butt-tls-proxy

var net = require("net");
const tls = require("tls");
var LOCAL_PORT = 7654;

var server = net.createServer(function(socket) {
  const tlsSocket = tls.connect(
    7878,
    "localhost",
    { rejectUnauthorized: false },
    () => {
      tlsSocket.on("data", function(data) {
        socket.write(data);
      });
      socket.on("data", function(msg) {
        tlsSocket.write(msg);
      });
    }
  );
});

server.listen(LOCAL_PORT);
console.log("TCP server accepting connection on port: " + LOCAL_PORT);