UUID & GUID Generator

UUID, which stands for "Universally Unique Identifier", is an identification mechanism that provides unique values worldwide. These identifiers are especially useful for creating unique keys for database records, identifying user sessions, or whenever a unique identification is needed on a website.

What does a generated UUID look like?

A UUID consists of 32 alphanumeric characters, often displayed in five groups separated by hyphens. Example:

550e8400-e29b-41d4-a716-446655440000

This structure ensures that, in practice, it is very unlikely that two identical UUIDs are generated by mistake.

Benefits of generating and using UUIDs

1. If you have multiple systems generating IDs independently, UUID ensures these IDs remain unique across all systems.
2. Compared to incremental IDs, UUIDs are harder to guess, which can be useful for preventing scraping or unauthorized access.
3. They can be generated offline without needing to communicate with a database or any other central entity, which is ideal for systems that need to scale horizontally.

UUID on slumpgenerator.com

On this website, we use a JavaScript library called uuid that easily generates UUIDs for you. Here's the code for it:

import { v4 } from 'uuid'

const uuid = v4()

Whether you're building a new website, designing a distributed system, or just need a reliable mechanism for generating unique IDs, UUIDs are a robust and proven choice. They are easy to implement, thanks to available libraries and tools, and offer benefits like uniqueness, security, and scalability.

Translations

• Deutsch: UUID Generator
• English: UUID Generator
• Svenska: UUID Generator