Ensure proper ventilation in your indoor space. Measure and log indoor air quality. Configure alerts in ThingSpeak to keep your air safe.

A simple obstacle avoidance robot using an IR distance sensor with an IMU.

A small desktop clock that displays the time using Roman numerals.

A programmable countdown timer with loud voice countdown and trigger for dangerous experiments like starting fireworks

A simple, small piano that is not only small as the name implies, but it runs off of the Arduino Nano Every.

For use in DIY homebrew radio equipment such superheterodyne receivers, SDR, HAM QRP transceivers or RF generator.

A 3D-printed mini jukebox powered by Volumio. Streams your music, Pandora, Spotify and AirPlay. Sound-reactive LEDs dance to your music!

An accurate clock with date displayed on a 16x2 LCD using just the Arduino, the display and few buttons. No RTC module required.

Use a ratiometric linear Hall effect sensor to build simple magnetic field strength meter.

Learn to build a pocket weather station that displays temperature and humidity using Arduino Nano!

Custom button powered via Arduino controls aftermarket exhaust flaps!

TinyML implementation to identify running water tap sound and once heard one, a buzzer + LED timer is triggered.

8 lines of code to setup and 1 line of code per variable for the Arduino, no programming on the PC side. USB-WiFi-Ethernet-Serial.

Turn a hot air popper popcorn machine into a high tech coffee roaster using a relay, 120V transformer, and thermocouple.

This stroboscope is a precise and versatile instrument which can be used to analyze periodic or fast motions.

Implementing switches can be troublesome. This article offers a solution for configuring many mixed type switches at the same time.

Send your Arduino to collect data from the edge of space!!

You'll learn how to create an automation system to communicate 3 Arduinos via RS485.

Admit it, you always wanted to play around with a breath controller but couldn't justify the expense. Well, you have no excuse now.

Man and machine working together to create art.

This project was inspired from Naruto Manga/Anime. If the sequence of hand signs was correct, it unlocked solenoid door lock.

A TensorFlow Lite Micro Speech model that detects wake words and turns on a different coloured LED light to emulate traffic lights.

CovidTestDrone enables self-administered COVID-19 tests to be delivered within minutes to patient’s homes via drone delivery.

Start sequence to race, then show winner for Hot Wheels type cars. Displays total race time, both car speeds and winning difference in ms.