ua-tracer is a web tool that allows users to analyze what assets a user agent downloads, follows, and executes when visiting a web page. It helps web developers and SEO specialists understand how browsers and bots interact with their sites, providing insights into resource fetching, JavaScript execution, and crawler behavior.
In the Developer Tools space, ua-tracer takes a focused approach. It focuses on understanding and debugging how different user agents (browsers, bots, crawlers) interact with and process web pages. It is built as a B2B product for web developers and SEO specialists. ua-tracer is free to use. ua-tracer is available on the web.
Behind ua-tracer is Paul Kinlan, and the product first shipped in 2026. Development happens publicly on GitHub with 26 commits in the last 90 days. PulseGate's similarity index finds few close equivalents — ua-tracer occupies a relatively distinct niche. Key capabilities include user agent tracing, asset fetch analysis, and javaScript execution check.
Latest indexed changes and source events
Ua-tracer: what does a user agent fetch, follow and run discovered by the PulseGate indexer
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