UUID Generator

Generate RFC 4122 compliant UUIDs of any version — v1, v3, v4, v5, v6, v7, v8.

Everything runs in your browser, nothing is sent to a server.

Time-based (legacy)
Namespace + MD5 (deterministic)
Random (most common)
Namespace + SHA-1 (deterministic)
Reordered time (sortable)
Unix time + random (recommended)
Custom (vendor-defined)
Click Generate to create UUIDs