Java RDF Framework
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.
Create XML and JSON data services from any data source
A simple, LISP-like programming language.
Serial Communication between Java and Arduino made simple.
Cachelet - the simplest java framework for general purpose caching