What are some alternatives?
Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Kubernetes - Kubernetes is an open source orchestration system for Docker containers
Life360 Family Locator - Life360 helps manage the chaos of your daily family life and lets you know:
Rancher - Open Source Platform for Running a Private Container Service
Find My Friends - Use Find My Friends to keep track of your traveling companions when you’re on vacation.
Marathon - Marathon is a production-grade container orchestration platform for Mesosphere.