Regex Websites
Regex Tester - Javascript, PCRE, PHP
Test your Javascript and PCRE regular expressions online.
PCRE - Perl Compatible Regular Expressions
The PCRE library is a set of functions that implement regular expression pattern matching using the same syntax and semantics as Perl 5. PCRE has its own native API as well as a set of wrapper functions that correspond to the POSIX regular expression API.
PyCursos
PyCursos transforma desenvolvedores em artistas tecnológicos por meio da educação à distância no ensino de programação usando a linguagem Python, uma das plataformas livres que mais crescem no mundo.
PowerGREP: Windows grep Software to Search (and Replace) through Files and Folders on Your PC and Network
Quickly search through large numbers of files on your PC or network using powerful text patterns to find exactly the information you want. Search and replace with plain text or regular expressions to maintain web sites, source code, reports, ...
Word Aligned
A collection of articles on software development written by Thomas Guest.
Rubular: a Ruby regular expression editor and tester
Rubular is a Ruby-based regular expression editor and tester. It's a handy way to test regular expressions as you write them. Rubular is an especially good fit for Ruby and Rails developers, since it uses Ruby on the server to evaluate regexes, but should also be useful for those working in other programming...
Multi-Edit: editor text hex html binary RAD, VS, Perl and over 50 other programming languages. VISTA compatible.
Multi-Edit is a powerful IDE whose engine delivers speed, depth, and support for over 50 programmin languages. Enhanced search functions include Perl 5 Regular Expressions and definable filters. Supports large DOS/Windows, UNIX, binary and Mac files. File Sync Integration for: Delphi 6, 7, 2005,...
RegexPlanet - Online Regular Expression (Regex) Testing and Cookbook for: Go, Haskell, Java, JavaScript, .Net, Perl, PHP, Python, Ruby, Tcl & XRegExp
RegexPlanet - Online Regular Expression (Regex) Testing and Cookbook for: Go, Haskell, Java, JavaScript, .Net, Perl, PHP, Python, Ruby, Tcl & XRegExp
The V File Viewer
The V File Viewer. A file manager for Windows with a powerful inbuilt text file viewer.
RegexOne - Learn regular expressions with interactive examples
RegexOne provides a set of interactive lessons and examples to help you learn regular expressions