UUID Generator

Click "Generate" to create a UUID.

What is UUID?

UUID (Universally Unique Identifier) is a 128-bit identifier standardized by RFC 9562. Version 4 UUIDs are randomly generated and widely used as unique keys in databases, distributed systems, and API design.

About this UUID tool

This free online UUID generator creates v4 UUIDs instantly. Generate single or batch UUIDs with one click and copy them individually. All generation happens locally in your browser using the Web Crypto API.