Open-source air quality monitor for India. Affordable (₹5,000), accurate (±10%), portable. Uses PMS5003 sensor + ESP32-C3 with auto-calibration against government CPCB stations. No app needed �...
Honguera is an open hardware platform for precision fungal cultivation. It uses ESP32 microcontrollers, environmental sensors (temperature, humidity, CO₂), MQTT telemetry, InfluxDB, Grafana dashb...
Asutosh Rath
