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UUID options
Generate between 1 and 100 UUIDs at a time.
Generated UUIDs
UUIDs are generated locally in your browser and are not sent to a ToolForge Online server.
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What is a UUID?
A UUID is a standardized identifier often used to label records, test data, files or objects without relying on a central counter.
What UUIDs are used for
Developers often use UUIDs for database rows, temporary test objects, imported data, local prototypes and unique references.
What is UUID v4?
UUID v4 is a random UUID format. This tool uses secure browser randomness through crypto.randomUUID or crypto.getRandomValues.
Not a password or secret token
A UUID is an identifier, not a password. Do not use UUIDs alone as secret access tokens or security credentials.
FAQ
Which UUID version is generated?
The tool generates UUID v4 values.
Can I generate many UUIDs?
Yes, but the tool limits each batch to 1 through 100 UUIDs to keep the page responsive.
Does it use secure randomness?
Yes. It uses secure browser randomness.
Are UUIDs sent to a server?
No. They are generated locally in your browser.