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Dev tools · March 7, 2026

Regex Tester

Real-time regex testing for developers

Regex Tester launched on March 7, 2026.

What it does

A fast and simple regex tester tool for developers. Test and debug regular expressions in real-time with instant feedback. Features include real-time matching with highlighted results, toggleable flags (global, case-insensitive, multiline, single-line), instant match capture, and live text preview. Built for developers who need quick regex validation without the bloat of larger tools. Free to use, no signup required. Open source on GitHub.

Web site created using create-react-app

Does a similar job

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    Learn RegEx step by step, from zero to advanced

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