TheFlamingo
1 deviceTheFlamingo open-source ventilation controllers compatible with Ducobox and Orcon systems, designed for Home Assistant integration.

Open AIR Mini
IoT Controller
Open-source ESP32-based ventilation controller for Ducobox Silent/Focus and Orcon MVS-15xx systems with optional CO2, humidity, VOC, and NOx sensors, fully compatible with ESPHome and Home Assistant.
ESP32520KB SRAM4MBWiFi WiFi 4 (802.11 b/g/n)BLE BLE 4.2
~$70View
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