Greasy Fork is available in English.
Infinite Craft hacks, lets you add custom elements.
< Părere la script-ul InfiniteHaxx
It was the addElt variable, I am going to release an edited version since the creator hasn't responded to you. I'll send a link here when I've uploaded it.
Doesn't seem to work. Console complains about an undefined variable. Probably the "addElt". If im wrong leme know