ESP32 Projects - IotCircuitHub

ESP32 Fan Speed Control | Smart IoT Fan with Alexa & Google Home

Build an ESP32 Fan Speed Control system using AC dimmer circuit with ESP RainMaker, Alexa, Google Home, IR remote, or manual switches.

Build an IoT-based ESP32 Smart LED Dimmer that works with ESP RainMaker, Alexa, Google Home, IR remote and push buttons. (FREE tools)

How to make ESP32 PWM LED dimmer with voice control using Alexa. Also without the internet control the brightness with the potentiometer.

Build an IoT-based Plant Monitoring System using ESP32 and a Capacitive Soil Moisture Sensor. Explained the Circuit and Source codes.

IoT Home Automation using ESP32 Firebase Realtime Database with Web Dashboard and manual relay control via switches or buttons.

Control 4 relays via ESP-NOW with Web Interface, OLED feedback, and manual buttons. A compact, real-time ESP-NOW home automation project.

Build an ESP32 home automation system with Web control, manual switches, EEPROM relay memory, and real-time status dashboard.

In this ESP32 ESPNOW project, Master sends control signals to the Slave, while receiving real-time relay feedback displayed on an OLED screen.

Make Automatic Plant Watering project using ESP32 Web Server and soil moisture sensor. With OLED display & web interface for remote control.

Ultrasonic water level indicator using an ESP32, and Arduino IoT Cloud platform. Explained with circuit, source code and used all FREE tools.

In this ESP32 Web Server tutorial, we’ll guide you through building a Wi-Fi-controlled relay system using the ESP32. The ESP32…

ESP32 Smart Home IoT project to control 4 relays & monitor room temperature using Arduino Cloud, Alexa, IR remote, and switches. Circuit + Code.