TechSpy - Website Technology Detector

Detect any website's tech stack in one click. Sends the tab URL to TechSpy API to identify CMS, frameworks, analytics, and more.

See the tech stack of any website in one click. Powered by TechSpy API — detects 7,500+ technologies including CMS, frameworks, and analytics. Full description (be explicit about the API call): TechSpy detects what technologies any website is built with — instantly, right in your browser. Click the extension icon on any webpage and TechSpy will: 1. Send the current tab's URL to the TechSpy API (techspy.dev) 2. Return a categorized list of detected technologies 3. Show confidence scores per technology Detects 7,500+ technologies across 108 categories: • CMS (WordPress, Shopify, Webflow...) • JS Frameworks (React, Vue, Next.js...) • Analytics (Google Analytics, Mixpanel...) • CDN, Web Servers, Payment Processors, and more This extension requires an internet connection and sends the active tab's URL to techspy.dev for analysis. No account required. Free to use. Powered by TechSpy (techspy.dev) — the technology detection API.