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Regex Toolkit - Test, Explain, Benchmark

Try for free

🔥 7-DAY LAUNCH SPRINT (May 1–8, 2026): First 100 runs free for new users. Test regular expressions against sample text, get human-readable pattern explanations, find all matches with capture groups, and benchmark pattern performance. Supports common regex presets.

Pricing

from $50.00 / 1,000 run starts

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2x lazymac

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Monthly active users

5 months ago

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Regex Toolkit

Test, replace, split, validate, explain, escape, benchmark regex patterns, and browse built-in pattern library.

Input

action (string, required): Action — test, replace, split, validate, explain, escape, patterns, benchmark
pattern (string): Regular expression pattern
text (string): Text to test against
flags (string): Regex flags
replacement (string): Replacement string
patternName (string): Built-in pattern name
iterations (integer): Benchmark iterations

Output

Returns match results, replaced text, split parts, validation info, explanation, escaped text, pattern library, or benchmark stats.

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