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The AriCalculator is a DIY calculator or a general purpose handheld device.

Sunburn Monitor is a UV monitor with sound-based indication.

Davide Gironi has posted an I2C multiple HD44780 AVR Atmega library: This library implements a driver for HD44780 lcd connected...

A project on hackster.io, made by Juan Esteban Paz demonstrates how you can design a digital logic circuit using PSoC from...

In the last two years, ESP8266 was the Wifi Chip/Module which dominated the market of hobbyists, even a lot of commercial...

Here is a fun project, created from start to finish by Matthias Koch: In itself, this is no big deal.

Sparkfun has a simple-to-use and open source solution for measuring weight and temperature.

Lucas Reed @ instructables.com has build a proximity alarm using Arduino and an ultrasonic sensor from Parallax.

Scott Harden show us how to control the Bus Pirate with python and give us example code.

In this tutorial you will learn how to build a basic development board for Attiny2313 microcontrollers.

Noela and Miguel from Area0x33 made a really helpful tool on hackaday.io.