Define additional sets of validations beyond the standard "errors" that is tied to the ...
Scope ActiveModel validations
A Rails plugin that adds validation sets to Active Record.
If you need a way to easily skip validations on some attributes and only in certain cas...
A extension activemodel's validations to validation step by step.
Reuse your Rails model validations on the client-side.
Validation Tracker Client
A collection of delicious Rails validators
Rails plugin that maps model validations to class names on form elements to integrate w...
ActiveModel validations for domains (including TLDs), ip addresses and email addresses ...
Checks whether an ActiveModel Validator is attached to an attribute of a Model and with...
Rails 3 generator plugin that generates validator's skeleton files.
Global validator as well as ActiveModel validator
ruby client library for the validator.nu HTML5 validation API
Add some nice ActiveRecord validators.
Minimalist validation matcher
Check the contents of your database by validating the models.
contextual validations for controllers and wanna learn to do other stuff good too
As your Rails projects evolve and grow, your model validations tend to change as well. ...
Adds String#valid_date? method to add utility to the Rails String#to_date method. Deter...
Your favourite validations with Ruby
ActiveModel Validation for email
ActiveModel validation for email. Including MX lookup and disposable email blacklist
replace invalid chars
API Wrapper for Validic
The beginning of a validation library
Ruby gem to check validity of Estonian ID card
Ensure that your routes don't conflict. Main use cases are for dynamic routes that coul...
Provides with the ability to validate url (Rails 4). Allow using http, https and schema...