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WhatStack
LookupSitesTechnologiesPricing
W
WhatStack

Detect the full technology stack of any website. Identify CMS platforms, JavaScript frameworks, analytics tools, ad tech, hosting providers, and 8,000+ web technologies.

Free API access included. Built for developers, agencies, and sales teams doing lead generation and competitive research.

Product

  • Technology Lookup
  • Technology Directory
  • Website Directory
  • Pricing & Plans
  • API Documentation
  • Browser Extension
  • Blog
  • Dashboard
  • Contribute

Categories

  • CMS & Site Builders
  • Ecommerce & Payments
  • JavaScript Frameworks
  • Analytics & Tracking
  • Advertising & Marketing
  • Infrastructure & Hosting
  • Security & Privacy

Popular Technologies

  • WordPress
  • Shopify
  • React
  • Next.js
  • Google Analytics
  • Cloudflare
  • WooCommerce

Compare

  • vs BuiltWith
  • vs Wappalyzer
  • vs WhatCMS

Account

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What is WhatStack?

WhatStack is a technology detection and website profiling platform. Discover what CMS, frameworks, analytics, ad tech, payment processors, and hosting providers any website uses. Our detection engine analyzes HTTP headers, HTML patterns, JavaScript globals, DNS records, cookies, and ads.txt to identify 8,000+ web technologies with high accuracy.

Use Cases

Lead generation for agencies and SaaS companies. Competitive analysis and market research. Technology adoption tracking across industries. Sales prospecting based on technology stack. Website auditing and technology profiling for consulting.

© 2026 WhatStack. All rights reserved.

Detecting 8,000+ web technologies across CMS, ecommerce, analytics, advertising, and more.

PaaS

100 paas technologies detected by WhatStack. Part of Infrastructure & Hosting.

  • Amazon Web Services
  • Google
  • Amazon Route 53
  • Google Cloud
  • Amazon S3
  • Azure
  • Vercel
  • Microsoft Azure
  • Firebase
  • AWS Amplify
  • OVHcloud
  • Pantheon
  • Netlify
  • Netlify Edge Functions
  • DigitalOcean
  • Google App Engine
  • GitHub Pages
  • Platform.sh
  • Atlassian Statuspage
  • Firebase Hosting
  • Acquia Cloud Platform
  • Acquia
  • WordPress.com
  • Heroku
  • Amazon API Gateway
  • 8base
  • Agora
  • Akamai Connected Cloud
  • Amazon EC2
  • Amazon ECS
  • ANS
  • Apigee
  • Appian
  • Aptible
  • Aruba.it
  • Bask Health
  • Bernet Cloud
  • Betty Blocks
  • Boost Product Filter & Search
  • Brimble
  • CapRover
  • Chabokan
  • Cloudflare Pages
  • Cloudflare R2
  • Cloudflare Workers
  • Convox
  • Coolify
  • Deno Deploy
  • Deta
  • DigitalOcean App Platform
  • DigitalOcean Spaces
  • Dokku
  • F5 Distributed Cloud Services
  • Fing
  • Fly.io
  • Gigalixir
  • Glitch
  • Google Cloud Run
  • Google Cloud Storage
  • Google Kubernetes Engine
  • Hetzner
  • Hetzner Cloud
  • IBM Cloud
  • Kamatera
  • Kubernetes
  • Lagoon
  • Lightsail
  • Linode
  • Linode Kubernetes Engine
  • Mirus
  • Nomad
  • Ocea
  • Oracle Cloud Infrastructure
  • OXID eShop Enterprise Edition
  • PlatformOS
  • Porter
  • Pulumi
  • Pxxl App
  • PythonAnywhere
  • Railway
  • Render
  • Scaleway
  • Searchanise Search
  • Seravo
  • Spryker
  • Starhost
  • Supabase
  • Surge
  • Tencent Cloud
  • Terraform Cloud
  • ThingPark Enterprise
  • Tiiny Host
  • UKFast
  • UpCloud
  • Voximplant
  • Vultr
  • WordPress VIP
  • wp.cloud
  • Yandex.Cloud
  • Zeabur