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How to send Attachments and Email using nodemailer in Node.js ?

How to Send Email using Mailgun API in Node.js ?

Last Updated : 25 Apr, 2025

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Sending an email is an essential part of any project and it can be achieved by using Mailgun API. It is very popular for sending emails.

Features of Mailgun: .

It is easy to get started and easy to use.
It is a widely used and popular module for sending emails.
Mails can also be scheduled.

Installation of Mailgun module:

You can visit the link to Install mailgun module. You can install this package by using the following command.

npm install mailgun-js

After installing mailgun you can check your mailgun version in the command prompt using the command.

npm version mailgun-js

After that, you can create a folder and add a file. For example index.js. To run this file you need to run the following command.

node index.js

Requiring module: You need to include mailgun module in your file by using these lines.

const mailgun = require('mailgun-js');

Project Structure:

project structure

Filename:

index.js

javascript

let API_KEY = 'Your_Api_Key';
let DOMAIN = 'Your_Domain';
const mailgun = require('mailgun-js')
    ({ apiKey: API_KEY, domain: DOMAIN });
 
sendMail = function (sender_email, receiver_email,
    email_subject, email_body) {
 
    const data = {
        "from": sender_email,
        "to": receiver_email,
        "subject": email_subject,
        "text": email_body
    };
 
    mailgun.messages().send(data, (error, body) => {
        if (error) console.log(error)
        else console.log(body);
    });
}
 
let sender_email = '[email protected]'
let receiver_email = '[email protected]'
let email_subject = 'Mailgun Demo'
let email_body = 'Greetings from geeksforgeeks'
 
// User-defined function to send email
sendMail(sender_email, receiver_email,
    email_subject, email_body)

Steps to run the program:

Make sure you have installed mailgun using the following commands:

npm install mailgun-js

Run the index.js file using the following command:

node index.js

Output of above command

If no error occurs, then go and check the receiver’s email inbox

receiver-inbox

How to send Attachments and Email using nodemailer in Node.js ?

gouravhammad

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Article Tags :

Node.js
Web Technologies
Write From Home
Node.js-Misc

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