Java Device I/O library that is portable across Single Board Computers and microcontrollers. Tested with Raspberry Pi, Odroid C2, BeagleBone Black, Next Thing CHIP, Asus Tinker Board and Arduinos / Pico. Supports GPIO, I2C, SPI as well as Serial communication. Also known to work with Udoo Quad.

AKA the connected catapult!

Java Embedded Framework - provides access from java for hardware and one board computers like Raspberry Pi, Orange Pi, Banana Pi and etc. to control SPI / I2C / GPIO or Serial ports

Drivers and home automation projects for Raspberry PI.

Use the standard Linux GPIO api from Java

Streaming live video from rasbperry pi camera to an Android app and controlling movement with servo engines.

Android Things and Mobile apps for the Kuman SM9 (PWR.A53.A)

Java remake of Nokia's Snake using 5110 LCD over RPI GPIO

Java 22+ library for interacting with GPIO and hardware interfaces

Light up your hookah with a Raspberry and a neopixel ring!

This is a sample Android Things project with Firebase Cloud Messaging

AndroidThings GPIO input example using a Button

Experiments with a Raspberry Pi, Low Voltage Labs Traffic Light LEDs and the Java Programming Language.

Musicbox & Kids Game for Raspberry PI

The core RIoT framework, providing Akka classes for the Raspberry Pi and similar small single-board computers

Work in progress - AndroidThings isn't currently fast enough to run (bitbang) this pixel matrix

Vision software for processing retroreflective tape on a Raspberry Pi 3 using Java utilizing Pi4J and V4L4J communicating over UDP for the FIRST Robotics Competition (FRC).

A highly configurable, Java-based web server to help you automate your home.

COEN/ELEC 390 Team Engineering Project

pi4j project to blink LED on raspberry pi