A collection of assertions for use with minitest and activerecord. Simplifies testing associations and validations by introspecting associations and validations for you models.

Log validation errors to the database for later inspection.

Form real time validations for free on Rails applications

Social Security Number (SSN) Validation

PrettyValidation generate validation modules from database schema

Embedded documents in Mongoid can be really useful. However, when one of those embedded documents is invalid, Mongoid does not say which validation has failed. Instead of just saying that an embedded document is invalid, this gem modifies Mongoid behavior so it explicitly provides validation erro...

Localize error messages in dm-validations.

Form validation for Rails with Dry-Validation

RELAX NG schema validation using Jing, a Java based RELAX NG validator that emits clear, detailed validation errors. ruby-jing validates XML documents by wrapping Jing's java command-line user interface.

Uses the model validation logic you have already defined to generate javascript validation using jquery

jQuery-Validation-Engine jquery plugin for rails project.

Easily track all the validation errors on your database so that you can analyse them.

Validation groups for ActiveRecord

Formtastic extension that does client side form validation

Realtime remote form input validations delivered via websockets

ActiveValidators is a collection of ActiveModel/ActiveRecord validations

ShipEngine's easy-to-use REST API lets you manage all of your shipping needs without worrying about the complexities of different carrier APIs and protocols. We handle all the heavy lifting so you can focus on providing a first-class shipping experience for your customers at the best possible pri...

Adds soft validations (warnings) to ActiveModel

Extension for default Rails validations. Adds some useful methods.

Ruby Library for the numverify API, Global Phone Number Validation & Lookup, https://numverify.com/