Regex Explainer
// Get plain English explanations of regex patterns
#About Regex Explainer
Free online regex explainer. Paste a regular expression and get a detailed, token-by-token breakdown in plain English. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
What regex tokens are explained? ▾
The explainer covers literals, metacharacters (. ^ $ * + ? |), character classes ([abc], \d, \w, \s), quantifiers ({n,m}), groups (capturing, non-capturing, lookaheads), anchors, and backreferences.
Can I test my regex too? ▾
For testing regex with match highlighting, use the companion Regex Tester tool. This tool focuses on explaining what each part of the pattern does.
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