JRView is a small utility that displays the list of all Java Runtime Environments and Java Development Kits installed on your system, and allows you to run a Java application (.class or .jar file) on the desired Java environment
JRView doesn't require any installation process or additional DLLs. In order to start using it, just run the executable file - jrview.exe
The main window of JRView displays the list of all Java Runtime Environments and Java Development Kits that are currently installed on your system.
In order to run Java application, select the desired Java environment, and then drag the java application file (.class or .jar) from Explorer window into JRView. You can also use the 'Run Java Application' option from the File menu. If you fails to run the Java application, you can try to use the "Advanced Run" option, and specify the right class name.