About this tool
A UUID (Universally Unique Identifier) is a 128-bit value used to identify records, sessions, files and API resources without collisions. This generator creates cryptographically random version 4 UUIDs following the RFC-4122 standard, one at a time or in bulk, ready to copy into your database, code or config. Generation is instant and fully local.
How to use
- 1Choose how many UUIDs you need.
- 2Click Generate.
- 3Copy one UUID or the whole list.
Benefits
- Standards-compliant RFC-4122 v4.
- Generate up to 100 at once.
- Cryptographically random and collision-safe.
Frequently asked questions
Are these UUIDs truly unique?+
Version 4 UUIDs use random data with an astronomically low collision chance — safe for practical use.
What is version 4?+
It is the random UUID variant, the most common type used in software today.