Google’s Immersive Geospatial Challenge Online Go beyond the map in Google’s Immersive Geospatial Challenge $71,000 in prizes Winners announced 2717 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 707 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 901 participants
YC Hackathon [Private Event] YC's April 2018 Hackathon Non-monetary prizes Apr 13 – 14, 2018 35 participants
Chronic Pain Australia Hackathon Ultimo, Australia The world’s first Hackathon for Chronic Pain $6,300 in prizes May 20 – Jun 3, 2016 20 participants
InnovateNYP: Pediatric App Challenge Online Create working apps that use data to advance pediatrics $40,000 in prizes Winners announced 193 participants
Fishackathon 2016 Online Fishackathon 2016 will take place on Earth Day Weekend (April 22-24)! #codeforfish $10,000 in prizes Winners announced 583 participants
Patient Engagement App Challenge Online Transform the clinical trial experience for patients — submit apps that educate, engage, and empower participants enrolled in clinical studies. $24,000 in prizes Winners announced 223 participants