UUID Generator

Generate one or many random, RFC-4122 version-4 UUIDs. Great for IDs, keys, and testing. Runs locally in your browser.

2c50fa8e-a365-4f06-bff3-95726aab6d19

9f34d02e-a577-4a56-adbe-3f4953103c2b

6ae620e6-395c-498d-b6ef-a6cfa32a8b1c

96dbae53-9db6-4101-9384-e7b374f28c05

66634222-fd76-4230-9081-b89153e18bec

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Frequently asked questions

UUID v4 uses 122 random bits — collisions are astronomically unlikely, making them safe as unique identifiers.