RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Desktop/Android/HTML5/iOS Java game development framework

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

A Java to iOS Objective-C translation tool and runtime.

Simple OAuth library for Java

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.

A complete 3-D game development suite written in Java.

OpenKeychain is an OpenPGP implementation for Android.

For more info see

Natural Language Processors

Using GnuPG from Java. This is a JNI binding to the gpgme lib.

Learning Modern 3D Graphics Programming with LWJGL 3 and JOML

My own implementation of Magic the Gathering

MTG Box Mapper

XOM with Locator support in NodeFactories (Requires Java 1.5)

Magic the Gathering online binder

Repository for SW, CAD and Documentation for Team