RegExr is an online tool to learn, build, & test Regular Expressions (RegEx / RegExp).
Best regular expressions 101 Alternatives ranked by AI · updated May 2025
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Regular Expressions 101 is an online tool to learn, build, and test regular expressions.
Price: Free
🎯 regex101.com
Top 6 regular expressions 101 alternatives
2
An online library of regular expressions for various use cases.
Pros
- Access to a wide range of regex patterns
- Community-contributed content
Cons
- Not interactive for testing
3
Regex101 is a powerful regex testing tool with a clean interface. It provides detailed explanations of regex patterns and supports multiple regex...
Pros
- Detailed explanations
- Support for multiple regex flavors
Cons
- Some features limited to paid plans
Free with paid plans
RegexBuddy is a powerful tool for creating, debugging, and testing regular expressions. It provides a user-friendly interface and helpful features for working...
RegexPal is a tool to test, debug, and visualize regular expressions. It provides a simple interface to input text and test regular...
Regulex is a JavaScript regular expression visualizer with instant regex visualiation.
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