Project Aura: ESP32 Air quality monitor
4 hours ago
- #Home Automation
- #DIY
- #Air Quality Monitor
- Project Aura is an ESP32-based DIY air quality monitor with a touchscreen display and industrial sensors.
- It integrates with Home Assistant and uses off-the-shelf components without soldering.
- Key components include Waveshare ESP32-S3-Touch-LCD-4.3, Sensirion SEN66, and Adafruit sensors for PM levels, CO2, VOC, NOx, temperature, humidity, and optional formaldehyde detection.
- Firmware features a touch UI with LVGL, local web setup, MQTT support, and multi-language options.
- Requires PlatformIO CLI or VSCode + PlatformIO extension for firmware installation.
- Alternative open-source option: AirGradient ONE Kit with ESP32-C3 and smaller OLED display.
- Available as a DIY build (approx. $200) or pre-assembled (139-189 Euros), currently out of stock.
- Crowdfunding campaign on MakerWorld offers STL files, assembly guide, and web installer access for $25.