Discover the tech behind any website

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Find tech stack the easy way

Detect 25,000+ Technologies

Detect everything from Payment Processors, Javascript Libraries to CMS, CDNs & more

stripe
intercom
webflow
airtable
salesforce
drupal
taboola
prestashop
wix
google-analytics
jquery
shopify
cloudflare
zendesk
bigcommerce
paypal
react
hubspot
magento
woocommerce

and more added every day.

Here's what CheckStack will do for you

CheckStack is your comprehensive technology lookup tool & tech stack database, helping you uncover critical insights about the technologies shaping the digital landscape.

Sales Professionals

  • Identify hot leads with tech lookup
  • Refine niches with insightful profiling
  • Fast-Track Deals with real-time data

Marketing Professionals

  • Improve campaigns via audience profiling
  • Tailor deeply relevant messages
  • Improve conversions with precise data

Research Teams

  • Real-time tech trend monitoring
  • Build solutions for current market demands
  • Focused, data-driven insights

Data Analysts & Scientists

  • Utilize real-time tech data
  • Analyze market trends in tech adoption
  • Refine insights with detailed tech data

Cybersecurity Professionals

  • Monitor vendor tech for risk assessment
  • Run tech usage compliance checks
  • Enhance threat detection through proactive tech profiling

Business Development Teams

  • Growth strategies via data-driven insights
  • Get notified on tech changes on URLs
  • Fast-Track Deals with real-time data

Startups & Entrepreneurs

  • Capitalize on emerging tech trends
  • Identify underserved niches
  • Customize offerings using competitor tech insights

Investment Analysts

  • Spot lucrative investment areas
  • Mitigate risks by studying market dynamics
  • Leverage technology usage insights

Product Managers

  • Unveil market demands
  • Understand existing tech ecosystems
  • Stay ahead with real-time tech monitoring

Tech Insight Powerhouse

Deep insights, easy integrations, and rapid results – all in one place

Identify Technology Use
Create custom lists
Monitor changes on sites
Data enrichment

Unlock Tech Secrets Today

Start your 5-day free trial now and get real-time tech insights faster than you can say "What's their stack?"

Essential

$39/month

Perfect for indie developers & solopreneurs looking to explore technology insights and competitor analysis.

  • Unlimited Single URL Search
  • Unlimited Single URL Tech Export
  • Unlimited Bulk URL Search
  • 50,000 Bulk Export Credits
  • Saved Lists - 5
Popular

Premium

$79/month

Great for growing teams, marketers, and agencies needing comprehensive tech data to drive strategy.

  • Everything in Essential
  • Bulk Export (10 million URLs/month)
  • 10,000 URLs per Bulk Export
  • Deep Tech Access
  • Email Support
  • Saved Lists - 10
  • Monitor URLs - 25
  • Saved Searches - 10

Enterprise

$499/month

Tailored for large enterprises and organizations looking to dominate their market with deep tech insights.

  • Everything in Premium
  • Bulk Export - 100M URLs/month
  • 100,000 URLs per Bulk Export
  • Deep Tech Access
  • Saved Lists - 100
  • Monitor URLs - 100
  • Saved Searches - 50
  • Priority Email Support

Notes:

  1. Trial plan limits: 5 Days. Unlimited Single URL Search & Single URL Export, 1000 Total Bulk Export Credits, 2 Saved Lists
  2. Credits reset every month for all paid plans
  3. API, Team access & CRM Integrations coming for Enterprise plans (Q1 2025)

Frequently Asked Questions