XML Tools

Xmlvalidate

Xmlvalidate — a compact well-formedness check for XML snippets. It runs entirely in your browser, so nothing is uploaded and it works fully offline.

Client-sideRuns entirely in your browser — your data never leaves your device.

Xmlvalidate is a free XML Tools utility that runs entirely in your browser — nothing you enter is uploaded.

XML input
Validation result

How to use Xmlvalidate

  1. Enter or paste your XML into the input field to begin.
  2. Xmlvalidate updates the output automatically as you type.
  3. When it looks right, Copy to save it.

About this tool

Xmlvalidate is a static, client-side tool with no backend. Xmlvalidate validates or reshapes your XML in the browser with no server.

Well-formedness issues are flagged so you can fix structure quickly. It behaves the same on desktop and mobile, with nothing stored remotely.

Frequently asked questions

What does Xmlvalidate do?

Xmlvalidate runs entirely on your device: add your input, and it validates it locally in real time.

Is Xmlvalidate free to use?

Yes — Xmlvalidate is completely free, with no usage limits.

Where is my data processed by Xmlvalidate?

Entirely in your browser — Xmlvalidate keeps your data on your own machine and sends nothing anywhere.

Does Xmlvalidate preserve attribute order and namespaces?

Xmlvalidate works on the XML you paste locally and keeps your markup intact while it validates it.

Does Xmlvalidate work on mobile?

Yes — Xmlvalidate is just a web page and runs on any modern browser, including phones and tablets.

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