How to use Regex Creator
- Enter or paste your pattern and test string into the input field to begin.
- Tune the Template control before you process.
- Regex Creator updates the output automatically as you type.
- Finish by choosing Copy to take the output with you.
About this tool
Everything Regex Creator does happens on your own device. Regex Creator tests your regular expression against sample text in your browser, highlighting matches as you type.
Your pattern and test text stay on your device. Your input never leaves the page, and no account or install is required.
Frequently asked questions
How do I use Regex Creator?
Use Regex Creator to process your input without installing anything using the Template control; everything happens client-side.
Is Regex Creator free to use?
Yes — Regex Creator is completely free, with no usage limits.
Is my input private in Regex Creator?
Yes — your input never leaves your device; Regex Creator does all the work in your browser.
Which regex flavor does Regex Creator use?
Regex Creator runs your pattern with the browser's own JavaScript regex engine, live and on your device.
Does Regex Creator work on mobile?
Yes — Regex Creator is just a web page and runs on any modern browser, including phones and tablets.