grepWin is a simple search and replace tool which can use regular expressions to do its job. This allows to do much more powerful searches and replaces.

Ant Renamer is a free (really free, i. e. the source code is available) program that makes easier the renaming of lots of files and folders by using specified settings. It supports Unicode names.

Expresso - The premier regular expression development tool. 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.

Bulk Rename Utility allows you to easily rename files and folders recursively based upon find-replace, character place, fields, sequences, regular expressions, EXIF data, and more. ### Features * Rename multiple files quickly, according to many flexible criteria. * Rename files in many ways: add, replace, insert text into file names. Convert case,... More information

Bulk Rename Utility allows you to easily rename files and folders recursively based upon find-replace, character place, fields, sequences, regular expressions, EXIF data, and more. ### Features * Rename multiple files quickly, according to many flexible criteria. * Rename files in many ways: add, replace, insert text into file names. Convert case,... More information

dnGrep allows you to search across files with easy-to-read results. Search through text files, Word documents, PDFs, and archives using text, regular expression, XPath, and phonetic queries. dnGrep includes search-and-replace, whole-file preview, right-click search in File Explorer, and much more. ## Features * Search across text files, Word docu... More information

ReNamer is a very powerful and flexible file renaming tool, which offers all the standard renaming procedures, including prefixes, suffixes, replacements, case changes, as well as removing contents of brackets, adding number sequences, changing file extensions, etc. For advanced users there is support for Regular Expressions and a PascalScript rule... More information

TBox is powerful tool with a big set of plugins, that help me and my friends work much faster. This tool help me with my huge unit tests, with managing a lot of projects, automate all routine daily actions, which I don't like to do, and many many other. Also it help me with my continuous integration services - automate deploy and run unit tests in ... More information

ReNamer is a very powerful and flexible file renaming tool, which offers all the standard renaming procedures, including prefixes, suffixes, replacements, case changes, as well as removing contents of brackets, adding number sequences, changing file extensions, etc. For advanced users there is support for Regular Expressions and a PascalScript rule... More information

Bulk Rename Utility allows you to easily rename files and folders recursively based upon find-replace, character place, fields, sequences, regular expressions, EXIF data, and more. ### Features * Rename multiple files quickly, according to many flexible criteria. * Rename files in many ways: add, replace, insert text into file names. Convert case,... More information

# Feautures ## It's fast. really fast. Some grep alternatives try to be fast by not searching everywhere. sift was developed with performance in mind and just is fast. Take a look at the benchmarks for details. ## No installation sift comes as a single executable with no dependencies and is available for all major platforms (Linux, Windows, OS X,... More information

ReNamer is a very powerful and flexible file renaming tool, which offers all the standard renaming procedures, including prefixes, suffixes, replacements, case changes, as well as removing contents of brackets, adding number sequences, changing file extensions, etc. For advanced users there is support for Regular Expressions and a PascalScript rule... More information

Contains built in regex for searching for common things like URLs, emails, IPs, and more. Very fast and works against files of any size

Bulk Rename Command (BRC) is a simple command-line utility which allows you to rename multiple files and folders, based upon flexible criteria. BRC is a natural alternative from my existing [Bulk Rename Utility](https://chocolatey.org/packages/bulkrenameutility) software, as it allows you to rename files without the use of a Graphical User Interfac... More information

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: * It shows whether a regular expression matches a particular target string. * It can also show which parts of the target string correspond to captured register groups or to ... More information

The Regulator is an advanced regular expressions testing tool, featuring syntax highlighting and web-service integration with Regexlib.com's database of online regular expressions. Inspired by [expresso](https://chocolatey.org/packages/expresso). [Forum](https://sourceforge.net/p/regulator/discussion/) Documentation: [ZIP](http://sourceforge.net/... More information

`re2c` is a small program that compiles regular expression-based grammars to C or C++. Specify grammars inside a comment block that starts with `/*!re2c`, and re2c will produce standards-compliant C or C++ code with no external dependencies.

Regular Expression Editor (RegExpEditor) makes regular expressions (aka regex, regexp) easy. This simple tool manipulates text with regular expressions. Highlighting of regular expression results. See the real power of regex! Use Scala to do manipulate your search results even more.

Kiki is a Python/wxPython-based environment for testing regular expressions. Specify a regular expression and a text to match against, and Kiki will highlight the matches using colors and numbers for matched subgroups. Note: Chocolatey install scripts are located here: https://github.com/tstone2077/kiki-re.chocolatey.git

With RegEx Tester you can fully develop and test your regular expression against a target text. It's UI is designed to aid you in the RegEx developing. It uses and supports ALL of the features available in the .NET RegEx Class. [Source code](https://sourceforge.net/projects/regextester/files/RegExTester%20Sources/3.2.0.0/)

Kodos is a Python GUI utility for creating, testing and debugging regular expressions for the Python programming language. Kodos should aid any developer to efficiently and effortlessly develop regular expressions in Python. Since Python's implementation of regular expressions is based on the PCRE standard, Kodos should benefit developers in other ... More information

jRegExAnalyser uses the original regular expression classes from the Open JDK kit released under the terms of the GPLv2 with CP exception. Local copies of these classes are instrumented to access the compiled pattern structure and trace the matching steps. ### Features * free and Open Source (GPLv2 with Class Path Exception) * complete support... More information

Replace, format, and extract text in multiple files using Regular Expressions. Perform GREP-like tasks including search and replace, RegEx substitutions, data extraction, and more! Built-in RegEx editors support color syntax highlighting and contextual tooltips making it easy to design patterns. Specialized RegEx tools like html/xml tag selector, l... More information