Cohort is a code framework that helps artists & activitists run interesting events for groups of people using mobile devices.

Cohort has been used on projects like:

About Cohort

Cohort is maintained by Jacob Niedzwiecki. It consists of a Node+Express server and client packages for iOS (ObjC & Swift), web (JS), and Unity (C#). Sound, video, and AR content can be cued on clients from QLab or the Cohort web platform. Features currently under development include push notifications, geolocation, and VR/360 video.

cohort-server on GitHub