Wappalyzer

Wappalyzer is a browser extension that uncovers the technologies used on websites. It detects content management systems, web shops, web servers, JavaScript frameworks, analytics tools and many more.

Free Open Source Windows Linux Mac Chrome Firefox

BuiltWith

BuiltWith shows what tools, widgets, and languages are being used to show webpages and webapps, and does so in a concise, categorized format.

Freemium

WhatRuns

WhatRuns offers browser extensions that give you information on the technology being used on websites you visit. WhatRuns uses a proprietary recognition algorithm to detect even the latest web technologies and plugins.

Free Web Chrome Firefox

SiteStacks

sitestacks by siftery is a helpful tool for discovering the technologies used by various websites.

Free Web

WebTech Detector

WebTech Detector will let you know that which plugins and themes have been used to provide it that look and functionality. WebTech Detector will provide you all the...

Freemium Web

Yanalyzer

Know technologies used by any website by analyzing the website using YAnalyzer tool

Free Web

SalesOptimize

SalesOptimize is a B2B sales lead online generation software that scans the internet so you don't have to. Access a database of over 1.7 million fully scored and...

Commercial Web