Random generators
UUID generator
crypto.randomUUID(), one or many, copied as lines.
Processed in your browser — nothing is uploaded
Uses the platform CSPRNG. Count is capped at 50 per click.
Last reviewed 2026-09-10.
FAQ
Questions, answered
v1 vs v4?
v4 random UUIDs only.
Uniqueness?
v4 collision odds are negligible for ordinary use.
Does my text leave the browser?
No. The UUID generator runs in JavaScript on this page. Your paste is not uploaded.
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