Regex Library
Save, organize, and reuse your favorite regex patterns
Add New Pattern
Create a new regex snippet for your library
Test Pattern
Test any pattern against a string
Your Regex Library
Validate email addresses
/^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/URL
Match HTTP/HTTPS URLs
/https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)/Phone (US)
US phone numbers
/^(\+1)?[-. ]?\(?\d{3}\)?[-. ]?\d{3}[-. ]?\d{4}$/Hex Color
Match hex color codes
/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/What is Regex Library?
A personal library to save, organize, and quickly access your most-used regular expression patterns. Our advanced regex library is designed to provide professional-grade results while maintaining simplicity and ease of use.
Key Features
Discover the powerful features that make our regex library stand out
Save unlimited regex patterns with descriptions
Test patterns against strings instantly
Copy patterns to clipboard with a single click
Keep all your regex patterns in one place
Why Choose Our Regex Library?
Experience the advantages that our tool brings to your workflow
No more searching for that regex you wrote months ago
Use the same validated patterns across projects
Build a personal reference library
Quick access to commonly used patterns
Perfect For
See how professionals use our regex library in their daily work
Store validation patterns for forms
Keep text parsing patterns handy
Share proven regex patterns with team
Build a collection as you learn regex
Advanced Capabilities
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Frequently Asked Questions
Get answers to common questions about our regex library