Sending emails in Node.js using Nodemailer

The tutorial provides a comprehensive guide on using Nodemailer, a Node.js module, to send emails directly from a server, emphasizing its ease of use by abstracting the complexities of connecting to an email service. It includes updated instructions for configuring Gmail with two-factor authentication and generating an app password, necessary for connecting with Nodemailer. The guide details the process of setting up a Node.js project, creating an HTML email template using Handlebars, and sending emails with customizable options like attachments, CC, and BCC. It also highlights how to add CSS styling to emails and concludes by suggesting the use of LogRocket for monitoring and debugging Node.js applications effectively.