Download PVTS:

Windows Download (XP/Vista)		Multiplatform Download (JAR file) Linux, Mac, Windows

Download JAVA:

IMPORTANT Note: In order to use this program you will need the Java Runtime Environment 5.0 update 8 or higher, which can be downloaded from the Official Sun Microsystems website at:

http://java.sun.com/javase/downloads/index.jsp

Download the source:

You can also download the source code which is provided under a GNU GPL liscence.