Raspberry Pi program for air monitoring

Monitoring CO2 levels, and temperature with an ESP8266 D1 Mini microcontroller and a Sensirion SCD40 CO2 sensor.

Seeeduino XIAO CO2 Monitor (Arduino Sketch & Processing Sketch)

This package allows you to subscribe to the data output of a CO2 sensor and display it on a graphical user interface (GUI) with highly customizable parameters.

A short pure micropython sgp30 project for M5Stack Core or Grey.

Connect Honeywell Resideo CO2 meter to Home Assistant

Yet another CO2-Ampel with web interface for configuration and live sensor readings, logging, RESTful api, MQTT and optional LoRaWAN support

Monitor and show CO2, temperature, humidity and pressure with M5StickC+ENV II Unit+MH-Z19C (Arduino)

CO2 Monitor Sample. ZyAura ZG-01 sensor based modules.

Simple, self-contained CO2 monitor with a built-in display

Code Related to Functionality of WattTime API. The WattTime API provides access to real-time, forecast, and historical data for electric grids around the world, including marginal emissions data

CO2/Temperature (or any other sensor) monitor with Web UI and Telegram Bot (alerting, status, chart etc)

Simple CO₂ LED Meter

This repository has the code that helps you to build DIY CO2 measuring devices and connect them to your smartphone.

macOS Swift CLI app to read data from RAD-301 (and other) CO2 monitors

Python package for reading sensor data from IODATA UD-CO2S or Pocket CO2 Sensor. ✔Task Bar Icon ✔Native Notifications ✔Plotting on the terminal ✔Data Logging ✔Calibration `pipx install ud-co2s`

.NET library for the HT2000 CO2 USB data logger, with support for dumping logs

DIY Frugal CO₂ Sensor: Arduino & inexpensive parts to build a sub-$100 system to track and evaluate COVID-19 risk using CO₂ levels to estimate ventilation and occupancy.