A searchable list of every UUID, just in case you've forgotten one and need to look it up.
This website is the world most complete annotated UUID database, which happens to be an index of all the numbers between 0 and 2^128.
Not all the numbers between 0 and 2^128 are RFC4122-compliant, but all are welcome in my database.
A tiny (124 bytes), secure, URL-friendly, unique string ID generator for JavaScript.
Nano ID is a library for generating random IDs. Likewise UUID, there is a probability of duplicate IDs. However, this probability is extremely small.
A PHP library for generating universally unique identifiers (UUIDs).
ramsey/uuid is a PHP library for generating and working with RFC 4122 version 1, 2, 3, 4, 5, 6, and 7 universally unique identifiers (UUID). ramsey/uuid also supports optional and non-standard features, such as GUIDs and other approaches for encoding/decoding UUIDs.