The Regulator Alternatives

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 with an extensive knowledge of regular expressions.

Online Silverlight regular expression tester with instantaneous highlighting, C# and VB.NET code generation, code completion, regex analysis, benchmarking, and more.

Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.

Debuggex is an intuitive visual regular expression debugger, tester, and helper.

Use RegexMagic to generate complete regular expressions to your specifications by using RegexMagic's flexible patterns, instead of the cryptic regex syntax.

The Regex Coach is a graphical application for Windows which can be used to experiment with...

RegExr.com is an online tool to learn, build, and test Regular Expressions.

This software will let you design your regexps by letting you type the expression and visualize its...

An online JavaScript regular expression tester.

Clear, effective, mistake-free writing everywhere you type.

RegexBuddy is your perfect companion for working with regular expressions.

Open-source, regular expression parser and visualizer.

A ruby based regular expression editor