GiANT is a graphical interface for computer algebra systems (OS X/UNIX/Win). Currently GiANT lets the user work with number fields via KASH, but we aim to develop it into a GUI Library to run on top of any CAS and expose any of its functions.
Java Randomness Test Suite is a gui application to run randomness tests on random stream resource (file or algorithm). Application can be run in command line. Includes general statistical tests, NIST and DIEHARD tests.
xPG was about an OpenPGP-GUI in Java. Some source-code is still available for reference purposes. See http://www.cryptix.org/ for a current implementation of OpenPGP for Java.
Snarfzilla was a GUI and web browser for the official Freenet Java server.
The first web browser for the dark web.
It hasn't been compatible with Freenet for several years and development ceased.
A secure PKI-based client/server encrypted chat engine under development in Java. Encryption will be supported via JCE and PKCS#11. A simple Java interface can be implemented by other projects wishing to develop a JavaGUI or CLI for the client.