How to Identify Any Website's Tech Stack Using Free Tools and Browser Tricks

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Developers and researchers can uncover the technology behind any website using several accessible methods, according to a guide by a detection tools specialist. Free online tech stack detectors can analyze a URL and return a categorized breakdown of CMS, frameworks, analytics, CDN, and hosting without requiring a signup. Viewing a page's source code can reveal CMS identifiers through meta generator tags and file path patterns specific to platforms like WordPress, Drupal, or Shopify. Browser DevTools offer deeper insight by exposing live network requests — such as calls to Stripe or jsDelivr — and allowing console-based checks for frontend frameworks like React, Vue, Angular, and Next.js. Together, these techniques make it possible to detect both frontend and, to a limited extent, backend technologies on almost any public website.

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ProgrammingDEV Community ·

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