BetterSeo provides a clean, fluent DSL for managing meta tags, Open Graph, Twitter Cards, XML sitemaps, and more. Features include automatic HTML generation, dynamic sitemap generation, validation, Rails integration, and 99.7% test coverage.

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.

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 🛡️

better-riak-client is an improved version of Basho's official Ruby client for Riak. It's a drop-in replacement that supports everything the official client does, in a gem that isn't bloated to multiple megabytes in size, and that fixes various outstanding issues like broken SSL validation.

It is a Gem for creating and rendering the HTML of the error message when there is a validation error for the request sent by ajax.

BicValidation provides a simple ActiveModel::EachValidator for formally validating Business Identifier Codes (BIC) aka SWIFT-codes.

Sets blank attributes to nil as part of validation

Ruby on Rails plugin for HTML validation and link checking

opala is a simple and declarative Ruby gem for data validation and organization

cajuina is a simple and declarative Ruby gem for data validation and organization

poty is a simple and declarative Ruby gem for data validation and organization

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 This tool actually wrap around "Knife environment from file" and adds some validation to make sure we don't push outdated environments

Poti is a simple and declarative Ruby gem for data validation and organization

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

Use ActiveRecord Validations in any class