Quickly and easily generate individual or bulk sets of universally unique identifiers (UUIDs).

A universally unique identifier (UUID) is a 128-bit number designed to be a unique identifier for objects in computer systems. UUIDs are designed to be large enough that any randomly …

Universally Unique Identifiers (UUIDs) are 128-bit numbers used to uniquely identify information in computer systems. UUIDs are standardized by the Open Software Foundation (OSF) and …

Jan 18, 2022 · A Universally Unique Identifier (UUID) is a specific form of identifier which can be safely deemed unique for most practical purposes. Two correctly generated UUIDs have a …

This module provides immutable UUID objects (the UUID class) and functions for generating UUIDs corresponding to a specific UUID version as specified in RFC 9562 (which supersedes …

UUID stands for Universally Unique Identifier (sometimes called "GUID" or "Globally Unique Identifiers"). UUIDs are 36 character strings containing numbers, letters and dashes. UUIDs …

Feb 22, 2022 · A UUID is 128 bits long and is intended to guarantee uniqueness across space and time. UUIDs were originally used in the Apollo Network Computing System (NCS), later in …

This definitive 2025 UUID reference guide covers all versions (v1–v8), generation methods, formats, performance tips, and best practices. Ideal for developers building distributed …

Jul 11, 2025 · A Universally Unique Identifier (UUID) is a label used to uniquely identify a resource among all other resources of that type. Computer systems generate UUIDs locally using very …

Aug 13, 2025 · What is a UUID? A UUID is a 128-bit value used to uniquely identify things in software, databases, IoT, and more. It’s written as a string of hexadecimal digits separated by …