MQTT is the messaging backbone of practically every serious IoT system. These tutorials walk through brokers, publish/subscribe patterns, QoS, and live dashboards — on ESP32, ESP8266, and Pico W — so your devices keep talking reliably over imperfect networks. Any WiFi board below will run every example.
Shop the parts used in these tutorials
ESP32 LVGL Display: Touchscreen Smart Switch UI | ShillehTek
Build an ESP32 LVGL touchscreen smart switch UI with relay control, a DHT22 temperature gauge, and MQTT updates for H...
ESP32 Relay: Build a Wi-Fi Smart Plug | ShillehTek
Build an ESP32 + relay Wi-Fi smart plug you can control via web UI or MQTT, with Tasmota-compatible options and no cl...
Raspberry Pi Pico W BME280: Send data to ThingSpeak | ShillehTek
Build a Raspberry Pi Pico W BME280 weather station that posts temperature, pressure, and humidity to a real-time Thin...
Raspberry Pi Pico W MPU6050: Send data to DynamoDB | ShillehTek
Build a Raspberry Pi Pico W to AWS DynamoDB pipeline using MPU6050 data over MQTT via IoT Core and Lambda, for scalab...
Raspberry Pi Pico W AWS IoT Core: MQTT LED Control | ShillehTek
Connect a Raspberry Pi Pico W to AWS IoT Core with secure MQTT in MicroPython, then toggle the onboard LED from the c...
Raspberry Pi Camera MQTT: Send Photos to React Native | ShillehTek
Build a Raspberry Pi camera + MQTT workflow that captures images on command and delivers them to a React Native Expo ...
Raspberry Pi MQTT: Send Commands with Node.js | ShillehTek
Build a Raspberry Pi MQTT command system with a Node.js Express endpoint that publishes messages to trigger actions l...
Raspberry Pi Mosquitto MQTT: Send messages and commands | ShillehTek
Set up Mosquitto MQTT on a Raspberry Pi and use Python to send messages and commands from your local computer, a simp...
Raspberry Pi Pico W MQTT: Send messages anywhere | ShillehTek
Build a distributed IoT message system with Raspberry Pi Pico W and MQTT using HiveMQ Cloud in MicroPython, sending p...