UUID Generator
Generate random UUID v4 identifiers, one or many at once, with format options. Created in your browser.
Frequently asked questions
What is a UUID v4?
A 128-bit identifier generated at random. The chance of a duplicate is practically zero.
Can I use UUIDs as passwords?
They come from the cryptographic generator built into your browser, but they are meant as unique IDs, not as passwords or secret tokens.