A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

The official home of the Presto distributed SQL query engine for big data

A Camera component for React Native. Also supports barcode scanning!

Image Cropping Library for Android, optimized for Camera / Gallery.

Add-ons for openHAB 1.x

Apache Parquet Java

Useful library to help Android developpers to print with (Bluetooth, TCP, USB) ESC/POS thermal printer.

Home automation bridge that emulates a Philips Hue light system and can control other systems such as a Vera, Harmony Hub, Nest, MiLight bulbs or any other system that has an http/https/tcp/udp int…

Road Runner is a library for android which allow you to make your own loading animation using a SVG image

The Open Source Project for the Internet of Things

A simple Android app to debug Bluetooth connections: 1. Connect to any Bluetooth device, 2. Display incoming raw data, 3. Send raw data to the Bluetooth device. You can confirm successful pairing, …

A demo based on Paho's MQTT Android Service Implementation