Also there are fee remover for 5.8 and 6.0. But they dont want give them public. They offer them customized for your wallet id for a one time donation.
Also only linux
ok we can understand that you are a part of people what you call "they". What you do here is stealing. He gives maybe tons of works for this tool , you have to pay what he wants for hiş miner or dont use it. You post replies just to pump this topic. so shut up.