The traditional GUID (a.k.a UUID Version 4) is fine and works really well for it's intended use. But its random nature is problematic in some scenarios that's why other UUID versions have been created ...
LuaJIT FFI bindings for libuuid — a DCE-compatible Universally Unique Identifier (UUID/GUID) library. Generates v1 (time), v4 (random), v6 (reordered time) and v7 (Unix-epoch) UUIDs, plus parses and ...
I'm looking for the most simple, self-contained piece of C or Java code to generate a GUID/UUID.
Quickly create valid GUIDs/UUIDs (Globally or Universally Unique Identifiers) — fast, free, and easy to use anytime.