Gerador de UUID
Gere identificadores UUID v4 aleatórios.
Generate version 4 UUIDs using your browser's cryptographically secure random generator. Pick how many you need and copy them in one click.
Como funciona
- 1 Choose how many UUIDs you need.
- 2 Click Generate to create them instantly.
- 3 Copy the list with one click.
Casos de uso comuns
- Create unique primary keys for database records.
- Generate correlation IDs for logs and tracing.
- Produce stable test fixtures and sample data.
- Name resources that must not collide across systems.
Perguntas frequentes
What is a UUID v4?
A UUID v4 is a 128-bit identifier whose bits are (almost entirely) random, giving a vanishingly small chance of collision.
Are these UUIDs secure?
They use crypto.getRandomValues / crypto.randomUUID, the browser's cryptographically secure random source.
Is anything sent to a server?
No — UUIDs are generated locally in your browser.