ValidatesTimeliness mongoid ORM compatability.

Makes boolean validations a little cleaner.

Parse numbers suffixed with mangitude specifiers and/or abbreivations.

Library for validating unchangeable attributes.

Validates if an attribute has a valid xml content or a xsd valid content.

Adds validation methods considering different country zip code formats. Currently, we can validate 130 countries.

With this gem you will have several validations that are common on day day and that will make life much easier for dev. Validations can be returned in a simple and standardized way..

Delegates validation between objects

A notifier for form validation errors.

Find and report ActiveRecord validation errors.

validation_examples_matcher provides rspec matcher testing validations with examples.

Use reflection to spec ActiveModel validations

A Validation framework for creating validation profiles, allowing for the separation & reuse of validation logic from the object being validated.

ActiveModel Interface for validation_reflection

A collection of common validation rules

A collection of delicious Rails validators

Checks whether an ActiveModel Validator is attached to an attribute of a Model and with which options

extension for active_record

Validação de inscrição estadual dos 26 estados federativos

Allow validate uniqueness across multiple column