aims to foster real technological progress. We bring together hundreds of talented tech students from 30 countries and the best universities in the world. Non-monetary prizes Mar 12 – 13, 2016 98 participants
TreeHacks 2016 Stanford, CA, USA Join us as we build apps, hardware, and community in the California sun. $27,620 in prizes Feb 12 – 14, 2016 255 participants
YHack 2015 New Haven, CT, USA YHack 2015 is the third iteration of Yale's premiere hackathon. For 36 hours, 1500 of the best hackers will converge at Yale University to compete for over $15,000 in prizes. $14,650 in prizes Nov 7 – 8, 2015 429 participants
Hack the Planet Mountain View, CA, USA Learn, build, and share out of this world hacks with the most inspiring student hackers in the galaxy. Non-monetary prizes Aug 14 – 16, 2015 314 participants
Internet of Things | Summer Jam Online Does your watch know what your coffee maker is up to? Non-monetary prizes Winners announced 238 participants
TreeHacks Winter 2015 Stanford, CA, USA 500 incredible students from across the country. Stanford University's inaugural hackathon. $68,590 in prizes Feb 20 – 22, 2015 288 participants
PennApps Winter 2015 Philadelphia, PA, USA The nation's chillest college hackathon. January 16-18, 2015 at the University of Pennsylvania. $46,060 in prizes Jan 16 – 18, 2015 608 participants
The Happiness App Challenge Online Shape the future of humanity by creating apps to increase happiness, productivity and well being! $50,000 in prizes Winners announced 744 participants
YHack 2014 New Haven, Connecticut, USA YHack 2014 is the second iteration of Yale's premiere hackathon. For 40 hours, 1500 of the best hackers will converge at Yale's West Campus to compete for over $15,000 in prizes. $16,425 in prizes Nov 2, 2014 411 participants