The Aris scripting language provides a couple of ways to select and read a file for input. This is useful for auto populating Aris (generating models and objects). To select a file on the clients machine: Aris provides a dialog for selecting a file on the users machine. This returns an array of file objects, each of which have a method which returns a byte array (which seems to be the standard way to handle file content in Aris). Eg: // Get file from client var selectedFiles = Dialogs.getFilePath(null, ......