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

Stetho is a debug bridge for Android applications, enabling the powerful Chrome Developer Tools and much more.

A barebones WebSocket client and server implementation written in 100% Java.

Tools for keeping your cloud operating in top form. Chaos Monkey is a resiliency tool that helps applications tolerate random instance failures.

Gephi - The Open Graph Viz Platform

Apache Pinot - A realtime distributed OLAP datastore

🚀 Lightning fast and elegant mvc framework for Java8

The official plugin for Facebook in Apache Cordova/PhoneGap

Datumbox is an open-source Machine Learning framework written in Java which allows the rapid development of Machine Learning and Statistical applications.

Query in Java as in Mongo shell

[DEPRECATED] Native Android adapter for building hybrid apps with Turbolinks 5

Simple React Native Android module to use Android's WebView inside your app

The OpenCellID and BeaconDB contributor's app.

This project has been absorbed by ruby-concurrency/concurrent-ruby

MapAttack client for Android