Add Email Authentication to a Next js App with NextAuth A Calm Coding Tutorial

In this autism-friendly coding tutorial, we build a working authentication system in a Next.js application using NextAuth.js and the Email Provider.

By the end of the video, you'll have a complete authentication flow working in your app — including:

• A NextAuth API route
• Email authentication using the EmailProvider
• Session handling with the SessionProvider
• Sign-in and sign-out buttons in your UI

We'll walk through the key pieces of the setup step by step so you can type the code yourself and understand how the pieces connect, instead of just copying and pasting.

This tutorial uses NextAuth.js v4, a Neon PostgreSQL database, and a simple React interface so you can clearly see how authentication works in a real Next.js project.

If you're learning full-stack JavaScript or building apps that require user accounts, this is a great place to start.

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GitHub repo for this project: https://github.com/AutistiCoder/nextauth-app

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