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Sites Info

Find out, which technologies a particular website is using.

   Enter url:
   Examples: Dilbert.com, Nasdaq.com, Britannica.com

Bookmarklet

Our bookmarklet provides a convenient way to see the technologies of the sites you visit.
--> W3Techs <-- Don't click here. Drag it to your browser's toolbar or add it to your favorites bar/bookmarks by clicking the right mouse button. Then click on it whenever you visit a site whose technologies you want to know. If the concept of bookmarklets is new to you, you may read more about it on Wikipedia.

Browser Extensions

Our browser extensions work similar to the bookmarklet, but they use the browsers capabilities to open a new tab for showing the current sites web technologie, so that your site visits are not interrupted.

Firefox Add-On
Get the Firefox add-on.

Google Chrome extensionGoogle Chrome extension
Get the Google Chrome extension.

Sites with recent
Technology Changes
Funnygov.com switched from Adtech to OpenX
Appcraft.ru switched from HttpOnly Cookies to Non-HttpOnly Cookies
Perugia.edu.gr switched from MooTools to Modernizr and JQuery and from Joomla to WordPress and from XHTML to HTML
W3softsol.com switched from Apache to Nginx
Yanjingbeer.ca switched from Canada to United States
U-bill.com switched from Canada to United States
66print.ru switched from Yandex Libraries Hosting to jQuery CDN and from HTML Strict to HTML5
Reggaelizeit.com switched from Netherlands to United States
Haldiramsonline.com switched from Singapore to United States
Nowcomms.com switched from Ireland to United States
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