It's not mentioned anywhere in this blog post, but the project has a website at https://tunnelmole.com/ https://tunnelmole.com/ and a github repo at https://git

It's not mentioned anywhere in this blog post, but the project has a website at https://tunnelmole.com/ https://tunnelmole.com/ and a github repo at https://github.com/robbie-cahill/tunnelmole-client https://github.com/robbie-cahill/tunnelmole-client EDIT: And, actually, I don't think this is really an ngrok alternative. Unless I'm mistaken it looks like it only supports HTTP, whereas ngrok is a generic TCP proxy. (Albeit that ngrok does not support TCP half-close because it treats it like a full close).