Get Assembly64

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Windows 64bit

Mac OSX 10.6 or later
Download DMG installer
Download PKG installer

Linux/Unix ( or any other system with a Java10 vm installed )

Download and install Java10 from Oracle, and make sure 'java' is accesible from the path
Execute 'java --add-modules java.xml,java.xml.bind -jar assembly64-latest.jar' . That's it :-)