Best Regular Expressions in 2025

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

Key regular expressions 101 features:

Interactive Learning Extensive Documentation Error Highlighting Quick Reference

The fastest way to send files over the internet.

Key Fileport features:

User-Friendly Interface Multi-Device Access Secure File Transfers Fast Upload and Download Speeds

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

Key RegExr features:

User-Friendly Interface Real-time Feedback Built-in Cheatsheet Community Examples

Open Source

Extension for Visual Studio - A set of extensions to Visual Studio 2012 Professional (and above) which improves developer productivity.

Key Productivity Power Tools features:

Enhanced Features Customization Options Improved Code Navigation Refactoring and Formatting

Open Source

A ruby based regular expression editor.

Key rubular features:

Immediate Feedback Simple Interface Ruby-Based Offline Syntax Help

Welcome to the fantastic world of nerdy regex fun!

Key Regex Crossword features:

Strengthening Regex Skills Entertainment Educational Tool User Interface

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.

Key Expresso features:

User-Friendly Interface Comprehensive Test Environment Integrated Syntax Highlighting Extensive Library of Expressions

RegexBuddy is your perfect companion for working with regular expressions.

Key RegexBuddy features:

Comprehensive Regex Tester Built-in Library Tutorials and Learning Tools Compatibility

RegEx Generator is a simple-to-use application that comes with the brilliance of intuitive regex and is also helping you out to test the regex.

Key RegEx Generator features:

User-Friendly Interface Interactive Feedback Learning Resource Time-Saving

Open Source

regex cheatsheet for the haters.

Key i Hate Regex features:

Comprehensive Library User-Friendly Interface Interactive Examples Free of Cost

Open Source

RegexOne offers learning regular expressions with simple, interactive examples.

Key RegexOne features:

Interactive Learning Beginner Friendly Free Access Language Support

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

Key RegexMagic features:

User-Friendly Interface Regex Building Blocks Test & Debug Comprehensive Documentation

RegexPlanet offers a free-to-use Regular Expression Test Page to help you check RegEx in Ruby free-of-cost.

Key RegexPlanet Ruby features:

Tool Accessibility Ease of Use Immediate Feedback Ruby-Specific

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Key Reggy features:

User-Friendly Interface Customization Integration Real-Time Updates