supabase-best-practices

Guide Supabase security and performance with RLS and Clerk authentication rules.

Updated Jan 21, 2026
One-click install
npx skills add https://github.com/nicanac/familly-journal --skill supabase-best-practices-nicanac
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: supabase-best-practices
Source: https://github.com/nicanac/familly-journal/tree/main/.cursor/skills/supabase-best-practices
Command: npx skills add https://github.com/nicanac/familly-journal --skill supabase-best-practices-nicanac

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides a comprehensive set of guidelines and rules to ensure your Supabase projects are built with security and performance best practices in mind, especially when integrating with Clerk authentication.

Core Features & Use Cases

  • Security Auditing: Covers 40+ rules across 10 critical categories, including RLS policies, Clerk integration, database security, and more.
  • Developer Guidance: Offers detailed explanations, code examples, and best practices for secure Supabase development.
  • Use Case: A development team is setting up a new Supabase project with Clerk authentication. They use this Skill to ensure all security configurations, RLS policies, and authentication flows are implemented correctly from the start, preventing common vulnerabilities.

Quick Start

Review the critical rules for Row Level Security and Clerk integration to secure your project.

Frequently Asked Questions about supabase-best-practices

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

FAQPage Schema
How do I secure my Supabase database with Row Level Security policies?

Supabase RLS policies restrict data access at the row level by defining database rules. This guide provides over 40 rules categorized by priority with code examples to help you implement secure RLS policies and prevent unauthorized data access.

What is the best way to integrate Clerk authentication with Supabase?

Clerk authentication integration with Supabase requires configuring authentication flows to work securely with your database. This Skill details specific rules and code examples for correctly connecting Clerk identity verification to your Supabase project's security architecture.

Does this guide cover both database and API security for Supabase projects?

Yes, this guide covers both database and API security for Supabase projects. It spans 10 critical categories including RLS policies, Clerk integration, and general database security to ensure comprehensive secure development and code review.

How do I audit my existing Supabase project for security vulnerabilities?

Auditing a Supabase project for security vulnerabilities involves checking configurations against established rules. This resource provides over 40 categorized rules and explanations designed specifically for secure development review and identifying common security misconfigurations.

Can I use these Supabase security rules for code review in a team environment?

Yes, you can use these Supabase security rules for team code reviews. The guidelines are structured by priority and impact, offering detailed explanations and code examples to help development teams ensure correct security configurations and authentication flows from the start.