Puppeteer with p-queue

index.js

const puppeteer = require('puppeteer');
const PQueue = require('p-queue');

const queue = new PQueue({ concurrency: 2 });

const singleRunner = async (url) => {
  const browser = await puppeteer.launch({ headless: false, executablePath: process.env.CHROME_PATH, });
  const page = await browser.newPage();
  await page.goto(url);
  const title = await page.title();
  console.log({title});
  await browser.close();
};

const concurrentRunner = (url) =>
  queue.add(() => singleRunner(url)).catch(console.error);

const urls = ['http://example.com/', 'https://google.com/', 'https://yahoo.com/', 'https://app.automatio.co/'];
for (const url of urls) {
  concurrentRunner(url);
}