Website Technology Forensics

See what any website is built with

Forency runs a forensic scan on any URL and reports the CMS, frameworks, analytics, payments, CRM, and chat tools behind it — the 100+ technologies that actually drive prospecting and competitive research. Try it free, no signup:

Built for AI agents first

Install the Forency MCP server and your AI assistant can answer questions like “which of my top 20 prospects use HubSpot vs Salesforce?” on its own — no dashboards, no CSV exports.

{
  "mcpServers": {
    "forency": {
      "command": "npx",
      "args": ["-y", "forency-mcp"],
      "env": { "FORENCY_API_KEY": "fcy_..." }
    }
  }
}

A clean REST API for everyone else

One endpoint, JSON in and out. Batch up to 25 URLs per call. The same key works for the API and the MCP server.

curl -X POST https://forency.io/api/v1/lookup \
  -H "Authorization: Bearer fcy_..." \
  -H "Content-Type: application/json" \
  -d '{"url": "https://competitor.com"}'

The right 100 technologies, not 126,000

Sales-ready categories

CRM, marketing automation, ecommerce, payments, analytics, chat — the filters sales teams and agencies actually use to qualify prospects.

Modern dev stack

Next.js, Astro, Svelte, Supabase, Clerk, Tailwind — spot who runs a modern stack and who is stuck on legacy.

A fraction of the price

BuiltWith starts at $295/mo. Wappalyzer at $250/mo. Forency starts free and tops out at $49/mo.

Get your free API key

100 scans/month free · no credit card