An environmental monitoring system using a Nano, with GPS, BME680, VEML6070, MiCS-5524, BH1750, a 128x64 OLED, and NeoPixels.

A desktop tetris game using 135 WS2812B RGB LEDs and played with a Wii Nunchuck controller.

Use Arduino, an OLED display and an AD9833 DDS module to create a useful wave generator for your lab.

Telescope or camera tracking system for astrophotography.

LED Mood Lamp using the popular WS2812 LEDs!

Displays your pulse rate, blood oxygen level and a moving graph of each heart beat, the photoplethysmogram (PPG).

Easy implementation of Rev-limiter for Automotive or Motorcycle Engine.

Introducing MARK 1, the programmable Arduino Robot Arm. But, that's not all, this Robot Arm can be controlled by Hand Gestures. Here's How..

A low cost air quality monitoring device created with an aim to detect pollution hotspots caused due to traffic jams or factory emissions.

How to Make MP2.5 & Co2 Detect Wall Clock for Indoor using Arduino, MG811, GP2Y1014AU Sensor

DIY AM/FM/SW/ DSP radio receiver, using Arduino Uno/Nano and a color display TFT ST7735 1.8in.

Make a Virtual Assistant AI Robot for Computer Automation and Little Chit Chat.

A simple FM radio with a display that shows the frequency and audio amplifier.

This project presents program to detect musical notes and chords using Arduino (nano or above).

A rather convenient device to monitor heart rate while running.

LED-Matrix Simon Game with orientation-control (accelerometer ADXL335) and integrated sound.

I'll show you how to make a 2-Wheel Bluetooth Controlled Car based on an Arduino Nano.

A small noise/drone synth with percussion mode. Made using the Mozzi library and two Arduino Nanos.

This project is for making a 32-band audio (music) frequency spectrum analyzer / visualizer using Arduino.

The lightmeter based on Arduino as a main controller and BH1750 as a metering cell. Information is displayed on SSD1306 OLED display.

Pulse induction Metal Detector. It can detect a metal coin at a distance of 15 cm and a larger metal object at a distance of 40 cm and more.

Garage parking sensor using addressable RGB LEDs to provide feedback to vehicle driver as they approach and reach stop (park) position.

A cheap DIY air quality monitoring device.

Following the principle of the original Roulette, the movement of the LED simulates a ball whose speed gradually decreases until it stops.