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nextjs-supabase-auth

Integrate Supabase Auth with Next.js App Router using @supabase/ssr.

Updated Feb 26, 2026
Search Tags:#authentication#middleware#supabase#nextjs#app router#auth
One-click install
npx skills add https://github.com/TheGreatL/KanbanBoard --skill nextjs-supabase-auth-thegreatl
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: nextjs-supabase-auth
Source: https://github.com/TheGreatL/KanbanBoard/tree/main/.agents/skills/nextjs-supabase-auth
Command: npx skills add https://github.com/TheGreatL/KanbanBoard --skill nextjs-supabase-auth-thegreatl

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill streamlines the integration of Supabase Authentication into Next.js applications, ensuring secure and efficient user management.

Core Features & Use Cases

  • Secure Authentication: Implement robust login, logout, and session management.
  • Protected Routes: Securely guard specific routes using middleware.
  • Server/Client Handling: Properly manage authentication state across Server Components, Client Components, and Server Actions.
  • Use Case: Protect your Next.js dashboard by ensuring only authenticated users can access it, leveraging Supabase for user data and authentication logic.

Quick Start

Integrate Supabase authentication into your Next.js App Router project.

Frequently Asked Questions about nextjs-supabase-auth

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

FAQPage Schema
How do I implement Supabase authentication in Next.js App Router?▼

Supabase authentication in Next.js App Router is implemented by integrating @supabase/ssr for cookie-based session management across Server Components, Client Components, and Server Actions. This provides secure login, logout, and user session handling.

How do I protect routes with Supabase auth middleware in Next.js?▼

Protect routes with Supabase auth middleware in Next.js by intercepting requests to guard specific paths, ensuring only authenticated users can access protected areas like dashboards. This securely manages user access using cookie-based sessions.

Can I manage Supabase auth state in both Server and Client Components?▼

Yes, you can manage Supabase auth state in both Server and Client Components. The integration utilizes @supabase/ssr to properly handle authentication state across Server Components, Client Components, and Server Actions seamlessly.

What is the best way to handle Supabase user sessions in Next.js?▼

The best way to handle Supabase user sessions in Next.js is using @supabase/ssr for cookie-based session management. This approach streamlines secure authentication, ensuring efficient user management across the App Router architecture.

Do I need @supabase/ssr for authentication in Next.js Server Actions?▼

Yes, @supabase/ssr is needed for authentication in Next.js Server Actions. It provides the seamless integration and cookie-based session management required to properly handle auth logic within Server Actions and Server Components.

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