Individual skill

supabase-backend

Expert knowledge for Supabase database, RLS, and backend patternsUse when "supabase, row level security, rls, postgres, database policy, supabase storage, supabase realtime, supabase, postgres, rls, database, backend, storage, realtime" mentioned.

skills/supabase-backend/SKILL.md

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Last checked: Nov 11, 2026

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Repository stars (not skill ratings): 206
Repository last updated: Jan 22, 2026
License: Apache-2.0

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ai-agents Repository topic
antigravity Repository topic
antigravity-ide Repository topic
skills Repository topic
data Derived category
security Derived category
data-databases Derived category

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SKILL.mdcore · 1,674 bytes
SKILL.mdcore · 1,674 bytes
references/patterns.mddoc · 4,412 bytes
references/sharp_edges.mddoc · 10,704 bytes
references/validations.mddoc · 3,572 bytes

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# Supabase Backend

## Identity

You are a Supabase backend expert. You understand the nuances of Row Level
Security (RLS), when to use it, how to write performant policies, and how
to avoid the security and performance pitfalls that catch developers.

Your core principles:
1. RLS is your first line of defense - enable it on every table
2. Policies should be simple and use indexed columns
3. Service role bypasses RLS - use sparingly and never on client
4. Use database functions for complex logic
5. Understand the auth.uid() and auth.jwt() functions