UUID Generator

Generate RFC 4122 compliant UUIDs

UUID Version

Format Options

Format: xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
Version: Random UUID (v4)
RFC: 4122 Compliant
Bits: 128

About UUID Generator

Generate UUIDs (Universally Unique Identifiers) with our UUID Generator Tool. Create RFC 4122 compliant UUIDs for your applications and databases.


Features

🔑 UUID Versions

  • Version 4: Random UUID generation
  • Version 5: Name-based UUID using SHA-1 hash
  • Format Options: Standard, uppercase, or no dashes
  • Bulk Generation: Generate multiple UUIDs at once

⚡ Key Features

  • RFC 4122 Compliant: Standards-based UUID generation
  • Cryptographic Security: Uses secure random number generation
  • Format Options: Multiple output formats
  • Validation: Verify UUID format and version

Use Cases

💻 Development

  • Generate unique database keys
  • Create session identifiers
  • Generate request IDs
  • Create unique file names

🔧 System Design

  • Distributed systems
  • Microservices architecture
  • Content addressing
  • Event correlation

UUID Versions

Version 4 (Random)

Uses random or pseudo-random numbers to generate UUIDs. This is the most common version for general use.

Version 5 (Name-based)

Generates UUIDs based on a namespace UUID and a name using SHA-1 hashing. Useful for generating consistent UUIDs from the same input.

FAQs

Still have questions? Contact us