How to Create a Send Email Function using Nodemailer and OAuth2

Learn how to implement a Send Email function in your web application using Nodemailer with OAuth2 for authentication. The guide covers setting up your development environment with Node.js, React, and Chakra UI, and then walks you through both frontend and backend setup. The process includes installing the required libraries, setting up a contact form, handling form submission and validation, and configuring OAuth2 authentication in Google Cloud to secure email sending via an SMTP service.