skills.rest
marvinbiss
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supabase-extract-url

Extract Supabase project URLs and API endpoints from client-side code.

Updated Jan 31, 2026
Search Tags:#security#javascript#supabase#web application#api endpoint#url extraction
One-click install
npx skills add https://github.com/marvinbiss/servicesartisans --skill supabase-extract-url-marvinbiss
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: supabase-extract-url
Source: https://github.com/marvinbiss/servicesartisans/tree/main/.cursor/skills/supabase-extract-url
Command: npx skills add https://github.com/marvinbiss/servicesartisans --skill supabase-extract-url-marvinbiss

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill automates the discovery of Supabase project URLs within client-side code, helping to identify the specific Supabase instance an application is connected to.

Core Features & Use Cases

  • URL Discovery: Scans JavaScript, HTML, and configuration files for Supabase URL patterns.
  • Endpoint Identification: Infers related API endpoints (REST, Auth, Storage, Realtime).
  • Use Case: After detecting Supabase usage in a web application, use this skill to pinpoint the exact project URL for further security analysis or integration.

Quick Start

Extract the Supabase URL from the provided web application URL.

Frequently Asked Questions about supabase-extract-url

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

FAQPage Schema
How do I extract a Supabase project URL from web application source code?▼

You can extract a Supabase project URL by scanning client-side JavaScript, HTML, and configuration files for URL patterns. The extracted URLs are then validated for format and reachability to ensure accuracy.

How does URL discovery identify Supabase API endpoints?▼

URL discovery identifies Supabase API endpoints by locating the project URL and inferring related REST, Auth, Storage, and Realtime endpoints from it. This automates the discovery of backend services.

Can I find Supabase configuration details in client-side JavaScript?▼

Yes, you can find Supabase configuration details in client-side JavaScript. The process targets web applications utilizing Supabase to pinpoint the exact project URL and associated endpoints.

What is the best way to automate Supabase URL discovery for security analysis?▼

The best way to automate Supabase URL discovery is by scanning web application files for URL patterns and validating them for reachability. This ensures accurate identification of the backend instance for security analysis.

Does URL extraction validate if a Supabase endpoint is reachable?▼

Yes, URL extraction validates if a Supabase endpoint is reachable. After extracting the project URL and inferring API endpoints, the process checks them for format and reachability to ensure accuracy.

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