Ultimate UI core, base helpers and improves for Ruby on Rails Front-end

Ultimate Helpers, Rails ActionView helpers ported to CoffeeScript

Ultra light & maintainble wizards in Rails that honor REST, MVC, and OO with minimal writing of code involved and maximum flexibility

Adds extensions to the underscore javascript library. It adds the javascript as a rails engine to be included in to a Rails 3+ project. To use it make sure require underscore, underscore.string and underscore.extensions.

Ungarble multibyte download filename on certain platform. Rails integration included.

Unidom (UNIfied Domain Object Model) is a series of domain model engines. The Common domain model engine includes the common models. Unidom (统一领域对象模型)是一系列的领域模型引擎。常用领域模型引擎包括一些常用的模型。

A Rake task investigates the application's models definition, then tells you unique validations that do not have DB indexes.

Simple, plug & play visitor tracking by user agent (browser), IP address, referrer, and UTM parameters.

Show the random images in your Rails app or download them to use for seeding a DB

Automatically unsubscribe from emails in Rails.

Uploadbox makes easy to manage files in your Rails application.

URL validator with normalize URL from different charset

Includes functionality for site-specific registration and third-party authentication strategies such as social networks (Facebook, Twitter and Linkedin) and freemail providers (Yahoo, Windows Live and Gmail) with support for external database authentication.

Simple pattern for keeping track of messages sent to users based on model events with different templates.

This adds Uservoice support to your Rails application including single sign-on.

So, you really need to use stored procedures in your Rails application. This gem extends ActiveRecord with a class method to add to your models or services.

Make utf8_enforcer to be applied only for non-standards-complying browsers.

IBAN validator for ActiveRecord attributes.

Adds validation methods to ActiveModel for validating phone numbers.

To ensure Validations that continue to have issues are addressed by developers. This is done by logging the failure. When a specific failure continues to be an issue, a developer can look into the problem.