The CRFT Lookup, a free BuiltWith alternative
The CRFT Lookup is the free alternative to BuiltWith for up-to-date website technology detection, with added performance benchmarks, meta tag previews and sitemap visualization.
The CRFT Lookup is the free alternative to BuiltWith for up-to-date website technology detection, with added performance benchmarks, meta tag previews and sitemap visualization.
Everything you need to analyze websites
Comprehensive tech stack detection
Identify frameworks, CMS platforms, analytics tools, and more with our powerful technology detection engine.
JavaScript library
React framework
Conversion tracking
Analytics tools
Go beyond tech detection with integrated Google Lighthouse scoring. Analyze performance, accessibility, SEO, and best practices to understand how well a website is built using its detected technologies.
How we stack up
See how CRFT Lookup compares to BuiltWith in features and capabilities.
| Feature | CRFT Lookup | BuiltWith |
|---|---|---|
| Technology Detection | ||
| Lighthouse Analysis | ||
| Meta Tag Previews | ||
| Free, Unlimited Usage |
Discover what technologies power any website, visualize their sitemap structure, analyze their performance with Lighthouse scores, and preview how they appear across social platforms with meta tag previews - all in one free tool.
Scan a website