Regex Tester Pro
Test, debug and master regex in your browser. AI-powered generation, multi-flavor support, and real-time match highlighting.
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Regex Tester Pro - Test, debug and build regular expressions right in your browser. AI-powered generation, real-time highlighting, capture groups. No context-switching to regex101.
Stop switching tabs to test a pattern. Regex Tester Pro gives you a lightning-fast, 100% offline regex engine with real-time match highlighting, capture group inspection, and AI-powered pattern generation - all in a clean popup.
FEATURES
Real-Time Highlighting - See matches light up instantly as you type. Zero lag, zero waiting.
AI Regex Generation - Describe what to match in plain English. Get a working pattern in seconds. 3 free/day.
Capture Group Inspector - View numbered and named groups from your first match. Debug complex patterns.
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