Identify technology on websites

Wappalyzer is a cross-platform utility that uncovers the technologies used on websites. It detects content management systems, ecommerce platforms, web frameworks, server software, analytics tools and many more.

Download & Install

Browser extensions

Install Wappalyzer in your browser to see the technologies used on websites you visit at a glance.

  Wappalyzer for Chrome     Wappalyzer for Firefox


Not using Chrome or Firefox? Drag this button to your bookmarks toolbar to analyse websites on-demand.

(function() { var d = document, e = d.getElementById('wappalyzer-container') ; if ( e !== null ) { d.body.removeChild(e); } var u = '', t = new Date().getTime(), c = d.createElement('div'), p = d.createElement('div'), l = d.createElement('link'), s = d.createElement('script') ; c.setAttribute('id', 'wappalyzer-container'); l.setAttribute('rel', 'stylesheet'); l.setAttribute('href', u + 'css/bookmarklet.css'); d.head.appendChild(l); p.setAttribute('id', 'wappalyzer-pending'); p.setAttribute('style', 'background-image: url(' + u + 'images/spinner.gif) !important'); c.appendChild(p); s.setAttribute('src', u + 'bookmarklet/wappalyzer.js'); s.onload = function() { window.wappalyzer = new Wappalyzer(); s = d.createElement('script'); s.setAttribute('src', u + 'bookmarklet/apps.js'); s.onload = function() { s = d.createElement('script'); s.setAttribute('src', u + 'bookmarklet/driver.js'); c.appendChild(s); }; c.appendChild(s); }; c.appendChild(s); d.body.appendChild(c); })();


Run Wappalyzer as a standalone application or embed it in your own software. Alternatively, use the Wappalyzer APIs.

  Wappalyzer on npm

Source code

Wappalyzer is free and open-source. The source code is available under the GPL v3 licence.

  Wappalyzer on GitHub