RegExr.com is an online tool to learn, build, and test Regular Expressions. It was created by Grant Skinner and the nice people at gskinner.com.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Online
Canada

Regexp Testing Tool is described as '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' and is an app. There are more than 25 alternatives to Regexp Testing Tool for a variety of platforms, including Web-based, Mac, Windows, Linux and Self-Hosted apps. The best Regexp Testing Tool alternative is RegExr, which is both free and Open Source. Other great apps like Regexp Testing Tool are regular expressions 101, RegexMate, Wildcard and RegexBuddy.
RegExr.com is an online tool to learn, build, and test Regular Expressions. It was created by Grant Skinner and the nice people at gskinner.com.

Regex101 is a powerful, online regular expression tool with extensive support for multiple languages including PHP, PCRE, Python and JavaScript.

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The only one Regular Expression tester you need, that will help you to test your regular expressions in flavors:


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Create, edit, and test RegEx Regular Expressions. Replace, format, and extract text in files using Regular Expressions. Perform GREP-like tasks, use RegEx substitutions, extract data! Supports color syntax highlighting and contextual tooltips making it easy to design patterns.



