Supabase Full-Stack Setup for Next.js

Complete guide to integrating Supabase with Next.js 13+ App Router, including authentication, database setup, Row Level Security (RLS), and common patterns for production apps.

When to use this skill

• Starting a new Next.js project with Supabase
• Need authentication with social providers
• Building apps with user-specific data (notes, favorites, etc.)
• Want real-time subscriptions
• Need secure server-side and client-side data access
• Implementing rate limiting or audit logs with database
• Building SaaS applications

Core Setup

Step 1: Install Dependencies