Regex Tester
Test regular expressions against sample text. See matches in real-time, validate patterns, and debug regex issues.
Inputs
Results
Pattern Status
Enter a pattern
Matches Found
0
Matches
Error Message
Ad Placeholder
Related Calculators
Password Strength Calculator
Check how strong your password could be based on length and character types. See estimated time to crack.
Binary/Hex/Decimal Converter
Convert between binary, octal, decimal, and hexadecimal number systems. Includes bit count, byte size, and ASCII character lookup.
Hash Properties Calculator
Compare cryptographic hash function properties. See output size, collision resistance, brute force time, and security status for MD5, SHA-1, SHA-256, SHA-512, and bcrypt.
Ad Placeholder