Check out https://kepler.gl by Uber. Allows you to some basic GIS map based data exploration. Their deck.gl library is pretty nice if you need to add GIS data to your web app.
However - it would be a lot better when you add another layer, that for, say an ARC layer, you should be able to click on the Source HEX, and then the Dest HEX - or Paste the HEX ID into the field, currently it demands LAT-LON for source and destination.... IT looks like it tries - But I cant seem to correctly apply it?
I build Web GIS software for managing worldwide fleets of thousands of robots in real time. I'm super into this stuff. Can't wait to see more from Unfolded.