Rails plugin for switching 'current_user'

Use jstz to select an initial timezone during user sign ups.

Provide time zone support for User models in Rails applications

Provides UserVoice widget Rails helper

Easy Accessors for ActiveModel Objects

An ultra portable url shortener

UtfprGpEngine test.

Adds association_uuids= method on has_many and has_and_belongs_to_many associations

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

UUIDParameter handles a :uuid column and validation for any model.

AR model to store uuids assigned to various resources. It is expected a resource can be identified by many UUIDs.

Description of Uureader.

Description of Uusoso.

Automatically validate ActiveRecord models based on the database schema.

Add Japanese validators

Automatically adds validations to ActiveRecord models that match your database constraints

Params validations for Ruby on Rails

ActiveRecord model validation against stopforumspam.com (Rails 3)

Validates wether an association belongs to the same owner

Brazilian zipcode validations for ActiveRecord, integrated with correios-cep gem.