Regex Tester
Run JavaScript regex checks with explicit input and timeout limits.
Regex input
Test JavaScript regular expressions locally with explicit size and timeout limits.
Regex patterns are limited to 1,000 characters and test text to 200,000 characters.
0 characters
Matches
Results are limited and generated inside a local worker.
No regex result yet
Enter a pattern and test text to see matches.
Your input stays in this browser and is not sent to Kiriyar.
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