Detect CMS, frameworks, analytics, server, hosting, security headers, WordPress theme/plugins, DNS, SSL and page assets.
What You Get with Our Free Website Technology Checker
CMS and Platform Detection
Find out if a website runs on WordPress, Shopify, Wix, Squarespace, Drupal, Joomla, or any other CMS platform.
JavaScript Framework Identification
Detect frontend frameworks like React, Vue, Angular, jQuery, Next.js, and other JavaScript libraries powering the website.
Analytics and Tracking Tools
See which analytics platforms the site uses. Google Analytics, Facebook Pixel, Hotjar, Mixpanel, and others show up in the scan.
Web Server and Hosting Detection
Identify the web server (Apache, Nginx, LiteSpeed) and get clues about the hosting provider and CDN the site uses.
Full Technology Stack Report
Get a complete breakdown of all detected technologies organized by category. CMS, frameworks, analytics, advertising, fonts, security, and more.
Free Technology Lookup
No signup, no limits, no charge. Scan as many websites as you want and see their full tech profile for free.
View All Our Tools Today
Expertise in Website Technology Analysis
Every website leaves fingerprints in its source code. The meta tags, script patterns, file paths, HTTP headers, and DOM structure all contain clues about what technologies are running underneath. A WordPress site has telltale wp-content paths. A Shopify store has specific script patterns. React apps have distinctive DOM attributes. This tool reads all of those signals and matches them against a database of hundreds of known technologies.
For developers, marketers, and agency professionals, this kind of intelligence drives better decision making. Knowing what your competitors use helps you choose your own stack. Understanding a potential client’s technology helps you tailor your pitch. And monitoring your own site’s technology profile ensures nothing unexpected has been added.
Once you know what a website is built with, go deeper with our other analysis tools. The Page Speed Insights Checker measures how well the site performs, and the Website SEO Audit scans for technical SEO issues across the entire site.
How the Website Technology Checker Works
Scanning a website’s tech stack takes about ten seconds and returns a full report.
Enter the Website URL
Paste the URL of any website you want to analyze into the search field.
Run the Scan
Click analyze and the tool scans the page’s source code, headers, and scripts for technology signatures.
Review the Results
See all detected technologies organized by category. CMS, frameworks, analytics, hosting, CDN, fonts, advertising, and more.
Use the Intelligence
Apply what you learned to your competitor research, sales pitches, development decisions, or security audits.
Frequently Asked Questions About Website Technology Checker
If you are new to Website Technology Checker or unsure how it works, these frequently asked questions will help you understand everything clearly.
What is a website technology checker?
It’s a free tool that scans any website and identifies the technologies it uses. CMS platform, JavaScript frameworks, analytics tools, web server, hosting, CDN, and other components of the technology stack.
How do I find out what CMS a website is using?
Paste the website URL into this tool and click analyze. If the site runs on WordPress, Shopify, Wix, or any other CMS, it will show up in the results.
Can I see what JavaScript framework a website uses?
Yes. The tool detects React, Vue, Angular, jQuery, Next.js, and many other JavaScript frameworks and libraries.