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UUID Generator

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About UUID Generator

UUID v4 is random and ideal for primary keys when you don't need ordering.

Frequently asked questions

Is this cryptographically secure?
Yes, it comes from the browser's crypto.getRandomValues with 122 bits of entropy.
Is this tool secure?
Yes, it runs entirely in your browser. The data never leaves your device.

Want a utility like this — but yours?

UUID Generator is a Hercules app. Remix it, change anything, and ship it on your own domain in minutes.

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