#introduction Make Things Happy is an open IoT & IIoT platform: one set of modules, wiring and code from prototype to series. 🔌 IoTextra: isolated I/O modules (digital, analog, relay, SSR, MOSFET) 🧠 IoTsmart: ESP32-S3, RP2040, RP2350 controllers 🧩 IoTbase: carriers for Raspberry Pi, Pico, Arduino Nano ⚙️ Software: ESPHome, Tasmota, Modbus RTU, MicroPython, IoTflow (Node-RED, MQTT) Open schematics on GitHub. https://makethingshappy.io #IIoT #OpenHardware #ESP32 #HomeAssistant