before_create helper to create unique idenfication fields

Read more on GitHub.

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

Validate that a column is a valid unit of measurement

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

UniversalApi gives REST interface for accessing ActiveRecord models

Make your model uniq and identifiable through a readable name.

Moip Assinaturas integration with Unlock

paypal-recurrring integration with Unlock

The Locode gem gives you the ability to lookup UN/LOCODE codes.

Unreliable helps uncover bugs in Rails apps that rely on ambiguous database ordering. Installing it makes both your app and your test suite more robust.

Sometimes you need an API but not a RESTful one. You also don't want the whole gRPC or Thrift stack in your Rails app. Unrestful is the answer!

Untied Consumer Synchronizer.

A ActiveRecord backend for Untied Consumer Sync.

This is a Rails plugin to see unused views in you controllers

Unveil provides a super simple way to specify which of a model's attributes are available to an API in a Ruby on Rails application.

Remove where conditions from your AR relations

A Ruby Gem for you to write update queries.

ActiveRecord#update, but only when needed.

Allow to use update_or_create when db:seed or sometime.