Allows easy generation of the allhomes.com.au XML feed by passing in property attributes. Also allows validation of XML

Amp's required plugin, providing core functionality (such as repository detection and amp-specific command validations) to all other plugins.

Rails 3 assocation validation for id fields

Serialize models with validation errors to json-api errors.

Give you the ability to search the Australia Post Web site with either Suburb or Postcode, and return an array of Locations. Also add's validation methods to ActiveRecord Objects to allow you to validate that A Postcode + State + Suburb is correct

Enkrip will encrypt & decrypt Active Record attributes seamlessly with Message Encryptor. By default compatible with Active model validation

HTTP request signing and validation library with support for header signing and multiple backends.

A component to auto generate seed data with ActiveRecord using a set of predefined or custom rules respecting models validations

validation error renderer for ajax request

Create backbone twitter bootstrap form views easily using helpers. Handle and display validation failures from rails.

Use the backbone-forms library https://github.com/powmedia/backbone-forms: a "Form framework for BackboneJS with nested forms, editable lists and validation"

masterdata mostly used for validations of countrycodes, country, states, countrydailcode, contactnumbers, pincodes and emailaddress which can be helpful for data preprocessing. Along with this something special is that gaining the information from country/countrycodes/countrydailcodes.Lets look ...

Bank account tools for dealing with IBANs/BICs: information, validation and formatting.

Module containing classes to handle calls to Unified Software's International Bank Validation REST web services BankValInternational Services catered for by this module are getABAdetails, ibanValidate and getBankDetails2

Adds activemerchant gateway support for hash validation, querying transactions, and submitting payment via hosted forms

Validations for Non Active Record Models

Web parameters validation for Ruby 🛡️

Ruby on Rails plugin for HTML validation and link checking

Cenvup is used to upload Chef Environment to Chef Server. This tool actually wrap around "Knife environment from file" and adds some validation to make sure we don't push outdated environments

Chronorails handles adding virtual attributes to your models (with suitable validations, etc) allowing you to set date and duration fields with natural language text.