Cost / License
- Freemium (Pay once)
- Proprietary
Alerts
- Discontinued
Platforms
- Online

RegExr is described as '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' and is a popular regular expression editor in the development category. There are more than 25 alternatives to RegExr, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and Self-Hosted apps. The best RegExr alternative is regular expressions 101, which is free. Other great sites and apps similar to RegExr are Regex Forge, Expresso, RegexBuddy and RegexMate.

Txt2Regex is a programmer's tool for finding regular expression. Simply copy and paste the text and get your code in PHP, Perl, C++, C#, Python, Ruby, Pascal, etc.

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

An online JavaScript regular expression tester. Enter a regex expression and test data and determine if matches are made.

Patterns is a simple yet powerful tool for working with regular expressions. Build great patterns quickly and effortlessly with syntax coloring and with matching and replacing occurring in real time.

The only one Regular Expression tester you need, that will help you to test your regular expressions in flavors:


RegEx Lab allows you to test regular expressions. The app highlights and underlines text to show matches and capture groups. There's also a handy cheatsheet and a results list view. It has a replace feature too.


Create regexps with clean, readable, functional & chainable syntax with help of in-editor autocompletion from TypeScript! Built better regexps faster!
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.

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

CyrilEx is an online regex tester, it allows to test regular expression in PHP (PCRE), Python, Ruby, JavaScript, Java and MySQL.
