Node Nodemailer

node-nodemailer.js

var nodemailer = require('nodemailer');

// var transporter = nodemailer.createTransport({
//   service: 'gmail',
//   auth: {
//     user: 'youremail@gmail.com',
//     pass: 'yourpassword'
//   }
// });

const transporter = nodemailer.createTransport({
    host: 'smtp.ethereal.email',
    port: 587,
    auth: {
        user: 'maggie41@ethereal.email',
        pass: 'Ap4wfJypvDK65HHxkb'
    }
});

var mailOptions = {
  from: 'youremail@gmail.com',
  to: 'myfriend@yahoo.com',
//    to: 'myfriend@yahoo.com, myotherfriend@yahoo.com',
  subject: 'Sending Email using Node.js',
  text: 'That was easy!'
//   html: '<h1>Welcome</h1><p>That was easy!</p>'
};

transporter.sendMail(mailOptions, function(error, info){
  if (error) {
    console.log(error);
  } else {
    console.log('Email sent: ' + info.response);
  }
});