100% Free & Open Source
Discover any website's
tech stack instantly
Analyze technologies, security headers, PageSpeed scores, and contact details. Bulk scan, export data, and access our free API — no signup required.
Try: vercel.com, shopify.com, wordpress.org, github.com
Everything you need, completely free
No paywalls, no premium tiers, no signup walls. Every feature is free for everyone.
Technology Detection
Identify CMS, frameworks, analytics, CDNs, and 40+ technologies from any website.
Bulk Scanning
Scan up to 50 URLs at once with real-time progress tracking and batch exports.
Security Analysis
Check HTTPS, HSTS, CSP, and other security headers at a glance.
Free Exports
Export results as JSON, CSV, or Excel — no paywalls, no limits.
Public REST API
Query our API from any app with full CORS support. Completely free.
Lead Intelligence
Find websites by technology, filter by TLD, and export lead lists.