# java_home > Return a value for $JAVA_HOME or execute command using this variable. > More information: . - List JVMs based on a specific version: `java_home --version {{1.5+}}` - List JVMs based on a specific [arch]itecture: `java_home --arch {{i386}}` - List JVMs based on a specific tasks (defaults to `CommandLine`): `java_home --datamodel {{Applets|WebStart|BundledApp|JNI|CommandLine}}` - List JVMs in a XML format: `java_home --xml` - Display help: `java_home --help`