Reggy is described as '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' and is an app. There are eight alternatives to Reggy for Web-based, Windows, Mac and Self-Hosted. The best Reggy alternative is Expresso, which is free. Other great apps like Reggy are Regulex, RegexPal, Debuggex and RegViz.
The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer or web designer with an extensive knowledge of regular expressions.
Expresso is the most popular Windows alternative to Reggy.
Expresso is the most popular free alternative to Reggy.
Regulex is an open-source, regular expression parser and visualizer. It's available online, can be embedded in other websites, or the code can be self-hosted as a JavaScript tool.
Regulex is the most popular Web-based & Self-Hosted alternative to Reggy.
Regulex is the most popular Open Source alternative to Reggy.
An online JavaScript regular expression tester. Enter a regex expression and test data and determine if matches are made.
RegViz is a tool for debugging JavaScript regular expressions in a visual way. Advanced highlighting helps you to understand the structure and purpose of a regular expression and to detect bugs therein.
The Regex Coach is a graphical application for Windows which can be used to experiment with (Perl-compatible) regular expressions interactively. It has the following features:
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.
RegExhibit is the most popular Mac alternative to Reggy.
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