I'm not sure. We have a few private plugins at work and they work fine with regular protoc. I think the --go_out and friends are automatically created by the pl

I'm not sure. We have a few private plugins at work and they work fine with regular protoc. I think the --go_out and friends are automatically created by the plugins. Something like, they declare themselves as "toto" and to protoc now has a --toto_out option.