安卓设备唯一标识解决方案，可替代移动安全联盟（MSA）统一 SDK 闭源方案。包括国内手机厂商的开放匿名标识（OAID）、海外手机平台的安卓广告标识（AAID），另外也提供了 IMEI/MEID、AndroidID、WidevineID、PseudoID、GUID 等常见的设备标识的获取方法。

UUID Creator is a Java library for generating Universally Unique Identifiers.

A Java library for generating Universally Unique Lexicographically Sortable Identifiers (ULID)

A Java implementation of TypeID (Type-safe, K-sortable, globally unique identifier inspired by Stripe IDs).

A Java library to generate stupidly fast ULIDs

Lightweight Snowflake SDK for Java

Global unique id generator,customizable semantics,distributed, ultra fast, easy to use

Dguid (Distributed global unique ID) is a distributed global unique ID generator based on meituan leaf, Baidu uidgenerator and native snowflake integration improvements, currently only springboot integration is supported.

FB GUID robust implementation

UUID microservice

A simple benchmark of the UUID Creator

KnowGate Base Libraries

global unique identifier

SCRU128 Java Implementation (with Kotlin and Android compatibility)