Regularity

JavaScript regex tester for the macOS desktop.

Free Mac OS X

Expressions

Expressions is a minimal, distraction-free tool for experimenting with regular expressions. FEATURES - Minimalistic, non–distractive user interface. - Dark and...

Commercial

kiki

A free environment for regular expression testing (ferret). It allows you to write regexes and test them against a sample text, providing extensive output about the...

Free Open Source Linux

Oyster

Regular expressions are a powerful tool for developers, but they aren't the easiest things to build and debug. Oyster helps you interactively build and test them...

Commercial Mac OS X