CyberChef: Parse User Agent

Splits a user-agent string into browser, engine, OS and device.

Artifact by GCHQ

IndexedApache-2.0Web utilitiesNo sign-upRuns in your browser

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Opens gchq.github.io in a new tab. Nothing to install.

Open CyberChef: Parse User Agent Source code

You provide: User-agent string
You get: Parsed fields
Account: No sign-up needed
AI: No AI: a plain tool
Your input: Processed in your browser, not uploaded (stated by the tool or its repo)
Price: Free to use
Made with: Open-source web app
Source: Open source
Link check: Answered on Nov 1, 2026

About

CyberChef: Parse User Agent is an open-source web app in the web utilities category (user agent). It opens in your browser, so there is nothing to install. You provide user-agent string and get parsed fields. Your input is processed on your device and not uploaded. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (gchq/CyberChef).

Category: Web utilities · user agent

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Details

Auth: No auth
License: Apache-2.0
Repository: github.com/gchq/CyberChef
Website: gchq.github.io/CyberChef/#recipe=Parse_User_Agent()
First seen: Oct 31, 2026
Last checked: Nov 1, 2026
Source: GitHub

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CyberChef: Parse User Agent: free online tool. Agent Mart. https://agentmart.dev/artifacts/cyberchef-parse-user-agent (last updated 2026-11-01)