The Best 12 BuiltWith Alternatives

  • 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

  • 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

  • TheWebMiner

    TheWebMiner is a smart way to research internet to find leads or to make a market research. You can find websites after you add any needed filter.

    Freemium Web

  • Similar Tech

    Similar Tech bring powerful marketing, sales and market-research tools by crawling the web and analysing the technologies behind any site.

    Commercial Web

  • Shraga

    Cross platform, cross browser, multi purpose tool for web developers, designers & webmasters.

    Free Web

  • Allora.io Leads

    Allora helps you search for your competitor's tech, download the list of your prospect customers and turn them into your customers! Allora was built for startups.

    Freemium Web

  • SiteFinger

    Quickly find out what software a particular website is using by analyzing server headers, DNS records, and page content and comparing it to our proprietary fingerprint...

    Free Web

  • Yanalyzer

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

    Free Web

  • NerdyData

    NerdyData is a source code search engine. It's like doing CTRL+F on millions of websites' source code.

    Freemium Web

  • What CMS

    WhatCMS.org looks at a variety of factors within a webpage to determine what CMS a website is using.

    Free Web