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GUID Generator

Generate single or bulk GUID/UUID v4 values with uppercase, braces and no-hyphen options. Runs entirely in your browser.

Single GUID
List

Are the generated GUIDs unique?

They are UUID v4 values from the browser's cryptographic random generator (crypto.randomUUID); the chance of a collision is practically zero.

Are GUID and UUID the same?

Yes. GUID is Microsoft's name for a UUID; Guid.NewGuid() in .NET produces the same format.