Advanced ActiveModel email validation with MX lookups, domain blacklisting and disposable email blocking

Validates the email format.

A Rails 3 email format validator with RFC 822 compliant option

Parse (or validate) email address

This validator uses modern email validation with URI to handle the nuances of checking email throughout your application. Rather than customizing a bunch of random regex that you found on various stack overflow pages, this lets you include a single validator throughout your entire application. It can handle single emails, or even the odd case of multiple emails in a long string.

Emarsys broadcast API for Ruby

EventMachine-driven SMS delivery via Kannel

A string validator for ActiveModel to verify it can be converted to the specified encodings.

Gem for interacting with the Engaging Networks API

Persist an engines models when redefining them in your main app

Allows a finite set of values for any attribute.

Regular used rspec matchers not found somewhere else.

Quick list of errors for displaying in one place. Sometimes you'd like to return errors at the top of the screen in a notice rather than around a form, for example if you have a particularly long form. Just a quick helper method to help with said cases.

Enhances the Error class on ActiveModel-compliant models with merge() and full_sentences() methods.

Provides defined errors

Useful when attribute has multiple error messages. This gem allows to combine those messages into one sentence

This elasticsearch client is just all you need to search and index your data with persistent http connection

Ruby wrapper for eSputnik

Fake CCD server for employment tribunals

Cqrs tooling.