Ruby wrapper for the uuid library in your OS.

Add timestamps, parent PID's and request UUID's to each logger line.

Create, update, and delete records within a block, assign the same request_uuid to them, and be able to easily view and undo them

Use ID and UUID keys interchangeably

Sequel Model plugin that adds [0-9a-z] unique id prefixed by a custom string.

Generate secure 64-bit integers using the same approach used by UUIDs.

A standalone Ruby library and command-line tool for communicating with OPNsense firewalls via their REST API. Features include UUID resolution for ModelRelationField references, service reconfigure orchestration, and OPNsense selection-hash normalization.

Provides Stripe-style public identifiers (like usr_abc123) for Rails models using hashids or base62 encoding. Supports both integer and UUID primary keys, with automatic URL parameter handling and controller helpers.

RUUID (Ruby UUID) parses, generates, and represents RFC 4122 universally unique identifiers.

HashMan takes any number (or uuid) and converts it to a unique hash. Includes methods on your class to access and reverse hash

Compression and packing methods for singular and collection IDs and UUIDs.

Mongoid::UPK generates more unique `_id` by using UUID.

Tranlates Wodbys instance UUIDs into instance names

Support for rails_admin field types UUID and Citext

fast uuid generation and parsing library

Unobtrusive binary UUID support for ActiveRecord. Supports migrations, reflections, assocations and SchemaDumper.

Hides sequential primary key counts without resorting to UUIDs or GUIDs.

Ruby libuuid

typo in aws gem

UUID compatible objects prefixed by time