I created something similar a few years ago: http://openhercules.com/ http://openhercules.com/ . It supports reusing lists through an explicit clone. Source is

I created something similar a few years ago: http://openhercules.com/ http://openhercules.com/ . It supports reusing lists through an explicit clone. Source is at https://github.com/flyingmachine/openhercules https://github.com/flyingmachine/openhercules .