execJ - Windows Executables (exe files), Encryption, and Windows Services for Java Applications
Allows you to easily create Windows executables (exe files) and OS-independent jar applications with encryption, Windows Service functionality, file embedding, extraction, a splash screen, and more. ExecJ provides a quick way to build Java applications for easy distribution.

JFlashPlayer - Java Flash Player API for Windows
JFlashPlayer lets Java developers play and control Adobe™ Flash movies within Java programs. Advanced animations can improve the user experience and add to the professional appearance of an application. JFlashPlayer allows programmers to quickly add Flash animations to their Java application development for Windows.

JDUN - Java Dial-up Networking API for Windows
Provides a dial-up networking (DUN) Java interface for use with Windows operating systems. Microsoft™ remote access services (RAS) can be accessed such as enumerating DUN phonebook entries, dialing connections, and hanging up connections.