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Solar Street Light Charge Controller with Dusk-to-Dawn Control — project thumbnail preview
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Solar Street Light Charge Controller with Dusk-to-Dawn Control

This project builds the electronics behind a solar street light: a PWM charge controller that manages a solar panel charging...

Arduino IDE 16x2 character LCD ATmega-class microcontroller
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Automated Poultry Coop Controller using Arduino — project thumbnail preview
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Automated Poultry Coop Controller using Arduino

This project automates a poultry coop the way a small farmer would actually want: a light sensor opens the coop door at dawn...

Arduino Uno LDR + rain sensor DHT22 temperature sensor
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IoT Energy Meter with Live Consumption Dashboard — project thumbnail preview
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IoT Energy Meter with Live Consumption Dashboard

This project builds a proper IoT energy meter: a PZEM-004T module measures voltage, current, active power and cumulative ener...

Arduino IDE ESP32 development board MQTT telemetry over Wi-Fi
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IoT Air Quality Monitor with Mobile Alerts — project thumbnail preview
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IoT Air Quality Monitor with Mobile Alerts

This project builds an IoT air quality monitor that measures what actually matters: PM2.5 and PM10 with a laser-scattering se...

ESP32 development board MQTT telemetry over Wi-Fi Cloud web dashboard
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Smart Rainwater Harvesting Controller using ESP32 — project thumbnail preview
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Smart Rainwater Harvesting Controller using ESP32

This project automates a rainwater harvesting setup the way it should actually be done: an ESP32 watches a rain sensor, diver...

Arduino IDE ESP32 development board Rain sensor module
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Voice-Controlled Home Automation Hub using ESP32 — project thumbnail preview
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Voice-Controlled Home Automation Hub using ESP32

This project builds a voice-controlled home automation hub: an ESP32 drives a 4-channel relay board switching real lamps and...

Arduino IDE MQTT over Wi-Fi ESP32 development board
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IoT Weather Station with Mobile Dashboard — project thumbnail preview
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IoT Weather Station with Mobile Dashboard

This project builds a complete IoT weather station: an ESP32 node reads temperature, humidity, pressure, rainfall and wind sp...

Arduino IDE ESP32 development board DHT22 temperature · humidity sensor
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Smart Door Lock using RFID with Access Logging — project thumbnail preview
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Smart Door Lock using RFID with Access Logging

This project builds a smart door lock around an ESP32 and an RC522 RFID reader: authorized RFID tags unlatch a solenoid-drive...

DS3231 real-time clock Arduino IDE 16x2 character LCD
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Network Speed Test Dashboard — project thumbnail preview
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Network Speed Test Dashboard

This project builds a speed-test web app with an animated SVG gauge, download/upload/ping/jitter/loss metrics, a simulated te...

JavaScript CSS3 Git
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