JSpider is a smart crawler for hidden endpoints. It crawls and extracts hidden API endpoints and URLs from JavaScript files and HTML source code - all directly in your browser.
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Updated
Mar 19, 2026 - JavaScript
JSpider is a smart crawler for hidden endpoints. It crawls and extracts hidden API endpoints and URLs from JavaScript files and HTML source code - all directly in your browser.
Fetching all endpoint in JS files
Extract secret from js files
JavaScript Vulnerability Analyzer
Advanced JavaScript security analysis tool — secret detection, entropy analysis, source maps, GraphQL, WebSockets, tech fingerprinting & HTML reports
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