OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46676 participants
TreeHacks 2019 Stanford, CA, USA Join us as we build apps, hardware, & community in the California sun! $114,600 in prizes Feb 15 – 17, 2019 563 participants
Serverless Apps for Social Good Online Help the world by building open source serverless apps for the AWS Serverless Application Repository. $22,000 in prizes Winners announced 704 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
Opportunity Hack - San Jose 2018 San Jose, CA, USA Connect.. Build and Empower $6,000 in prizes Aug 18 – 19, 2018 337 participants
Disrupt SF Hackathon 2018 Online TechCrunch's Hackathon Goes Global $154,620 in prizes Winners announced 990 participants
Girls in Tech Hacking for Humanity 2018 San Francisco, CA, USA Women Uniting to Solve SF Bay Area Challenges $4,000 in prizes Jul 27 – 29, 2018 83 participants
Hack Mental Health San Francisco, CA, USA Bridging the gap between mental health and technology Non-monetary prizes Feb 3 – 4, 2018 87 participants
Win $2000! Hackathon to Solve Homelessness in S.F Bay Area Youth Population Berkeley, CA, USA hackathon , social impact $1,000 in prizes Jan 27 – 28, 2018 32 participants
Developer Circles Community Challenge Online Completed - 2017 Community Challenge $150,000 in prizes Winners announced 3628 participants
AWS IoT App Challenge Online Build cool IoT apps that put sensor data to work using AWS IoT and Amazon Kinesis! $12,940 in prizes Winners announced 788 participants
Opportunity Hack - San Jose 2017 San Jose, CA, USA Connect.. Build and Empower $6,000 in prizes Oct 28 – Nov 3, 2017 248 participants
Minds + Machines Appathon: Ecomagination Challenge San Francisco, CA, USA GE wants YOU to develop new solutions on the Predix platform to drive the future of energy. $185,250 in prizes Oct 24 – 25, 2017 135 participants
ConnectCentral Hackathon by RingCentral San Francisco, CA, USA The Official Hackathon of the 2017 RingCentral ConnectCentral Conference — win up to $5,000 in awards $8,000 in prizes Oct 21 – 22, 2017 24 participants
WomenWhoCode Silicon Valley Hackathon 2017 San Jose, CA, USA Hack for Social Justice Non-monetary prizes Oct 21, 2017 45 participants
TechCrunch Disrupt SF 2017 San Francisco, CA, USA SAN FRANCISCO, SEPT 16-17, 2017 $38,400 in prizes Sep 16 – 17, 2017 522 participants
TrueFace.Ai Facial Recognition Hackathon San Francisco, CA, USA Open to all developers, designers, and enthusiasts. Design and hack together applications that utilize Trueface.ai's FR technology as well as 700+ apis avaliable on RapidAPI. Non-monetary prizes Aug 19 – 20, 2017 28 participants
Cisco Spark the Industry Challenge Online Build, shape, and transform how teams collaborate with Cisco Spark. $25,000 in prizes Winners announced 342 participants
AWS Chatbot Challenge Online Create conversational, intelligent chatbots using Amazon Lex and AWS Lambda! $19,797 in prizes Winners announced 3849 participants
CHIMEHACK 4 Menlo Park, CA, USA CHIMEHACK 4 will celebrate the power of women in technology and identify ways for disruptive technology to advance solutions for girls and women at a tipping point moment in history. $30,000 in prizes Jun 10 – 11, 2017 319 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 4429 participants
Women's Hackathon CSU San Marcos April 22, 2017 San Marcos, CA, USA Open to high school girls and college women. Collaborate, innovate, and create technology solutions for problems of social impact. $1,400 in prizes Apr 22, 2017 52 participants
DataSci '17 Online Analyze, understand, and create. DataSci '17 is a data-science competition open to all undergraduate/graduate students globally. $3,000 in prizes Winners announced 177 participants
ma | SHOP.COM : Unleash Contest Online Unleash millions of SHOP.COM products. Use our APIs for real-time search and product information to create apps for sites, bloggers and social media. $5,000 in prizes Winners announced 102 participants