Regexp testing tool allows to apply group of regexps to huge arrays of data (millions or so) in order to investigate search or search/replacement possibilities of regexp group.
Cost / License
- Free
- Proprietary
Platforms
- Mac
- Windows
- Linux

Sites and apps similar to RegViz include RegExr, which is free and open source. Other options are regular expressions 101, Expresso, RegexMate and Wildcard. There's no shortage of Regular Expression Editors like RegViz, with more than 25 alternatives for Windows, Mac, Linux, self-hosting and iPhone.
Regexp testing tool allows to apply group of regexps to huge arrays of data (millions or so) in order to investigate search or search/replacement possibilities of regexp group.

Visual regex builder for Mac featuring drag-and-drop blocks, AI that generates patterns from English, explanations for each regex part, 21 real regex engines, instant engine switching, real-time match testing, sample library, VS Code integration, export, and offline AI support.




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Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, Go, JavaScript, Java.
