The Regex Coach has been discontinued. Similar apps include Expresso, which is free. Other options are RegexMate, RegexBuddy, Expressions and RegExp. You can choose from more than 10 Regular Expression Editors like The Regex Coach for Mac, Windows, the web, iPhone and iPad.
Reggy is a small OS X cocoa/objective-c application to very quickly visualize what a given regular expression will match given a test string. It will also tell you if you have errors in your regular expression.
Multi String Replacer is a small and portable application that can be used to replace multiple strings at once. Its main functionality is String Swapping in which can be easily and quickly done. String swapping consists on replacing WordX with WordY and WordY with WordX.
Search multiple strings occurrences simultaneously with the help of this piece of software that comes with support for regular expressions.
RegEx Lab allows you to test regular expressions. The app highlights and underlines text to show matches and capture groups. There's also a handy cheatsheet and a results list view. It has a replace feature too.
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Having trouble getting your regular expressions just right? Not sure what they match and what they leave out? Tired of having to write test programs every time? RegExhibit can help.
