The 1.14.0228 version of MiluRegExpTool for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. This free Mac app was originally developed by Romanysoft LAB. The application is included in Productivity Tools.
From the developer:
MiluRegExpTool helps you write regular expressions. Regular expressions are used to describe the rules of a tool. In other words, the rules of the regular expression is a recorded text code. Using this application, you will learn that complex expressions are not so difficult to write as you may probably imagine.
You may want to check out more Mac applications, such as 3dissue, Blurb Tally or Pads X, which might be similar to MiluRegExpTool.