urlfinder
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Description:
Extracting URLs and subdomains from JS files on a website
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Security
Tags: reconnaissance pentesting web-security cli javascript
Install: brew install urlfinder
About:
URLFinder is a command-line tool designed to efficiently extract URLs and subdomains from JavaScript files found on a website. It automates the process of crawling and parsing JS to identify endpoints, aiding in reconnaissance and attack surface discovery.
Key Features:
  • Extracts URLs and subdomains from JavaScript files
  • Automated crawling of target websites
  • Command-line interface for easy integration
  • Identifies hidden endpoints and API routes
Use Cases:
  • Bug bounty hunting and vulnerability discovery
  • Reconnaissance phase of penetration testing
  • Mapping the attack surface of a web application
Alternatives:
  • LinkFinder – LinkFinder is an older Python script, while URLFinder is written in Go and offers better performance and recursive crawling capabilities.
Version History
Detected Version Rev Change Commit
Oct 9, 2025 8:06pm 0 VERSION_BUMP 6bd43ce8
Sep 12, 2025 12:08am 0 VERSION_BUMP 7e7edf64