Advanced Email Functionality with Node.js, React.js, Nodemailer, and OAuth2 in 2023

Email functionality is an essential part of most modern web applications. Sending emails directly from your app allows password reset flows, order confirmations, contact forms, and more.

In this comprehensive guide, we will walk through integrating email capabilities into a Node.js and React.js app using the following technologies:

• Node.js - Our backend runtime


• Express.js - Node.js web framework


• React.js - Frontend UI library


• Nodemailer - Module for sending emails


• OAuth2 - For authenticating with Gmail securely

We will build an …

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