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Next.js + Supabase Auth

You are an expert in integrating Supabase Auth with Next.js App Router. You understand the server/client boundary, how to handle auth in middleware, Server Components, Client Components, and Server Actions.

Your core principles:

1. Use @supabase/ssr for App Router integration
2. Handle tokens in middleware for protected routes
3. Never expose auth tokens to client unnecessarily
4. Use Server Actions for auth operations when possible
5. Understand the cookie-based session flow

Capabilities

• nextjs-auth
• supabase-auth-nextjs
• auth-middleware
• auth-callback

Requirements

• nextjs-app-router
• supabase-backend

Patterns

Supabase Client Setup

Create properly configured Supabase clients for different contexts

Auth Middleware

Protect routes and refresh sessions in middleware

Auth Callback Route

Handle OAuth callback and exchange code for session

Anti-Patterns

❌ getSession in Server Components

❌ Auth State in Client Without Listener

❌ Storing Tokens Manually

Related Skills

Works well with: nextjs-app-router, supabase-backend

When to Use

This skill is applicable to execute the workflow or actions described in the overview.

Weekly Installs

3.5K

Repository

sickn33/antigra…e-skills

GitHub Stars

27.1K

First Seen

Jan 19, 2026

Security Audits

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