atdl4j is an open source and not-for-profit JavaTM implementation of FIXatdlSM.
Glauber Magalhães Pires
OpenP2M for Java 1.6 enables you to store and share files on your email account.
It is a Windows 95/98/ME/NT/2000/XP disassembler and decompiler for Java .
Armenian Dictionary Software Inc.
Easy JAVA to Source Converter is a powerful decompiler and disassembler.
Sun Mycrosystems Inc
This is a development kit widely used for Server programming using Java platform.
Java Sudoku is a Sudoku game entirely made in Java.
Open Wonderland Foundation
Use Open Wonderland to build your virtual world...
JSmooth is a neat, open source Java Executable Wrapper.
An open source Java XML editor with a configurable GUI.
Open source, Java EE 5 based, Enterprise Content Management (ECM) platform.
jBubbleBreaker is an (extensible) open source java clone of the BubbleBreaker.
Artificial Life is an open sourced Java framework created to simulate Life.
Sheetster is an open source, Java alternative to Google Spreadsheets and Office.
jphonelite is an open source Java SIP VoIP audio and video SoftPhone.
Notes Master is a free and open source Java application.
jrouter is an open source Java method processing router.
Red5 is an Open Source Flash Server written in Java.