JFig is a simple, powerful tool to manage application configuration
An assembler and disassembler for the JVM (Java Virtual Machine)
Converter for named parameters on Java command line call
Tarte project provides common API libraries among multi-languages.
A simple, LISP-like programming language.
Serial Communication between Java and Arduino made simple.
Create XML and JSON data services from any data source
Cachelet - the simplest java framework for general purpose caching
Fast and more random implementations of java.util.Random.