Utility
Regex Tester & Explainer
Enter a regex pattern and test string to see matches highlighted in real-time. View capture groups, use common patterns, and get AI explanations for any regex.
Regex Pattern
Test String
help Frequently Asked Questions
info
How to use
Enter a regex pattern and test string to see matches in real-time.
2-second timeout prevents hangs.
- check_circle Real-time match highlighting
- check_circle Capture groups & match details
- check_circle AI-powered regex explanations