I wrote this to display my nearest PurpleAir AQI with US EPA conversion in my macOS menu bar, tested in Catalina, Big Sur, Monterey, and Ventura.
There's a basic UI to change sensor to any public PurpleAir outdoor sensor, and choose between US EPA, AQandU, LRAPA, WOODSMOKE, and no conversion.
- Go to Releases
- Download
PurpleMenu.zipfrom the most recent release - unzip and launch
PurpleMenu.app
To get a sensor ID, go to PurpleAir Map in your browser, click/tap on a sensor on the map, look at the url in your browser's location bar, and find the select= parameter.
To automatically launch PurpleMenu on login, just add it to your Login Items.