ESP32 Environmental Sensors
esp32 board

Wifi and Bluetooth air quality monitoring sensors built with ESP32 dev boards.

These firmwares are providing both a wifi web server and a documented BLE interface to use with WatchFlower. They use standard libraries and are easy to customize.

GitHub
esp32

HiGrow

HiGrow is a plant monitoring sensor platform using esp32 chips. They are available on a couple of brands lie LilyGo or Wemos.

  • Soil moisture
  • Temperature
  • Humidity
  • Light sensor
  • Battery support
esp32

Air Monitoring

Supports many sensors:

  • Temperature
  • Humidity
  • Barometer
  • Light sensor
  • UV light sensor
  • CO sensor
  • CO2 sensor
  • VOC sensor
  • Particule sensor

Geiger Counter

esp32

Geiger Counter based on popular open source CAJOE module.