UUID Generator
Click "Generate New" to create UUIDs, or adjust the count above.
About UUIDs
UUID (Universally Unique Identifier) is a 128-bit identifier that is unique across time and space. UUIDs are generated using random or pseudo-random numbers and are virtually guaranteed to be unique.
Version 4 (Random)
Generated using random or pseudo-random numbers
Format
xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx
Length
36 characters (32 hex digits + 4 hyphens)
- Unique: Virtually guaranteed to be unique
- Random: Generated using cryptographically secure random numbers
- Standard: Follows RFC 4122 specification
- Safe: All generation happens in your browser