UUID/GUID Generator

Generate random UUID (Universally Unique Identifier) or GUID (Globally Unique Identifier) strings. Perfect for database keys, file names, and unique identifiers.

Number of UUIDs to Generate

UppercaseWith Braces {}

Example UUID format:

550e8400-e29b-41d4-a716-446655440000

About UUIDs

A UUID (Universally Unique Identifier) is a 128-bit number used to uniquely identify information. UUIDs are standardized by the Open Software Foundation (OSF) as part of the Distributed Computing Environment (DCE).

Common Use Cases

✓ Database primary keys
✓ Session identifiers
✓ File names
✓ Transaction IDs

UUID v4 Format

Version 4 UUIDs are randomly generated with very low collision probability.

xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx