ens160-sensor
A Node.js I2C module for the Adafruit ENS160 ENS160 MOX Gas Sensor.
aqi-calculator
aqi-calculator is an NPM package that allows you to calculate Air Quality Index (AQI) with the help of pollutant concentrations ranging from PM 2.5, PM 10, SO2, NOX, O3 and CO.
aqi-us
Air Quality Index (AQI) calculation module according to USEPA AQI breakpoints.
openaq
A JS client for the OpenAQ API