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Data & DevUUID Generator
Generate standard Universally Unique Identifiers (UUIDs) in bulk using Web Crypto API. Customize quantities (up to 1,000), uppercase/lowercase, hyphens, and braces.
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How it works
- Select the UUID version (v4 Random or v7 Time-ordered).
- Specify the number of UUIDs you need (1 to 1,000).
- Toggle formatting options (hyphens, uppercase, braces) and copy or download the list.
Privacy & Processing Information
Generated using `crypto.randomUUID()` and native Web Crypto APIs locally on your machine.
No account, tracking, or file storage required.
Frequently Asked Questions
What is a UUID v4 vs UUID v7?
UUID v4 is completely random (122 random bits), while UUID v7 embeds a millisecond timestamp prefix, making it sortable and optimal for database primary keys.
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