Wappalyzer - Technology profiler
Identify web technologies
Discover what runs a website. Frameworks, Analytics Tools, Wordpress Plugins, Fonts - you name it.
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WhatRuns extension is one click away for you to find technologies used on any website you visit. From Developer Tools and Ad Networks to Wordpress Plugins and Themes, we detect even the new and upcoming tools and services.
Not just that - you can follow websites so that you get notified when they use new technologies or remove existing ones.
FAQ
How do you know what runs a website?
Every technology leaves a pattern on the websites it is being used. WhatRuns' algorithm recognizes these patterns to detect the tech stack of a particular website.
What all things you identify on a website?
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Store average score: 4.2. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.
Review related products from the Chrome Web Store detail page.
Identify web technologies
Find out what the website you are visiting is built with using this extension.
Test SEO/speed/security of 100s of pages in a click! Check broken links, HTML/JavaScript/CSS, URL redirects, duplicate titles...
Blazing fast & offline playground for your web experiments
All-in-one browser extension that helps you inspect, edit, test, debug, capture, and optimize websites faster.
Inspect website styles in seconds. Supercharge your workflow, and save hours of work.
Shows incorrect information!
Works really well. Doesn't always catch *all* libraries and frameworks, but you can combine it with other tools. Always interesting to learn a bit about the tools building the web through the 'learn more' link.
some time it does not recognize well
Helpful all the time! but some time it does not recognize well
Wildly inaccurate a lot of the time, rendering it completely useless. It even reports many technologies on my own website that are in fact not used by it.
Excellent user interface. Thanks!
Verursacht diverse Probleme mit Webseiten, dass die Seiten nicht mehr laden, weil die JavaScripts blockiert werden (meine Vermutung). Unter anderem freelance.de (Profil bearbeiten läuft nicht), und WordPress Plugin Ultimate FAQ (https://www.etoilewebdesign.com/plugins/ultimate-faq/) läuft nicht. Deswegen nur 3 Sterne.
It used to work but it's not working anymore. Fix or remove this.
This was a great extension, but it hasn't been working properly for a long time.
It was working, but it is not working anymore. The main service provider web site is down.