CPF validation for ActiveModel

CNPJ validation for ActiveModel

Adds validation methods to ActiveModel for validating dates and times. Works with multiple ORMS.

TLSPretense provides a set of tools to test SSL/TLS certificate validation. It includes a library for generating certificates and a test framework for running tests against a client by intercepting client network traffic."

Validatable is a library for adding validations. Now compatible with Ruby 1.9.2+

Cloudformation tasks for apply(create/update), delete, recreate on stack along with validations on templates

Interactors are a pattern for structuring your business logic into units. They have a flexible context that they pass between them, which makes them easy-to-write, but hard-to-understand after you've written them. Much of this confusion comes from not knowing what the interactor is supposed to ta...

Handles application errors and model validations

This plugin gives you the option to not have your custom validation error message prefixed with the attribute name

Post/zip code formatting and validation for the UK, US, CA and more.

Generates modules that provide conventional value semantics for a given set of attributes. The behaviour is similar to an immutable `Struct` class, plus extensible, lightweight validation and coercion.

Plugs directly in the the Google's native C++ [libphonenumber](https://github.com/google/libphonenumber) for extemely _fast_ and _robust_ phone number parsing, validation, and formatting. On average, most methods are 40x t0 50x faster than other Ruby phone number libraries.

Provides JSON Schema validation for ElasticGraph.

Model.validates { presence_of :name }

Callback Hell analyzes your Rails application models and provides useful insights on callbacks and validations defined

Schema-based validation and coercion for Ruby data structures, inspired by Prismatic/schema for Clojure.

A custom validation for your Active Model that check if an array is included in another one

Validatable is a library for adding validations.

CPF and CNPJ validations for ActiveModel and Rails

A Rails plugin that adds an ActiveRecord validation helper to do range and start/end date checking in.