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Source Code Search Engine
PublicWWW is a source code search engine for marketers, SEOs and researchers that indexes public website HTML, JavaScript, CSS and headers. It finds sites using specific technologies, IDs, widgets or scripts for competitive analysis, lead generation and web prospecting automation workflows pipeline data outreach integrations
PublicWWW is a source code search engine built for SEOs, growth marketers, sales teams, developers, and competitive researchers who need website technology intelligence. PublicWWW indexes publicly accessible HTML, JavaScript, CSS, meta tags, headers, and embedded scripts, then lets users search by tracking IDs, analytics tags, widgets, keywords, libraries, or page elements across millions of domains. PublicWWW supports lead generation workflows by finding sites that use specific ecommerce platforms, ad pixels, chat tools, affiliate software, or CMS stacks, and it helps technical teams audit duplicate code, monitor script adoption, and validate integrations. Teams use PublicWWW for B2B prospecting, partnership discovery, competitor research, migration targeting, and market segmentation based on installed technologies rather than static firmographic data. PublicWWW sits in the GTM and martech stack as an external web intelligence layer that complements CRM systems, outreach tools, enrichment databases, and prospecting workflows with live technology signals.
What's included
What's included
What's included

Common Crawl maintains a free, open repository of web crawl data that can be used by anyone.

limitless Web data extraction

Find accounts by the technologies they use
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What CMS is That? Use CMS Detector and Find Out
PublicWWW indexes publicly accessible website HTML, JavaScript, CSS, meta data, and other page elements, then makes that data searchable. Users query keywords, code snippets, file names, or identifiers to find domains where the same code appears.
PublicWWW is widely used by SEOs, growth marketers, sales teams, developers, and competitive researchers. It fits teams that need technology intelligence, lead generation signals, or market research based on live website implementations.
PublicWWW searches for tracking IDs, analytics codes, ad pixels, and other embedded identifiers across indexed websites. This helps teams map publisher networks, discover related domains, and identify sites using the same measurement stack.
PublicWWW supports lead generation by finding companies that use specific ecommerce platforms, chat widgets, CMS tools, or marketing software. Sales teams turn those technology signals into prospect lists aligned to their ideal customer profile.
PublicWWW identifies websites running frameworks, content management systems, server technologies, widgets, and scripts visible in public source code. Users can search for installed technologies and export matching domains for prospecting workflows.
PublicWWW reveals where competitor scripts, tags, widgets, or tracking technologies appear across the web. Teams use that data to study partnerships, reseller footprints, campaign distribution, and market adoption patterns.
PublicWWW includes filters such as country, language, and domain zone to narrow search results. These controls help regional GTM teams build targeted lists and run localized prospecting or partnership research.
PublicWWW offers downloadable search results on paid plans and lists API access in plan comparisons. This supports automation workflows, internal data enrichment, and syncing external web intelligence into CRM or analytics systems.
PublicWWW has a search-led workflow, so users typically start immediately by entering code snippets, technologies, or keywords. Initial value comes quickly because no website installation or complex onboarding is required.
PublicWWW focuses on source code and technology footprints instead of page titles and backlinks alone. That makes PublicWWW useful when teams need installed software data, embedded identifiers, or code-level prospecting signals.
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