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UUID Generator

Generate UUID v1 (time-based) and UUID v4 (random) identifiers. Bulk generation support.

Local Processing
Files are not uploaded to any server. All operations are performed in your browser.

UUID Version Information

UUID v4 (Random)
Random-based, universally unique
UUID v1 (Time-based)
Time-based, contains timestamp

How to Use

  1. 1

    Select UUID version: v1 (time-based) or v4 (random).

  2. 2

    Set the number of UUIDs to generate.

  3. 3

    Click 'Generate UUID' to create.

  4. 4

    Copy individual or all UUIDs for use.

Use Cases

Database IDs

Generate unique identifiers for database records and primary keys.

Bulk Generation

Generate multiple UUIDs at once for batch operations and testing.

API Identifiers

Create unique request IDs and session tokens for API development.

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FAQ

What is the difference between v1 and v4?▾
UUID v1 is generated from timestamp and MAC address. UUID v4 is completely random. v4 is more commonly used.
What are UUIDs used for?▾
UUIDs are used for unique identifiers in databases, session IDs, object keys, and anywhere a unique ID is needed.