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.
perfect
WhatRuns is extremely useful to me in staying alert to how competitor agencies are building websites.
Really functional tool that helps give you a strong sense of what's running in the background without looking at walls of code for minutes/hours
So much helpful, Literally!
Helpful
Absolutely useful for a web designer!
Always great to know the behind scene language details!
Helpful
Easy and helpful to use
Always helpful.