A simple Swift CLI tool for macOS that monitors SwitchBot CO2 sensors via Bluetooth. It periodically checks the air quality and sends a system notification if the CO2 level exceeds a defined threshold (default: 1000 ppm), helping you ensure a healthy indoor environment.
- macOS (tested on Tahoe)
- Xcode Command Line Tools installed (usually present, or install via
xcode-select --install) - A SwitchBot CO2 sensor (Meter) - https://www.amazon.de/dp/B0DBVDWB6G