If you can't find a voltmeter at home or anywhere else, then this hack is for you!
Project showcase by Next Tech Lab
Sketch of transistor tester project from Karl-Heinz Kübbeler, so it's much simpler to study, modify, verify and upload to an Arduino.
Project tutorial by plouc68000
Task scheduling is a transformative way to write maintainable code for Arduino and other AVRs. No more spaghetti code. C++ tutorial.
by Kevin Gagnon
Extension to Ben Eater's breadboard computer that allows saving/loading programs and works as a monitor, assembler and disassembler.
Project tutorial by David Hansel
Based on Blockly and BlocklyDuino, here's a multilingual enhanced version with supervision, upload, multi-level blocks, etc.
Project tutorial by LibrEduc
A single Arduino Uno/Mega can carry up to 14 RS-232 boards. Each board is distinguished by ID, which is set via a DIP switch.
Project showcase by phpoc_man
An Arduino powered floppy disk controller and reader/writer for making and writing disk images from and to old AmigaDOS floppy disks.
Project tutorial by RobSmithDev
Take your Arduino Codes to the next level with easy auto completion and documentation in Visual Studio, it's very simple & fast.
by Ahmed Hamdy
This simple project shows how Arduino can be used with a RTOS. A special version of Arduino called ARTe was used for software development.
by Melvin Mancini
An Arduino UNO Flash and RAM update with the ATmega2560 as DIL 28 variant.
Project showcase by T.F. Mc Temucin
Learn how to submit your Arduino-based project. It may even get featured on the Arduino social channels!
Learn programming ESP8266 with Arduino Boards. Installing ESP8266 board to Arduino Boards manager and uploading sample program to ESP-01.
by Harsh Mangukiya
In this tutorial, I will show you how to install the dark theme for your Arduino IDE for the reason of overexposure to the screen light.
Project tutorial by the lonely programmer
This is a tutorial on how to make it work.
by Tauno Erik
The easiest way: install Parallax then upload the Arduino code.
by Mahamudul Karim Khondaker
The cheapest micro soldering station in the world, using a cheap USB soldering iron.
Project tutorial by Paulo Bruckmann
We will teach you that it is possible to write only one Serial.print line to display several messages.
by 3 developers
Standalone Arduino 6-channel triggered oscilloscope with optional freeze frame.
Things you should know using ESP8266 WiFi module for its safety and easiness as it's very delicate module to use.
by Patel Darshil
Interfacing Raspberry Pi with Arduino UNO
by Sankar Cheppali
Get not only 5 volts but also 9, 12 volts (18 Watts max) out of any QC-compatible charger/power bank for supplying power hungry projects.
Project tutorial by Shahariar
I bought a programming card for the hobbyking ESC series, so I thought to create an Arduino sketch for you to program your ESC without it!
by Vincenzo G.
This project illustrates switching using a transistor.
Connect up to 10 buttons using a single interrupt.
Project tutorial by Svizel_pritula
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