deno-zeromq

import * as zmq from "https://deno.land/x/zeromq/mod.ts";

const socket = zmq.Reply();
await socket.bind("tcp://127.0.0.1:5555");

for await (const [req] of socket) {
  console.log(`Receive: [${new TextDecoder().decode(req as Uint8Array)}]`);
  socket.send("World");
}

import * as zmq from "https://deno.land/x/zeromq/mod.ts";

const socket = zmq.Request();
await socket.connect("tcp://127.0.0.1:5555");

await socket.send("Hello");

const [res] = await socket.receive();
console.log(`Receive: ${new TextDecoder().decode(res as Uint8Array)}`);