Microsoft Auth in Next.js is a Nightmare — Here's How I Fixed It

If you've ever tried implementing Microsoft authentication (Azure AD/Entra ID) in a Next.js application, you know the pain. MSAL.js is powerful but complex, and the official examples don't quite fit the Next.js App Router paradigm. After building authentication for multiple enterprise applications, I created @chemmangat/msal-next — a production-ready library that makes Microsoft auth as simple as it should be. The Problem with MSAL in Next.js Let's be honest — integrating MSAL.js with Next.js App Router is frustrating: ❌ SSR/hydration issues everywhere ❌ Boilerplate code in every component ❌ Token refresh logic scattered across your app ❌ No clear pattern for protecting routes ❌ MS Graph API calls require manual token handling ❌ Role-based access control is a nightmare The Solution: 3 Lines of Code Here's what authentication should look like in Next.js: // app/layout.tsx import { MsalAuthProvider } from ' @chemmangat/msal-next ' ; export default function RootLayout ({ children }) { ret