General options:
--help show this help
--jdkhome <path> path to Java(TM) 2 SDK, Standard Edition
-J<jvm_option> pass <jvm_option> to JVM
--cp:p <classpath> prepend <classpath> to classpath
--cp:a <classpath> append <classpath> to classpath
Module reload options:
--reload /path/to/module.jar Installs or reinstalls a module JAR file.
Additional Module(s) Option(s):
--openfile <arg> open file specified by <arg>, file can be Application snapshot, NetBeans Profiler snapshot or HPROF heap dump.
--openid <arg> open application with id <arg>
--openpid <arg> open application with process id <arg>
--openjmx <arg> open application specified by JMX connection (host:port)
Core options:
--laf <LaF classname> use given LookAndFeel class instead of the default
--fontsize <size> set the base font size of the user interface, in points
--locale <language[:country[:variant]]> use specified locale
--userdir <path> use specified directory to store user settings
--nosplash do not show the splash screen
JVisualVM options are ('jvisualvm --help'):