UUID Generator Online
- UUID is a globally unique identifier, 128-bit length, ensures uniqueness in distributed systems without centralized management.
- Uses UUID v4 algorithm, purely random generation, extremely low duplication probability, industry-standard application.
- Standard format is 36-character string:
xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx
(32 hex digits + 4 hyphens). - Common uses: database primary keys, tracing, transaction IDs, VMess and other scenarios.
- Random copy: randomly copy one UUID to clipboard.
- Batch mode: supports generating 1-10 UUIDs at once.
UUID online generation uses @ramsey//uuid implementation