OMC's H19 fiber-optic shield has been adapted as a stackable add-on for the Arduino Uno. It’s designed to simplify the integration of fiber-optic data links into microprocessor-based platforms.

Rutronik sells the Adapter Board RAB7-SENSORFUSION Arduino shield for about $107. While in theory, it should work with any Arduino board, it will be easier to get started with Rutronik RDK2 (IIoT), ...

Read and Write NDEF messages on NFC Tags with Arduino. NFC Data Exchange Format (NDEF) is a common data format that operates across all NFC devices, regardless of the underlying tag or device ...

This is the library for the Adafruit Motor Shield V2 for Arduino. It supports DC motors & Stepper motors with microstepping as well as stacking-support. It is not compatible with the V1 library!