Those are all pretty generic Arduino libraries that you can install via the IDE. I did have to do some messing around with the datetime library to make it work on the ESP32, sadly I can't remember what I did there.

Hooked up a DS1302 and a DS18B20 to my ESP32 and wrote this code to log temperature to ElasticSearch. It's a bit unstable for some reason, but it was a first test and wanted to make it do something :) Let me know what you think and any suggestions. Waiting anxiously for the Arduino library to be com...