UUID Generator

Click Generate to create a UUID

Standard Format Uppercase With Braces No Hyphens

Generation History

About UUIDs

What is a UUID?

A UUID (Universally Unique Identifier) is a 128-bit number used to uniquely identify information in computer systems. The probability of generating duplicate UUIDs is practically zero.

Format Options

Standard: xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
Uppercase: XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
With Braces: {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}
No Hyphens: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

Common Uses

Database Primary Keys
Session IDs
Random File Names
Distributed Systems