REBOL [
    Title: "Simple Script"
    Date: 24-Apr-1999
    File: %simple.r
    Purpose: {
        The traditional Hello World example script.
    }
    library: [
        level: 'beginner 
        platform: none 
        type: [one-liner tool]
        domain: none 
        tested-under: none 
        support: none 
        license: none 
        see-also: none
    ]
]

print "REBOL World!"