HAR network-log viewer

Inspect timings and export a sanitized HAR copy. Free, simple, and right here in your browser.

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A useful little guide

How to use har network-log viewer

Inspect a locally selected HAR file by request, status, size and duration, then export a reduced copy with request secrets removed.

  1. Enter your own values or choose a supported file.
  2. Adjust the options and run the tool.
  3. Review the result, then copy, export or save it when available.
A real use case

Try this next

Open a synthetic network log and identify slow requests before exporting a stripped diagnostic copy.

A detail to keep in mind

HAR files may contain cookies, tokens, URLs and response bodies. The sanitizer removes headers, query values and bodies, but review the result before sharing; it cannot guarantee anonymity.

Questions, answered.

Is har network-log viewer free to use?

Yes. This tool is part of Nepocore’s free browser toolkit. There is no paid tier, file-download gate or application account required.

What should I check before using the result?

HAR files may contain cookies, tokens, URLs and response bodies. The sanitizer removes headers, query values and bodies, but review the result before sharing; it cannot guarantee anonymity.

Does this tool upload my files or text?

The tool processes its input in your browser. File contents and text are not sent to a processing server. See the privacy page for local storage and hosting details.

A little more in your toolkit

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