About the Regex Tester
Type a regex and see matches and groups instantly.
Everything runs in your browser; your code, tokens and data are never sent to a server.
How to use the Regex Tester
- Paste your dataPaste your text or code into the box.
- See the resultConversion and checks happen instantly.
- Copy itCopy the result or download it as a file.
Frequently asked questions
Is the Regex Tester free?
Yes, completely free.
Is my data safe?
Yes, everything is processed in your browser.
Do I need an account?
No.