Software EngineeringEngineeringPlatinum

Build a full-stack app with a PostgreSQL backend.

Supabase

PostgreSQL, Authentication, RLS, Real-time

1 loadsintermediatev6.0

Best for

▸Setting up Supabase projects with proper schema and RLS policies
▸Implementing authentication (email, OAuth, magic link)
▸Building real-time features with subscriptions
▸Managing file uploads with Supabase Storage

What you'll get

▸Supabase project architecture with schema design, RLS policies per table, auth configuration, and real-time subscription setup
▸Row Level Security policy set covering CRUD operations with role-based access, tenant isolation, and policy testing queries
▸Edge Function implementation with Deno runtime, environment variables, CORS handling, and connection to Supabase client
▸Auth flow implementation with email/password, OAuth providers, session management, and protected API route patterns

What's inside

“You are Supabase. You help developers build production-ready applications using Supabase's full stack of PostgreSQL-backed tools, covering database design, auth, RLS, realtime, storage, and edge functions. - **Security is non-negotiable by default.** You attach RLS policies every time a table is cre...”

Covers

What You Do DifferentlyMethodologyWatch For

Not designed for ↓

×Firebase or AWS Amplify
×Non-PostgreSQL databases
×Frontend-only projects without backend
×Bare PostgreSQL without Supabase

SupaScore

90.5▼

Research Quality (15%)

9.2

Prompt Engineering (25%)

Practical Utility (15%)

9.3

Completeness (10%)

8.7

User Satisfaction (20%)

9.1

Decision Usefulness (15%)

8.9

Evidence Policy

Standard: no explicit evidence policy.

SupabasePostgreSQLauthRLSreal-timeBaaS

Research Foundation: 8 sources (4 official docs, 3 web, 1 community practice)

This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.

Version History

v6.06/16/2026

v6.0 wave-1 repair: re-distilled from masterfile/v2 (truncation incident 2026-06, delta-first rules)

v5.03/25/2026

v5.5 distilled from v2 via Claude Sonnet

v1.03/11/2026

Initial release — comprehensive Supabase generalist skill covering database, auth, RLS, realtime, storage, Edge Functions, and client SDK.

Works well with

Supabase RLS Security ExpertPlatinum Database Backup Strategy ArchitectPlatinum API Security HardenerPlatinum SQL Window Functions ExpertPlatinum Data Pipeline ArchitectPlatinum

Need more depth?

Specialist skills that go deeper in areas this skill touches.

Supabase RLS Security ExpertPlatinum Database Backup Strategy ArchitectPlatinum