Website Tech Detector
Detect technologies, frameworks, CMS, analytics, CDN, server software and security headers used by any website — like Wappalyzer in your browser.
About Website Tech Detector
A free online tool that detects technologies, frameworks, CMS, analytics, CDN, server software and security headers used by any website. Analyses HTML source and HTTP response headers against 100+ technology signatures.
How to Use
Enter a URL and click Scan, or paste HTML source code. Results show detected technologies grouped by category with confidence percentages. Use Compare mode to analyze two websites side by side. Export results as JSON.
Common Use Cases
- Discover the tech stack behind any website
- Compare technology choices between competitors
- Audit security headers and CDN configuration
- Research framework adoption trends
- Verify third-party scripts and analytics on your own site