CURSOR RULESSupabase & Postgres Cursor Rules (.mdc) | Free & Offline
Production-grade architectural rulebook for Supabase & PostgreSQL. Engineered to eliminate LLM hallucinations, enforce strict deterministic conventions, and prevent architectural drift across Cursor IDE, Claude Code CLI, and autonomous multi-agent pipelines.
.cursor/rules/supabase.mdcFailure Patterns Prevented for Supabase & PostgreSQL
Supabase applications are prone to catastrophic security leaks if Row Level Security (RLS) is omitted or if client-side service_role keys are exposed. Cursor rules ensure RLS is enabled on every table and authentication is validated server-side.
- Invokes deprecated or removed APIs from older model training weights
- Generates conflicting configuration files and invalid imports
- Silently drops type-safety, boundaries, or transaction isolation
Where to Save This Rule in Your Repository
Export the rules from the interactive editor above or download the full ZIP bundle. Ensure the file is placed at the exact path below relative to your project root so the AI engine automatically loads it:
Cursor Rules (.mdc) Directory & Generator
Inspect the complete specification manual, glob patterns, directory rules, and all available presets in our central directory.
Technical FAQ: Supabase & PostgreSQL AI Rulebooks
Does this rule check for RLS?
Yes. It mandates that any table creation migration explicitly enables Row-Level Security.