Regex Tester
Test regular expressions in your browser. No uploads, no tracking — everything runs locally.
Tip:
\d digit, \w word char, . any, groups ( ), alternatives a|bWhat is a Regex Tester?
A regex tester helps build, test and debug regular expressions against sample text. Used for input validation, log parsing, data extraction and search/replace operations.
Is my data safe?
This Regex Tester runs 100% client-side. No data is uploaded or transmitted to any server.