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PRESS & EAT: From Idea to Hardware in 5 Minutes

A Wio Terminal gadget that solves "what to eat today": press the joystick to randomly scroll through 20 foods, and after 2 seconds it stops to tell you what to eat.

July 31, 2026 by shirley li

Building Smart Light-Sensing Projects with LDR Sensors and Arduino

Explore how Light Dependent Resistors enable automatic lighting, security systems, and IoT projects through practical Arduino tutorials, component selection guides, and real-world applications from street lights to smart home automation.

July 29, 2026 by Daniel DSouza

Arduino Nano Tamagotchi

Head back to the 90s by making your own Arduino-based Tamagotchi! This is a Nano-adapted version of ArduinoGotchi, based on GPL-licensed firmware by Gary Kwok, modified for a compact handheld build.

July 28, 2026 by Chaos Theory

Elecrow All-in-One Arduino Starter Kit Review - 20 Projects & 16 Modules

This Elecrow Starter Kit saves time, eliminates wiring problems, and makes learning electronics both simple and enjoyable.

July 25, 2026 by Mirko Pavleski

Building a Photoelectric Sensor-Controlled AC Timer Circuit Using a 24V DC Relay

Learn how to interface a 24V DC photoelectric sensor with an AC timer relay using an interposing relay in this practical industrial automation project.

July 21, 2026 by Bob Odhiambo

The Technology Behind Illuminated Custom 3D Signs: From CAD Design to a Finished Display

A great illuminated sign is built long before the LEDs are switched on and It starts with a well-planned 3D model lighting layout that delivers smooth.

July 20, 2026 by Vlada Tselomudrova

Build Your Own WiFi Scanner: Network Detective Tool

Ever wondered what WiFi networks are around you? Here's how to build one with your hands!

July 19, 2026 by CETECH CETECH

ESP32-C3 Color Detector with TCS34725, Real-Time RGB Detection & Web Interface

This ESP32-C3 Color Detector demonstrates how accurate and efficient color recognition can be achieved using a dedicated TCS34725 optical sensor. With real-time RGB detection, instant LED feedback, and a wireless smartphone interface, the project provides a practical and low-cost solution for a wide range of embedded electronics applications.

July 18, 2026 by Mirko Pavleski

DIY 3D Printed LED Roulette Wheel | ESP32 C3 Project

Today I am going to show you how I made a "Digital Roulette Wheel" by combining ESP32-C3 with the classic CD4017 CMOS decade counters

July 17, 2026 by Ashish Adhikari

DIY Smart Security Alarm System with Motion Sensor and Arduino

In this tutorial, we will build a simple yet highly effective Smart Security Alarm System using an Arduino, a Passive Infrared (PIR) Motion Sensor, and a buzzer. This project is perfect for beginners who want to get hands-on experience with hardware interrupts, sensor calibration, and basic automation.

July 17, 2026 by sky Lin

DIY ESP32 Telegram Flood Protection System - Smart Home Automation

How to build a highly reliable, automated Flood Protection System using an ESP32 microcontroller and a Telegram Bot for real-time remote monitoring and control.

July 11, 2026 by Mirko Pavleski

Xiao ESP32 WiFi Piano: Stream Your Music from Any Browser

Build a web-controlled piano using the Seeed Studio Xiao ESP32, a MAX98357 I2S amplifier, and an SSD1306 OLED display.

July 07, 2026 by CETECH CETECH

Real-Time Air Traffic Radar using ESP32 + ADS-B Data

It uses free API key with Live ADS-B data, presented in a beautiful visual display with smooth animation, and a custom-built radar interface.

July 04, 2026 by Mirko Pavleski

GPS Tracker using Heltec WiFi LoRa 32 V4 and REYAX RYS352A GNSS Module

This project combines the Heltec WiFi LoRa 32 V4 development board with the REYAX RYS352A Multi-GNSS module to build a browser-based GPS tracker capable of displaying real-time location data on an interactive OpenStreetMap interface.

July 01, 2026 by Rachana Jain

DIY Green Laser Night Sky Object Finder - Find Stars & Galaxies Instantly with great accuracy

After a simple calibration process, the laser beam points extremely close to the desired target, making it possible to find many deep-sky objects within seconds using binoculars or a telescope.

June 27, 2026 by Mirko Pavleski

Solar Power Monitor – STM32-Based Monitoring System with Custom PCB

This project is a compact Solar Power Monitor designed to track key parameters in a small solar installation. It measures the MPPT charger, battery, inverter, and auxiliary loads using multiple current and voltage sensors, all controlled by an STM32 microcontroller.

June 23, 2026 by Mihai Popa

DIY Avionics Simulator with ESP32 - Artificial Horizon, Compass & Altimeter

The project successfully demonstrates the integration of graphical user interfaces, I2C sensors, and the ESP32-S3 microcontroller into a compact avionics instrument simulator.

June 20, 2026 by Mirko Pavleski

XiaoZhi AI and DFRobot ESP32-S3 AI Camera

Build Your Own AI-Powered Voice Assistant with XiaoZhi AI and DFRobot ESP32-S3 AI Camera

June 16, 2026 by CETECH CETECH

DIY Miniature X-Ray Machine using a TV Vacuum Tube DY86

A simple rectifier tube can produce high-quality X-ray radiographs. It is a cost-effective way to explore the principles of medical imaging and vacuum tube physics in a controlled DIY environment.

June 13, 2026 by Mirko Pavleski

Simple SDR Receiver Using 2x NE612 - Dual Conversion, Superheterodyne (0.1–30 MHz)

This project demonstrates a simple yet highly effective SDR (Software Defined Radio) receiver based on a dual-conversion superheterodyne architecture using two NE612 mixer ICs.

June 06, 2026 by Mirko Pavleski

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PRESS & EAT: From Idea to Hardware in 5 Minutes

Building Smart Light-Sensing Projects with LDR Sensors and Arduino

Arduino Nano Tamagotchi

Elecrow All-in-One Arduino Starter Kit Review - 20 Projects & 16 Modules

Building a Photoelectric Sensor-Controlled AC Timer Circuit Using a 24V DC Relay

The Technology Behind Illuminated Custom 3D Signs: From CAD Design to a Finished Display

Build Your Own WiFi Scanner: Network Detective Tool

ESP32-C3 Color Detector with TCS34725, Real-Time RGB Detection & Web Interface

DIY 3D Printed LED Roulette Wheel | ESP32 C3 Project

DIY Smart Security Alarm System with Motion Sensor and Arduino

DIY ESP32 Telegram Flood Protection System - Smart Home Automation

Xiao ESP32 WiFi Piano: Stream Your Music from Any Browser

Real-Time Air Traffic Radar using ESP32 + ADS-B Data

GPS Tracker using Heltec WiFi LoRa 32 V4 and REYAX RYS352A GNSS Module

DIY Green Laser Night Sky Object Finder - Find Stars & Galaxies Instantly with great accuracy

Solar Power Monitor – STM32-Based Monitoring System with Custom PCB

DIY Avionics Simulator with ESP32 - Artificial Horizon, Compass & Altimeter

XiaoZhi AI and DFRobot ESP32-S3 AI Camera

DIY Miniature X-Ray Machine using a TV Vacuum Tube DY86

Simple SDR Receiver Using 2x NE612 - Dual Conversion, Superheterodyne (0.1–30 MHz)

Categories

Platforms

Latest Projects

Categories

Platforms

PRESS & EAT: From Idea to Hardware in 5 Minutes

Building Smart Light-Sensing Projects with LDR Sensors and Arduino

Arduino Nano Tamagotchi

Elecrow All-in-One Arduino Starter Kit Review - 20 Projects & 16 Modules

Building a Photoelectric Sensor-Controlled AC Timer Circuit Using a 24V DC Relay

The Technology Behind Illuminated Custom 3D Signs: From CAD Design to a Finished Display

Build Your Own WiFi Scanner: Network Detective Tool

ESP32-C3 Color Detector with TCS34725, Real-Time RGB Detection & Web Interface

DIY 3D Printed LED Roulette Wheel | ESP32 C3 Project

DIY Smart Security Alarm System with Motion Sensor and Arduino

DIY ESP32 Telegram Flood Protection System - Smart Home Automation

Xiao ESP32 WiFi Piano: Stream Your Music from Any Browser

Real-Time Air Traffic Radar using ESP32 + ADS-B Data

GPS Tracker using Heltec WiFi LoRa 32 V4 and REYAX RYS352A GNSS Module

DIY Green Laser Night Sky Object Finder - Find Stars & Galaxies Instantly with great accuracy

Solar Power Monitor – STM32-Based Monitoring System with Custom PCB

DIY Avionics Simulator with ESP32 - Artificial Horizon, Compass & Altimeter

XiaoZhi AI and DFRobot ESP32-S3 AI Camera

DIY Miniature X-Ray Machine using a TV Vacuum Tube DY86

Simple SDR Receiver Using 2x NE612 - Dual Conversion, Superheterodyne (0.1–30 MHz)

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