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Hash Generator (MD5, SHA1, SHA256)

Generate cryptographic hashes from text

Cryptographic Hash Generator

Generate secure hashes with SHA-256, SHA-384, and SHA-512

4 Algorithms
Instant Hashing
Client-Side

Select Hash Algorithms

Security Notice

SHA-1 is deprecated and should not be used for security-critical applications. Use SHA-256 or higher for maximum security.

Client-Side Processing

All hashing is performed locally in your browser using the Web Crypto API. Your data never leaves your device.

Why Koolyz?

  • โœ“100% Free Forever - No Hidden Costs
  • โœ“No Sign-up or Registration Required
  • โœ“Privacy First - Runs Locally in Your Browser
  • โœ“Fast & Reliable - No Watermarks