2 layers20.3 × 15.2 mm

KiCad boards from 2 GitHub repositories tagged “air-quality-sensor”, the most starred first; open any of them in PCBKit.


Boardoza/Boardoza_BME688_Environmental_Sensor_Breakout_Board
AI-enabled 4-in-1 BME688 environmental sensor breakout board for gas, pressure, humidity, and temperature measurement.