Amazon Alexa Skills Challenge: Multimodal Online Build voice-first experiences that go beyond voice $150,000 in prizes Winners announced 976 participants
Amazon Sumerian AR/VR Challenge Online Create AR, VR, and 3D apps in your browser - quickly and easily $101,845 in prizes Winners announced 1242 participants
Alexa Skills Challenge: Tech for Good Online Build Alexa Skills that have a positive impact on the environment and local communities. $122,000 in prizes Winners announced 890 participants
Intel Hacks 2017 Online Plug, play, and power up with Arduino 101 to win prizes. $20,000 in prizes Winners announced 852 participants
GE Health Cloud Innovation Challenge Online Show the world how your application is going to change healthcare. $50,000 in prizes Winners announced 445 participants
Ford Code for Taxicabs Mobility Challenge Online Create apps to help Morocco’s taxi drivers fill seats, or to help passengers enjoy shared rides with faster, safer, and more cost and time efficient journeys. $60,000 in prizes Winners announced 854 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
Fishackathon 2016 Online Fishackathon 2016 will take place on Earth Day Weekend (April 22-24)! #codeforfish $10,000 in prizes Winners announced 580 participants
Decode Dubai Dubai, United Arab Emirates Build a windows 10 app for a multi-touch 4K 84" screen that highlights Dubai Internet City. Participants can develop the application before 16Apr and fine tune it during the event. $10,000 in prizes Apr 16, 2016 3 participants
CourtHack Salt Lake City 2016 Salt Lake City, UT, USA Making justice fair and accessible for all $41,500 in prizes Mar 4 – 5, 2016 65 participants
E.A.T. School Lunch UX Challenge Online Electronic Application Transformation – Create a model electronic application for the National School Lunch Program and help millions of American students access school meals. $50,000 in prizes Winners announced 407 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
Mexico City Mobility Challenge Online Let's make every trip better together! Help mitigate traffic congestion by effectively increasing vehicle occupancy while having a pleasant and safe commute. $30,000 in prizes Winners announced 144 participants
USDA Innovation Challenge Online Help build a sustainable US food system by putting USDA data into the hands of farmers, researchers, and consumers. $63,000 in prizes Winners announced 312 participants
The Kandy Throw Down Online Put your app in beast mode. Give it Kandy – reliable real-time communications SDKs for every scenario and every developer. $29,000 in prizes Winners announced 224 participants
Big Data for Social Good Online Big Issues. Big Data. Big Solutions. $36,000 in prizes Winners announced 1256 participants
LAUNCH Hackathon 2015 San Francisco, CA, USA Launch 2016 here: launch.devpost.com/ $101,500 in prizes Feb 27 – Mar 1, 2015 1311 participants
The MTA and AT&T Present: App Quest 3.0 Online More data. More connectivity. More smartphone apps. Make New York’s transit experience three times better. $50,000 in prizes Winners announced 279 participants
Splunk>Apptitude App Challenge Online Splunk>Apptitude is an online competition for the next big app in big data. We want your big ideas, and will give you more than just bragging rights. We’ll give you cash. $56,780 in prizes Winners announced 114 participants
MHacks V Ann Arbor, MI, USA Students from across the world come to MHacks to build amazing things, transform dreams into realities, and to meet others with the same level of passion to build their future. MHacks is for creators. $35,670 in prizes Jan 17 – 18, 2015 714 participants
RootsTech Innovator Challenge Online 4 finalists. 5 renowned judges. 1 large audience. $25k in prizes. Create an app to connect the past with the present. $25,000 in prizes Winners announced 171 participants
Hack The Drive San Francisco, CA, USA Get exclusive access to BMW's car data and APIs and compete for an all-electric BMW i3 $59,740 in prizes Jan 10 – 11, 2015 111 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 717 participants