Q: Does iPod-Cloner also move audiobooks and music from an external hard disk direct to the iPod, cause if it does I will worship at your shrine

A:

Yes, if you can add the files into the iPod Files Manager, you can transfer to your iPod. You may download a free trial version and have a try by yourself. Please download the trial version at:
https://www.dvd-cloner.com/otherdownload/ipod-cloner-setup.exe