Unity provides extensions to your objects to support values with units

A Rails adaptor that encapsulate measurements and their units in Ruby on Rails.

A minimal endpoint for driving server-side validations from a remote UI

Provides the Consumer part of the Untied gem.

A UOB Payroll File Generator

A sustainable architecture for Ruby on Rails.

Library for validating urls in Rails

URI validation for ActiveModel

Validate the url format of an attribute.

A module that helps you to implement the Use Case design pattern

validates that username is not included in reserved list.

Usine (french word for factory) is a wrapper around factory_girl for Trailblazer’s operations.

UUID attribute for ActiveRecord

uuid_v7 enables UUID V7 as primary keys in Rails, optimized for Mysql and Sqlite, with efficient migration and integration features.

UUID Validator for ActiveModel

Provides a set of additional Git commands to help developers when working with Pivotal Tracker

Rails 3 awesome custom validators

Validacity adds an extra layer of validation objects where all your validation logic can be moved to.

Validates Cnpj

Validates CPF