Regular Expression Softwares and Apps

Discover best Regular Expression softwares, apps and websites.

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STDU Viewer

STDU Viewer

Free Personal

STDU Viewer is a versatile, lightweight document viewer supporting a wide array of file formats including PDF, DjVu, Comics Book Archive (CBR/CBZ), XPS, TIFF, and text files. It features a tabbed interface, low memory usage, and optional portability, making it an efficient choice for managing and reading various document types.

Supports a wide variety of document and image formats.
Portable
Office & Productivity
Notepad++

Notepad++

Open Source

Notepad++ is a widely-used free and open-source text and source code editor for Windows. Built on the Scintilla editing component, it offers a rich set of features for programmers, including syntax highlighting for multiple languages, code folding, macro recording, and a tabbed interface for managing multiple files efficiently. Its lightweight design ensures fast performance even with large files.

Free and Open Source
Color coding
Development
One Commander

One Commander is a modern, feature-rich file manager for Windows, designed to offer a superior alternative to the standard Windows Explorer. It provides advanced tools like dual-pane browsing, tabbed interface, batch renaming, and file preview, enhancing productivity and file management workflows for both novice and power users.

Modern and intuitive user interface
Batch rename files
File Management Office & Productivity Photos & Graphics Travel & Location
FileLocator

FileLocator

Freemium

FileLocator is a powerful and versatile file searching utility designed to help users quickly and efficiently find files and content within files that standard Windows search might miss. It offers advanced features like regular expressions, content searching, and indexing for improved performance and accuracy.

Excellent content searching capabilities across various file types.
Support for 64 bit
File Management
dnGREP

dnGREP

Open Source

dnGREP is a powerful, portable file search utility for Windows that allows users to quickly find text within files using plain text, regular expressions, or XPath queries. It provides clear, organized results and supports various file types for efficient content discovery and replacement.

Powerful search options including regex and XPath
Search and replace
File Management
grepWin

grepWin

Open Source

grepWin is a powerful yet straightforward file search and replace utility designed for Windows. It leverages the power of regular expressions (regex) to perform highly specific searches and replacements across multiple files and folders. Ideal for developers, system administrators, and users needing advanced file manipulation capabilities.

Excellent support for regular expressions (PCRE).
File Management
PowerGREP

PowerGREP

Commercial

PowerGREP is an advanced Windows utility designed for powerful text searching and replacing across countless files. It excels at handling complex search patterns, leveraging regular expressions, and performing batch operations on large datasets. Ideal for developers, writers, and anyone needing precise text manipulation.

Powerful and flexible regular expression support.
Search and replace
File Management
BareGrep

BareGrep

Freemium

BareGrep is a powerful, free, and portable file searching and text searching tool designed for efficiency. It excels at quickly locating files and content within them, supporting advanced features like regular expressions for precise queries and providing instant, incremental results.

Extremely fast and efficient search.
File Searching
File Management
Programmer's Notepad

Programmer's Notepad

Open Source

Programmer's Notepad is a fast and lightweight text editor designed specifically for programmers and developers. It offers extensive syntax highlighting for numerous programming languages, a powerful search and replace engine with regular expression support, and a highly customizable environment. Ideal for those seeking a free, open-source, and portable code editing solution.

Very fast and lightweight, loads quickly.
Multiple languages
Development
AstroGrep

AstroGrep

Open Source

AstroGrep is a powerful and user-friendly file search utility for Windows. It leverages regular expressions and provides advanced search options, allowing users to quickly locate specific text patterns within multiple files and directories.

Strong support for regular expressions.
File Management
grep

grep

Open Source

grep is a powerful command-line utility designed for efficient searching of text data. It leverages regular expressions to locate lines within files that match specified patterns, making it an essential tool for developers, system administrators, and anyone working with large amounts of text.

Extremely efficient for searching large text files.
File Searching
File Management
EditPlus

EditPlus

Commercial

EditPlus is a versatile text editor for Windows, designed for programmers and web developers. It offers robust syntax highlighting, FTP/SFTP connectivity, and tools for HTML editing, making it a solid choice for a wide range of coding tasks.

Lightweight and fast performance
Support for FTP
Development
X-Mouse Button Control

X-Mouse Button Control is a highly versatile and free utility for Windows, enabling comprehensive re-configuration of standard and advanced mouse buttons. It allows users to assign various functions, keystrokes, and macros to their mouse buttons, greatly enhancing productivity and control.

Extremely flexible mouse button customization
Generic Mouse Support
OS & Utilities
ReNamer

ReNamer

Freemium

ReNamer is a robust and highly flexible file renaming utility designed for users who need to perform complex batch renaming operations. It offers a wide range of renaming rules, support for metadata tags, and a live preview feature, making it an indispensable tool for managing large collections of files, from documents to photos and videos.

Highly flexible rule-based renaming engine.
Batch rename files
File Management Photos & Graphics
Advanced Renamer

Advanced Renamer is a powerful batch file and folder renaming utility designed for efficiency. It offers a wide range of methods for renaming, including tag-based, regular expressions, and timestamp modifications, making complex renaming tasks simple and fast.

Wide range of renaming methods including tag-based and regular expressions.
Batch rename files
Audio & Music File Management Photos & Graphics
RegexBuddy

RegexBuddy

Commercial

RegexBuddy is a comprehensive Windows-based programming tool designed for creating, testing, and deploying regular expressions. It provides a user-friendly environment for developers to work with regex patterns across various programming languages and applications.

Excellent interactive tools for building and understanding regex.
Developer Tools
Development
RegExr

RegExr

Free

RegExr is a powerful, HTML/JS-based online tool designed for creating, testing, and learning about Regular Expressions. It provides a user-friendly interface with real-time feedback, allowing developers and learners to quickly construct and validate complex regex patterns.