RegExr.com is an online tool to learn, build, and test Regular Expressions. It was created by Grant Skinner and the nice people at gskinner.com.

RegExr.com is an online tool to learn, build, and test Regular Expressions. It was created by Grant Skinner and the nice people at gskinner.com.

Expressions is a minimal, distraction-free tool for experimenting with regular expressions.





Learn, develop and test Regular Expressions for the .NET platform. The .NET Regular Expression Designer is a free download for Windows that helps you learn, develop and test regular expressions.

RegViz is a tool for debugging JavaScript regular expressions in a visual way. Advanced highlighting helps you to understand the structure and purpose of a regular expression and to detect bugs therein.

Regex.ai is an AI-powered tool that generates regular expressions with ease and accuracy. It allows users to create regular expressions that match specific patterns with our easy-to-use interface and convenient UI/UX.


iHateRegex offers an easy way for developers to find helpful and reusable regular expressions while also providing an intuitive playground to interact with regex snippets to create or just learn.


Notepad++ plugin to extract some text from current document or all files from a location with some additional settings (like case conversion).
At Regular-Expressions.info you will find a wide range of in-depth information about a powerful search pattern language called regular expressions.
Regexenator is a powerful yet simple regular expression tool for Android phones and tablets. You can use Regexenator to create, test, and evaluate regular expressions and search text for matches of your regular expressions.




Pythex is a real-time regular expression editor for Python, a quick way to test your regular expressions.

Visual regex builder for Mac that tests your pattern against 21 real language engines, with AI-assisted generation and offline-only processing.




Regex 2.4.2 is a focused regular expression editor and tester for macOS 14.2 or later. It uses the Swift Regex engine and shows explicit empty, invalid, zero-match, and matching states while highlighting matches and counts live.



