[tor-onions] Best tool for Mining V3 Addresses? (Quick Answer Preferred)

Hello All! A friend was asking me what the current preferred tool(s) are for mining V3 onion addresses; I am aware of mkp224o but am dimly aware of something that Yawning hacked-up a while ago; but I don't know of much else? -a -- http://dropsafe.crypticide.com/aboutalecm