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UUID Generator

Generate UUIDs (v1, v4) and nanoids for unique identifiers

Select Type

UUID v4 - Random

Uses cryptographically random values. Most common, no identifiable info.

UUID Versions Reference

Version 1

  • Timestamp + MAC address
  • Sortable chronologically
  • May expose system info
  • Format: 6ba7b810-9dad-11d1-80b4-00c04fd430c8

Version 4

  • Random (122 bits entropy)
  • No identifiable info
  • Most widely used
  • Format: 6ba7b811-9dad-41d1-80b4-00c04fd430c8