Nil UUID Generator
Free nil UUID generator — the all-zeros UUID (00000000-0000-0000-0000-000000000000) used to represent an unset identifier.
The nil UUID is a constant. Copy it below.
Runs entirely in your browser — nothing you enter is uploaded or stored.
Nil UUID Generator
The nil UUID (00000000-0000-0000-0000-000000000000) is the all-zeros sentinel defined by the UUID spec, used to represent an absent or unset identifier.
Frequently asked questions
What is a UUID vnil?
The nil UUID is all zeros — a sentinel meaning "no UUID".
How many can I generate at once?
Enter any count to generate a batch, then copy them all with one click.
Is it generated privately?
Yes — every UUID is generated locally in your browser using a cryptographic RNG. Nothing is uploaded.
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