Category
Sales Intelligence
Key features
Source code search across about 1B pages
Regex and country domain filters
Results ranked by site popularity
01 — Overview
What is
PublicWWW
PublicWWW indexes the HTML, JavaScript, CSS and response headers of around a billion web pages, so you can find every site that contains a given script, tracking ID, plugin or snippet. GTM teams use it to build lists of companies running a specific technology, research which tools and ad networks competitors use, and find brand mentions. Results can be exported to CSV or pulled through an API.
02 — Who it’s for
Ideal Customer Profile
Built for growth and digital marketers, sales and lead generation teams, agencies and researchers who need technology based prospect lists or competitor stack insight.
03 — Capabilities
Key Features
Source code search across about 1B pages
Regex and country domain filters
Results ranked by site popularity
Technology user lists
CSV export
API and MCP server
05 — Similar tools
Alternatives
06 — FAQ
Frequently Asked Questions
What is PublicWWW used for?
It finds websites by what is in their source code, for example sites using a certain analytics tag, plugin or platform, which helps with lead lists and competitor research.
How can sales teams use PublicWWW?
Search for the code footprint of a technology, such as a CRM tracking script or a competitor's widget, then export the matching sites as a prospect list.
Can I export PublicWWW results?
Yes. Results can be downloaded as CSV files, with up to 1,000,000 results per search.
Does PublicWWW have an API?
Yes. There is an API for bringing PublicWWW data into your own systems, and an MCP server for AI assistants.