Project Aura is an ESP32‑based DIY air quality monitor that combines a touchscreen display and industrial sensors. It is fully integrated with the Home Assistant open-source home automation platform. The words “DIY” and “open source” often imply manufacturing the board yourself and soldering components, but that’s not the case for Project Aura. It’s based on off-the-shelf components connected through cables without any soldering requirements, while the enclosure can be 3D printed. The firmware is equally easy to install through a one-click web installer. Project Aura key components: Waveshare ESP32-S3-Touch-LCD-4.3 – ESP32-S3 board with 16MB flash, 4.3-inch IPS display (800×480) with capacitive touch. Similar to the ESP32-S3-Touch-LCD-4.3B but using PH2.0 connectors instead of a terminal block for I/Os Sensirion SEN66 + Adafruit breakout for data capture PM1, PM2.5, PM4, PM10 particle levels (full spectrum of particles from smoke to pollen) CO2, VOC, and NOx for air freshness, volatile chemicals, and exhaust […]
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Read more here: https://www.cnx-software.com/2026/02/16/project-aura-a-neat-easy-to-assemble-diy-air-quality-monitor-compatible-with-home-assistant/
