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nodemailer
Advanced tools
Package description
Nodemailer is a module for Node.js applications to allow easy email sending. It supports various transport methods and has a simple setup process for sending emails.
Send Emails
This feature allows you to send emails using Nodemailer. The code sample shows how to set up a transporter using Gmail, define mail options, and send an email.
const nodemailer = require('nodemailer');
let transporter = nodemailer.createTransport({
service: 'gmail',
auth: {
user: 'your.email@example.com',
pass: 'yourpassword'
}
});
let mailOptions = {
from: 'your.email@example.com',
to: 'recipient@example.com',
subject: 'Test Email Subject',
text: 'Hello world?',
html: '<b>Hello world?</b>'
};
transporter.sendMail(mailOptions, function(error, info){
if (error) {
console.log(error);
} else {
console.log('Email sent: ' + info.response);
}
});
HTML Email Content
Nodemailer allows you to send HTML content in your emails. The code sample demonstrates how to send an email with HTML content.
const nodemailer = require('nodemailer');
let transporter = nodemailer.createTransport({
// transport configuration
});
let mailOptions = {
from: 'your.email@example.com',
to: 'recipient@example.com',
subject: 'HTML Email',
html: '<h1>Welcome</h1><p>That was easy!</p>'
};
transporter.sendMail(mailOptions, function(error, info){
// callback
});
Attachments
Nodemailer supports sending attachments in emails. The code sample shows how to attach a file to an email.
const nodemailer = require('nodemailer');
let transporter = nodemailer.createTransport({
// transport configuration
});
let mailOptions = {
from: 'your.email@example.com',
to: 'recipient@example.com',
subject: 'Attachment',
text: 'Please find the attachment.',
attachments: [
{
filename: 'file.txt',
path: '/path/to/file.txt'
}
]
};
transporter.sendMail(mailOptions, function(error, info){
// callback
});
Custom Transport Methods
Nodemailer allows the use of custom transport methods for sending emails. The code sample illustrates how to use a custom transport plugin.
const nodemailer = require('nodemailer');
const customTransport = require('my-custom-transport');
let transporter = nodemailer.createTransport(customTransport({
// custom transport options
}));
// send mail with defined transport object
transporter.sendMail({
// mail options
}, function(error, info){
// callback
});
SendGrid's NPM package for sending emails. It provides a simple and flexible API and works with SendGrid's Web API for email delivery. Compared to Nodemailer, SendGrid is a service-based solution that requires an account with SendGrid, whereas Nodemailer can work with any SMTP server.
A simple Node.js module for Mailgun. Mailgun-js is designed to work with the Mailgun API for sending, receiving, and tracking emails. It's similar to Nodemailer in functionality but is specifically tailored for Mailgun's service.
The official Node.js client library for interacting with the Postmark API. This package is intended for sending emails through Postmark's transactional email service. Unlike Nodemailer, which is more generic, Postmark is focused on providing a robust service for transactional emails.
Amazon Web Services SDK for JavaScript in Node.js. It includes support for SES (Simple Email Service), which can be used to send emails. While Nodemailer is a standalone package for email, aws-sdk is a comprehensive cloud services SDK that includes email sending capabilities among many other AWS services.
Changelog
6.7.0 2021-10-11
Readme
Send e-mails from Node.js – easy as cake! 🍰✉️
See nodemailer.com for documentation and terms.
Nodemailer supports all Node.js versions starting from Node.js@v6.0.0. Existing test suite does not support such old Node.js versions so all features are not actually tested. From time to time some regression bugs might occur because of this.
Documentation for Nodemailer can be found at nodemailer.com.
You are using older Node.js version than v6.0. Upgrade Node.js to get support for the spread operator.
Gmail either works well or it does not work at all. It is probably easier to switch to an alternative service instead of fixing issues with Gmail. If Gmail does not work for you then don't use it. Read more about it here.
Check your firewall settings. Timeout usually occurs when you try to open a connection to a port that is firewalled either on the server or on your machine.
If you are having issues with Nodemailer, then the best way to find help would be Stack Overflow or revisit the docs.
Nodemailer is licensed under the MIT license
The Nodemailer logo was designed by Sven Kristjansen.
FAQs
Easy as cake e-mail sending from your Node.js applications
We found that nodemailer demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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