Add to Chrome Detect websites built with
Websites built with popular platforms
Websites built with jQueryWebsites built with Google Tag ManagerWebsites built with Google FontsWebsites built with Font AwesomeWebsites built with Google AnalyticsWebsites built with WordPressWebsites built with ReactWebsites built with BootstrapWebsites built with CloudflareWebsites built with YoastWebsites built with ElementorWebsites built with Next.js
What is Stackcrawler
Website platform checker
Stackcrawler is a free website platform checker to check what tech stack a website is using.
Learn about tools
We provide detailed information about tools and technologies used by websites.
View all toolsFree to use
Stackcrawler is free to use, no registration required.
Check out usage statistics by category
Chrome Extension
Stackcrawler Chrome Extension
Detect website platforms automatically with our Chrome Extension.
Why use Stackcrawler
Identify website platforms
Check what platform a website is using.
Get information
Get information about tech stack and technologies used by websites.
It's free
Stackcrawler is free to use with unlimited checks.
Chrome Extension
Use our Chrome Extension to check tools and technologies used by websites.
Generate reports
Generate reports for websites with tools and technologies used. Download as JSON or CSV.
