WiFi temperature – humidity station (ESP32)
Build your own temperature and humidity station with ESP32 and DHT22 and view readings on your phone over WiFi. Step-by-step guide, free source code.
4 templates
Night light that turns on when someone is present (Arduino)
DIY 5V LED night light that turns on when someone walks by in the dark: Arduino Nano, PIR sensor, photoresistor. Free source code included.
Factory energy monitoring
Sample solution for factory energy monitoring: Modbus multifunction meters, data logger, kWh dashboard, overload alerts.
Automatic greenhouse irrigation based on soil moisture
Sample solution for automatic greenhouse irrigation: soil moisture sensors, solenoid valves, watering schedules, phone alerts. Bill of materials included.
All templates are created by OctaX.one and released under the CC BY 4.0 license: free to use, including for commercial purposes, as long as you credit “OctaX.one”. Proposed licensing policy to be finalized before launch.