Alerts

Get notified when a website's technology stack changes

Monitor your competitor's technology choices with alerts. Be the first to know when they move to a new CMS, ecommerce platform or any other technology.

Websites

Add the websites you want to monitor here and we'll check them daily. As soon as we notice a change we'll alert you with an email.

"Wappalyzer has proven to be a great tool to help us break down the aggregate analysis of how the web is doing by various technologies."

Ilya Grigorik
Director, Developer Relations at Google

"Wappalyzer has been such a useful part of the HTTP Archive dataset. It's enabled us to slice the data in new ways and discover more interesting insights about the state of the web."

Rick Viscomi
Senior Developer Relations Engineer at Google

"Wappalyzer has been hugely valuable to slice performance data by the various detected applications at WebPageTest.org."

Patrick Meenan
Engineering Fellow at Catchpoint

Wappalyzer is trusted by thousands of professionals world-wide

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