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UUID Generator

Generate and validate Universally Unique Identifiers

uuidgeneratoridentifierunique

Generate Single UUID

Create a single UUID with customizable options

UUID Information

Version 1 (Timestamp)

Based on timestamp and MAC address. Predictable but unique.

Version 4 (Random)

Randomly generated. Most commonly used version.

Version 5 (Name-based)

Generated from a namespace and name using SHA-1 hash.

Use Cases

Database Primary Keys

Unique identifiers for database records

API Request IDs

Tracking and correlating API requests

Session Management

Unique session identifiers

File Names

Avoiding naming conflicts

Sample UUIDs

550e8400-e29b-11d4-a716-446655440000
f47ac10b-58cc-4372-a567-0e02b2c3d479
886313e1-3b8a-5372-9b90-0c9aee199e5d