pg_space_cadet is a simple hack for postgreSQL and ActiveRecord which provides a uuids table of distributable identities of space cadets -- ActiveRecord::Base instances which use the SpaceCadetWrapper. Each space cadet has a default ActiveRecord id unique in the set of all local space cadets; a s...

Generates RFC 4122 compliant UUIDs. These UUIDs can be treated as their raw byte representation or as human-readable strings.

This tool adds the missing UUIDs into the installed Xcode plug-ins so that they can be loaded by newer versions of Xcode.

URL-friendly, Base32-encoded UUIDs for Rails models

Implementation of UUID v7

Generate UUID(rfc4122) version 3(based on md5) or version 5(based on sha-1).

Youyouaidi offers a UUID class for parsing, validating and encoding UUIDs

Helps using uuid everywhere in routes instead of id for ActiveRecord models.

This extends shoulda-matchers to allow validating binary uuids in models.

A simple gem to auto generate UUIDs for the id field of models.

extend to base58 readable short uuid-style ids

Bundle friendly pure ruby UUID generator supporting v1, v3, v4, v5

nice and easy, user-facing uuids

A gem to help you retrofit UUIDs to your existing Rails application.

Adds association_uuids= method on has_many and has_and_belongs_to_many associations

Generate uuids for models

Compression and packing methods for singular and collection UUIDs.

Extract UUIDs/architecture information from a standard dSYM file

Provides facilities to utilize UUIDs with ActiveRecord, including model and migration extensions.

Converts BSON::ObjectId to and from UUIDv1's.