Vert.x is a tool-kit for building reactive applications on the JVM

A digital logic designer and circuit simulator.

Allows Android apps to interact with BLE beacons

React Native BLE communication module

A cross-platform G-Code sender for GRBL, Smoothieware, TinyG and G2core.

A Mapbox GL react native module for creating custom maps

The official plugin for Facebook in Apache Cordova/PhoneGap

Official repository now at [phonegap/phonegap-plugin-barcodescanner](http://github.com/phonegap/phonegap-plugin-barcodescanner).

Background services and web workers for react-native

Access additional display metrics on Android devices: status bar height, soft menu bar height, real screen size.

Software for plotters - especially the wall-hanging polargraph also called Makelangelo.

ASCII diagrams and drawing on the web (GWT)

App Cuidar

Wall-hanging polargraph robot that draws murals