clerk-auth

Implement Clerk authentication with ClerkProvider and middleware for Next.js App Router.

Updated Jan 26, 2026
One-click install
npx skills add https://github.com/TwuanMinn/fadelab --skill clerk-auth-twuanminn
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: clerk-auth
Source: https://github.com/TwuanMinn/fadelab/tree/main/.agent/skills/skills/clerk-auth
Command: npx skills add https://github.com/TwuanMinn/fadelab --skill clerk-auth-twuanminn

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Clerk authentication is a common challenge for modern Next.js apps, providing a consistent pattern for user sign-in, sign-up, and session management across client and server boundaries.

Core Features & Use Cases

  • Next.js App Router Setup: Full Clerk integration with ClerkProvider, environment variables, and starter auth forms.
  • Middleware Route Protection: Protect routes using clerkMiddleware and createRouteMatcher, centralizing auth logic.
  • Server Component Authentication: Access auth state in Server Components with auth() and currentUser().

Quick Start

Install Clerk, wrap your Next.js app with ClerkProvider, configure environment variables, and enable clerkMiddleware to protect routes.

Frequently Asked Questions about clerk-auth

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I set up Clerk authentication in a Next.js App Router project?

Set up Clerk authentication by installing the Clerk package, wrapping your Next.js App Router with ClerkProvider, configuring environment variables, and adding starter auth forms for user sign-in and sign-up workflows.

How do I protect routes using Clerk middleware in Next.js?

Protect routes in Next.js using clerkMiddleware and createRouteMatcher to centralize your authentication logic, ensuring unauthorized users are blocked from accessing protected areas of your application.

How do I access user authentication state in Next.js Server Components?

Access user authentication state in Next.js Server Components by calling the auth() and currentUser() APIs provided by Clerk, allowing you to securely read session data directly on the server.

Can I use Clerk to manage user sign-in and sign-up workflows across client and server boundaries?

Yes, Clerk provides a consistent pattern for user sign-in, sign-up, and session management across both client and server boundaries in modern Next.js applications using the App Router.

Do I need to configure environment variables before integrating ClerkProvider?

Yes, configuring Clerk environment variables is required before integrating ClerkProvider to properly connect your Next.js application to your Clerk authentication instance and support user management workflows.