Server Config Generators

Rewrite Rule Tester

Rewrite Rule Tester simulates pasted RewriteRule lines against a sample URL in your browser, showing which rule matches, the substitution.

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

Rewrite Rule Tester is a free Server Config Generators utility that runs entirely in your browser — nothing you enter is uploaded.

Rewrite simulation

How to use Rewrite Rule Tester

  1. Type or paste your text into Rewrite Rule Tester's input area.
  2. Tune the Paste RewriteRule lines, Sample URL path controls before you generate.
  3. Watch the output update instantly while you adjust the text.
  4. Finish by choosing Copy to take the output with you.

About this tool

Everything Rewrite Rule Tester does happens on your own device. Rewrite Rule Tester handles your input locally and returns the result instantly, with no sign-up.

It is designed to do one job well and stay out of your way. It behaves the same on desktop and mobile, with nothing stored remotely.

Frequently asked questions

How do I use Rewrite Rule Tester?

Rewrite Rule Tester runs entirely on your device: add your input using the Paste RewriteRule lines, Sample URL path controls, and it generates it locally in real time.

Do I need an account for Rewrite Rule Tester?

No — Rewrite Rule Tester needs no account, sign-up or installation.

Does Rewrite Rule Tester upload my data?

No — Rewrite Rule Tester processes everything locally in your browser, so nothing you enter is uploaded or stored.

Does Rewrite Rule Tester work offline?

Once the page has loaded, Rewrite Rule Tester keeps working with no network connection.

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