UUID Generator

Generate RFC 4122 compliant UUIDs (Universally Unique Identifiers) for your applications and databases.

UUID Generator

e.g. "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx"

Ready to generate unique identifiers

Click "Generate UUIDs" to create RFC 4122 compliant UUIDs

UUID Generation Tips

  • • Use Version 4 UUIDs for most applications
  • • Store UUIDs as binary when possible
  • • Consider using UUIDs for distributed systems
  • • Be aware of UUID length in URLs
  • • Perfect for unique identifiers

Common Use Cases

UUIDs are widely used in software development for various purposes including database primary keys, API request IDs, session identifiers, file names, and transaction IDs. They provide a reliable way to generate unique identifiers across distributed systems.

RFC 4122 Compliance

Our UUID generator creates Version 4 (random) UUIDs that are fully compliant with the RFC 4122 specification. This ensures maximum compatibility and reliability across different systems and applications.