authjs-skills

Implement Auth.js v5 authentication with Google OAuth and middleware in Next.js.

1|Updated Oct 27, 2025
One-click install
npx skills add https://github.com/langcore-org/united-productions-web --skill authjs-skills-langcore-org
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: authjs-skills
Source: https://github.com/langcore-org/united-productions-web/tree/main/.claude/skills/authjs-skills
Command: npx skills add https://github.com/langcore-org/united-productions-web --skill authjs-skills-langcore-org

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill simplifies the implementation of secure user authentication in Next.js applications, handling everything from OAuth to session management.

Core Features & Use Cases

  • Multi-Provider Authentication: Supports Google OAuth and credential-based login.
  • Session Management: Securely manages user sessions across requests.
  • Middleware Integration: Enables protected routes using authentication middleware.
  • Use Case: Implement a "Login with Google" button and ensure only authenticated users can access specific pages of your Next.js application.

Quick Start

Use the authjs-skills to implement Google OAuth login for your Next.js application.

Frequently Asked Questions about authjs-skills

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

FAQPage Schema
How do I implement Google OAuth login in Next.js?

Google OAuth login in Next.js is implemented using Auth.js v5 by configuring multi-provider authentication. This Skill provides the necessary scripts to set up the OAuth flow and manage user sessions securely across application requests.

How does session management work in Next.js with Auth.js?

Session management in Next.js with Auth.js securely maintains user session data across server requests. It leverages Auth.js v5 to automatically handle session tokens and state, ensuring authenticated access without manual token handling.

Can I use credential-based login alongside OAuth in Next.js?

Yes, credential-based login can be used alongside OAuth in Next.js through Auth.js v5 multi-provider support. The Skill configures both authentication methods simultaneously, allowing users to sign in via Google or traditional credentials.

How do I protect routes with authentication middleware in Next.js?

Protecting routes with authentication middleware in Next.js involves integrating Auth.js v5 to intercept requests. The Skill enables middleware configuration that checks session validity and restricts access to unauthorized pages.

Do I need to configure environment variables for Auth.js v5?

Yes, configuring environment variables is required for Auth.js v5 to properly connect providers and manage sessions. The Skill mandates correct environment variable setup and type extensions to ensure seamless integration within your Next.js application.

What is the best way to add secure user authentication to a Next.js application?

Adding secure user authentication to a Next.js application is best handled by implementing Auth.js v5. This approach simplifies OAuth integration, credential login, and session management while providing built-in middleware for route protection.