Browser-onlyua-parser-jsLog analysis

User-Agent Parser — Browser & OS Detector

Parse user-agent strings to identify browser family, version, operating system, device class, rendering engine, and CPU architecture. Useful for HTTP logs, web debugging, and teaching how client fingerprints are represented.

Best for

HTTP log review

Input

Single or batch

Output

Structured client info

Parser workspace

Paste one user-agent per line or upload a `.txt` file for batch parsing.

User-agent strings

Upload `.txt`

Parse summary

Quick counts help you understand what kinds of clients appear in the batch.

Run the parser to see browser, OS, device, engine, and CPU summaries here.

Frequently Asked Questions

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