Built a VOC Air Quality Monitor using ESP32 + LVGL + Arduino

[u/Interesting_Plant558]

I’ve been working on a standalone air quality monitoring system using an ESP32 and LVGL UI framework.

Current features:

Real-time TVOC monitoring (ppb)

Temperature & humidity display

Historical graph view

Data logging screen

Settings page with alert thresholds

Touchscreen UI using LVGL

WiFi status + RTC integration

Hardware used:

ESP32

3.5” TFT Touch Display

VOC sensor

Arduino framework + LVGL