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Regex Explainer
Paste a regex and get a token-by-token explanation in plain English. Supports anchors, groups, lookarounds, named captures, and live match testing.
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Regex Pattern Library
Browse 100+ common regex patterns with live tester, one-click copy, and plain-English explanations. Searchable by category.
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Regex Replace Tester
Test regex find-and-replace patterns online — live preview, match highlighting, backreferences ($1, $&), and full flag support.
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Regex Tester
Test regular expressions online - validate patterns with real-time matching and detailed results display.
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