Free written in java software for windows

A network computer game, based on the widely known Scrabble game, written in the Java programming language. The game can be played simultaneously by up to 4 players via a network.

CaptureEdit is a screenshot / screen capture and edit application written in java to be cross platform.
CaptureEdit allows the selection of any area with instant, inplace markup and annotation ability, then copy to clipboard or save to file.
CaptureEdit aims to be as integrated to the desktop experience as possible. When selecting an area to capture the rest of the screen dims and action options appear.

PMRef can have "WhitePine password" protected conferences.PMRef can have Peered conferences.(a conference over several PMRef servers)
It can also handle "Dual Homed" machines(accepts connections from both interface, or runs different reflectors on each interface, or runs a reflector on one of them), has "CU-SeeMe Proxy" function.
Solve the IP addressing problem from EREF
when you are behind a NAT router like 99% of people are now.
Tested with 1.0, 3.12 and 5.0 and Seemefreely. MJPEG and H.263 all working

Faltron Java Port Scanner is a open source and very simple port scanner written in Java.
It maximize the use of multi-threading by creating as much threads as possible, thus speeding up the scanning process.
I have not add any special features in the first release. Feel free to modify it, you can find the source codes here. If you are not a programmer, you can still download and use it using the link above.
To run, double click on the jar file, but you need to have the Java Runtime Environment installed. It is compiled with Java JDK 6.

Kopi Compiler Suite 2.1A is considered as an innovative and versatile Java compiler fully written in Java that comes complete with support for the latest Java Language Specification. The KOPI Suite comes complete with an assembler and a disassembler for the Java Virtual Machine.

This new release includes support for generic types (aka templates in Java) and Programming By Contract (assertions and much more).

An Integrated Development Environment written in Java 1.1. You can create html file, copy, paste code, and compile or run java programs just with the press of a button. More features will be added in later releases.

SuperEdit is a Java IDE written entirely in Java. 100% Pure Java, Multi-Language, Open-Ended IDE. Features include: Syntax Highlighting, Language Structure Analysis, a GUI Builder; and platform independant. It is free of charge and the Source Code is freely available.