FREE • LOCAL • PRIVATE
Regex Tester
Try JavaScript regular expressions against test text.
🔒 Everything is processed inside your browser. We do not upload your input.
Enter your input to begin.
What this tool supports: Runs in an isolated Web Worker and aborts regex evaluation after 400 ms. Displays up to 100 matches. Maximum text input: 500,000 characters. Processing is local and your original text is unchanged.
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