W3TechSites: Know Web Technologies Used in Websites

Israel Nicolas 17-05-2010

Are you interested in knowing the different implementations used by top websites? W3Tech Sites is a website that shows various web technologies used by any website such as its server-side programming language, client-side programming language, markup language, character encoding language, JavaScript libraries, web servers, operating systems and more.



To use it, simply enter the URL of the website that you want to know more about. It will then show different web technologies that a website is using. You’ll know if the website uses PHP, has flash or JavaScript as well as other scripts installed.

There are also other ways to access this web app. One is to install a bookmarklet so that you can launch the web app instantly while browsing. Another way is to install the browser extensions for Chrome and Firefox. You can also access the web app using Google Search, by adding W3Tech’s subscribed link to your search results, which requires logging into Google.


W3Tech’s Site Info is a handy tool that can be used by web designers and web programmers, or by other people who are interested in knowing the innards of a website.



  • Find in-depth information about the technologies that a particular website uses.
  • Launch using the W3Tech website, bookmarklet, Chrome and Firefox extension, or Google Search via subscribed links.
  • Free, no signup is required.
  • Similar Tools: miniStatus and WebsitesLog.
  • Check out W3TechSites @

Affiliate Disclosure: By buying the products we recommend, you help keep the site alive. Read more.

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