Millions of sites indexed  ·  Growing every day

Find your next customers by what software they use

Search millions of websites by the tools they run — CRM, e-commerce platform, analytics, payments, and more. Turn technology signals into targeted B2B lead lists.

No credit card required  ·  Free forever

Browse all technologies → See pricing
Your search
HubSpot Shopify Klaviyo
Found 1,247 companies matching your filters
↓ Export CSV
acmebrand.com
HubSpot  ·  Shopify  ·  Google Analytics  ·  Cloudflare
email found
getgrowthly.io
HubSpot  ·  Shopify  ·  Meta Pixel  ·  Stripe
email found
moderncraft.shop
HubSpot  ·  Shopify Plus  ·  TikTok Pixel
email found
… 1,244 more companies. Upgrade to export all.
200k+
Active companies
16
Technology categories
3.4M+
Tech detections
46M+
Domains indexed
Use Cases

Built for revenue teams

Whether you're an SDR building prospect lists, a RevOps team enriching your CRM, or an agency doing competitive research — TechSpy has you covered.

🎯

SDR Prospecting

Build laser-targeted prospect lists based on the exact tools your best customers use. Stop spraying, start scoring.

"Companies using HubSpot but not Salesforce, with email contacts"
🔄

Competitive Displacement

Find companies using your competitor's platform. They're already sold on the category — you just need to show a better deal.

"All Magento stores in Europe — ripe for Shopify migration pitch"
🏢

Agency Lead Gen

Find clients running outdated stacks, slow sites, or missing key tools. Deliver a personalised pitch with data they can't ignore.

"WordPress sites without caching or a page speed tool"
🤖

AI Agent Workflows

Pipe TechSpy data into your AI agents via API. Enrich incoming leads, score ICPs, or trigger personalised sequences automatically.

"Enrich our HubSpot leads with tech stack via API — trigger sequence if they use Stripe"
📊

Market Research

Map the technology landscape of an entire vertical. Track adoption trends, find whitespace, or benchmark against competitors.

"What % of e-commerce sites in Fashion use TikTok Pixel?"

Technology Change Alerts

Get notified the moment a prospect adds or removes a technology — strike when the buying signal is freshest.

"Alert me when any company in my list adds Salesforce or Outreach"

Every signal. Every site. Every day.

TechSpy continuously crawls the web, fingerprinting technologies from headers, HTML, cookies, scripts, and JavaScript globals.

🔍

Deep fingerprint detection

Detects technologies from HTTP headers, meta tags, script URLs, cookies, HTML patterns, and JavaScript globals like dataLayer and Sentry DSN.

🔎

Boolean stack filters

Combine must-have, must-not-have, and any-of filters across any technologies. Build the exact ICP profile your sales team needs.

📧

Contact data included

We crawl /contact and /about pages to extract business emails and LinkedIn profiles — so your export is ready for outreach, not just analysis.

🌍

Country & category filters

Filter by site country and business category (E-commerce, SaaS, Health, Finance, and 12 more) to narrow your ICP to the right market.

⚙️

API & AI-native

Full REST API included in all paid plans. Structured JSON responses, async batch jobs, and webhooks for AI agent automation.

16 categories · CRM, e-commerce, analytics, payments & more
CMSWordPress · Ghost
E-CommerceShopify · WooCommerce
AnalyticsGA4 · Hotjar · Mixpanel
CRMHubSpot · Salesforce
PaymentsStripe · PayPal
CDNCloudflare · Fastly
FrameworkReact · Next.js · Vue
MarketingKlaviyo · Mailchimp
SupportIntercom · Zendesk
AdsMeta Pixel · TikTok
HostingVercel · AWS · GCP
SEOSemrush · Ahrefs

Start free. Scale when you're ready.

No credit card for free plan. Annual billing saves up to 20%.

Monthly
Annual Save 20%
🆓
Scout
$0/mo
 
For individuals exploring what TechSpy can do. No card needed.
  • 25 preview results per search
  • 1 technology filter
  • Contact info (masked)
  • No export · No API
Get started free
👤
Solo
$49/mo
$39/mo billed annually
For individual SDRs and founders doing their own prospecting.
  • 200 preview results per search
  • 5,000 sites / month export
  • Unlimited technology filters
  • Full contact data (email + LinkedIn)
  • 500 API calls / month
  • 1 seat
🚀
Growth
$399/mo
$319/mo billed annually
For RevOps teams, agencies, and AI-powered prospecting at scale.
  • Unlimited preview results
  • Unlimited exports
  • 15 seats included
  • Unlimited technology filters
  • Full contact data (email + LinkedIn)
  • 5,000 API calls / month
  • Unlimited tech change alerts
  • Intent signals (30/90/180 day trends)
  • 3-year historical data
  • Priority support & onboarding
Enterprise

Custom scale. Dedicated support.

Unlimited lookups, dedicated API endpoints with 99.9% SLA, bulk dataset delivery via S3/BigQuery, custom SSO, SOC 2 compliance, and a dedicated Customer Success Manager.

Unlimited seats Dedicated endpoints 99.9% SLA 10+ years history S3 / BigQuery delivery SOC 2 Type II Custom SSO / SAML
From $2,000/mo
Annual contract · custom pricing
Talk to sales →
Social Proof

What sales teams are saying

Early access users on their experience with TechSpy.

★★★★★
"I filtered 4,000 Shopify stores that don't use Klaviyo. That list alone closed two deals this month. Nothing else does this at this price."
AK
Alex K.
Senior SDR · B2B SaaS
★★★★★
"TechSpy gives us emails and LinkedIn profiles right in the export — no separate data provider needed. That alone changed how we run cold outreach."
MP
Maria P.
Head of Sales · SaaS Agency
★★★★★
"Plugged TechSpy into our Clay workflow via API. Now every inbound lead is automatically tagged by tech stack before it hits HubSpot. Zero manual research."
DL
David L.
RevOps Lead · E-commerce brand

Common questions

The main differences: TechSpy's free Scout plan lets you run real technology-filtered searches before paying anything. The Solo plan ($49/mo) includes CSV and Excel export plus full contact data. All paid plans include API access. For a full side-by-side breakdown, see the TechSpy vs BuiltWith comparison.
We continuously crawl and re-crawl domains. Most sites in our index are recrawled within 24 hours. New domains from the Tranco top-1M list are added daily. Technology change alerts notify you within hours of a stack change.
Technologies across 16 categories: CMS (WordPress, Ghost, Webflow), E-Commerce (Shopify, WooCommerce, Magento), CRM (HubSpot, Salesforce, Pipedrive), Analytics (GA4, Hotjar, Mixpanel), Payments (Stripe, PayPal, Klarna), CDN (Cloudflare, Fastly, AWS), Frameworks (React, Next.js, Vue), Marketing automation, Support tools, Ad pixels, and more. Detection coverage grows continuously.
Yes. We crawl /contact, /about, and other key pages to extract business email addresses and LinkedIn URLs. Contact data is included in all paid plan exports — no separate purchase required.
Absolutely. The Team and Growth plans include REST API access, webhooks, and structured JSON responses optimised for AI agent workflows. Use TechSpy with Claude, GPT agents, n8n, Make, Zapier, or any automation stack.
Export limits are org-wide and reset on the 1st of each month. Scout: no export. Solo: 5,000 sites/month. Team: 25,000 sites/month. Growth: unlimited. Each export downloads all sites matching your filter — not just the preview. Business contacts are included in all paid plan exports.
Yes — the Scout plan is free forever, no credit card required. You can run technology-filtered searches and preview 25 results per query at no cost. To export leads and see full contact details (email, LinkedIn), you need a paid plan starting at $49/mo.

Your next 50 leads are already in here

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