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UUID Generator

Generate one or hundreds of version-4 UUIDs with formatting options.

How to use

  1. Choose how many UUIDs you need.
  2. Toggle uppercase or hyphen-free formatting.
  3. Generate and copy the list.

Frequently asked questions

How unique are v4 UUIDs?

They contain 122 random bits - the chance of a collision is negligible for any practical purpose.

UUID vs GUID?

Same thing - GUID is Microsoft's name for UUIDs.

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