Opportunity Hack 2019 Arizona Phoenix, AZ, USA Volunteer Coding for Non Profits - Opportunity Hack $23,150 in prizes Oct 19 – 20, 2019 273 participants
Opportunity Hack 2017 Arizona Chandler, AZ, USA Volunteer Coding for Non Profits - Opportunity Hack $7,199 in prizes Oct 21 – 22, 2017 234 participants