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UUID Generator

Generate various types of Universally Unique Identifiers (UUIDs)

UUID Configuration
Configure the type and parameters for UUID generation
Generated UUIDs
Generated UUIDs will appear here

No UUIDs generated yet

Configure settings and click generate

UUID Types & Use Cases
  • • Version 1: Timestamp-based, includes MAC address (less privacy)
  • • Version 3: MD5 hash-based, deterministic from namespace + name
  • • Version 4: Random/pseudo-random, most commonly used
  • • Version 5: SHA-1 hash-based, deterministic from namespace + name
  • • NIL UUID: All zeros, represents "no value"
  • • Max UUID: All ones, used for testing and special cases