Provides Wrapper classes that provide PCRE for Delphi.

An online tool for creating and testing regular expressions.

Contains a beginners regex tutorial and guides for using regexes in various languages, including Perl, Java, .Net and Javascript. Also has a web-based regex testing tool and regex library.

Brings the power of regular expression searching and replacing to Frontier 5. [GPL]

Online regular expression tester for preg (Perl) and ereg (POSIX) formats.

Tool for creating, debug, implement and save regular expressions for Windows and Linux. [Commercial]

JavaScript regular expression tester with real-time regex syntax and match highlighting.

A visual regular expression explorer, it allows for writing regular expressions and visually see the matches. Uses the KDE/Qt Libraries for the user interface. [QPL]

Regular expression library for Visual Basic and Visual Basic for Applications.

An online utility that helps analyzing regular expression structure.