Do you want to develop your own LoRaWAN mapper within 2 hours based on opensource?
This tutorial will guide you through the necessary steps. To be honest this does not even reach the solution from JP Meijers, but if you want to get hands on to use Node-Red, InfluxDB and Grafana for dashboarding this might be interesting for you.
This tutorial will guide you to set up a solution on your local machine (Windows 10 or Raspberry). We did deploy the final solution in the cloud using OpenShift.
Find the details on Github: