TIP Combine queries and use quotes for phrase search: "html lang=\"fr" "bootstrap.min.js"
197 039 437 websites
October 21, 2016

Search Engine for Source Code

Ultimate solution for digital marketing and affiliate marketing research, PublicWWW allows you to find any alphanumeric snippet, signature or keyword within the HTML code of web pages. This means that you can perform search in such ways, which not possible with other regular search engines.

  • Up to 200 000 results per search request.
  • API for automated data access.
  • Download results as a CSV file.
  • Snippets for search results.
  • Results are sorted by website popularity.
  • Searches typically complete within a few seconds.
  • 197 039 437 websites indexed (only home pages are searchable).
  • Webserver response HTTP headers also indexed.
  • Search results for 1M most popular websites are available for free.
  • Results from Top 3M after free signup and more for paid members.


  • Any HTML, JavaScript, CSS and plain text in web page source code.
  • References to StackOverflow questions in HTML, .CSS and .JS files.
  • Web designers and developers who hate IE.
  • Sites with same analytics id: "UA-19778070-".
  • Sites using version of nginx: "Server: nginx/1.4.7".
  • Advertising networks users: "adserver.adtech.de".
  • Sites using same adsense account: "pub-9533414948433288".
  • Wordpress with theme: "/wp-content/themes/twentysixteen/".
  • Find related websites through the unique HTML codes they share, i.e. widgets & publisher IDs.
  • Identify sites using certain images or badges.
  • Find out who else is using your theme.
  • Identify sites mentioning you.
  • Find your competitor's affiliates.
  • Identify sites where your competitors personally collaborate or interact.
  • References to use a library or a platform.
  • Find code examples on the net.
  • Figure out who is using what JS widgets on their sites.