ActiveRecord::Enum fire SQL request and bypass ActiveModel::Validations, this let you play with enum and validation

Use reflection to spec ActiveModel validations

Awesome validation and object matching library

It allows you to specify validations for method arguments, using `validate_args` to supply validation rules of a hash or array.

Declare ActiveModel validations fluently

RSpec matchers for testing ActiveModel custom validations in isolation from your application's models

HMAC Validation for Rails.

Rails Active MCP enables secure Rails console access through Model Context Protocol (MCP) for AI agents and development tools like Claude Desktop. Provides safe database querying, model introspection, and code execution with comprehensive safety checks and audit logging. Features include: • Sa...

Extra matchers to test model validation

ActiveRecord extension that allows to infer validation rules from database

Another validation library

Automate the writing of validations, relations in files and specs. Create boilerplate validation in models, specs, migrations. This specs are generated based on rspec, shoulda-matchers and factorygirl

If you need a way to easily skip validations on some attributes and only in certain cases, this gem will allow you to do it in a clean and elegant way.

Automatically pull validations out of your database and apply them to your models

A collection of Regular Expression validations

Live validator is a Rails Guilded (http://github.com/midas/guilded/tree/master) component that will reflect ActiveRecord validations and use them to live validate forms. Live validator uses the Live Validation (http://www.livevalidation.com) JavaScript library to accomplish this task. It also...

Live validator is a Rails Guilded (http://github.com/midas/guilded/tree/master) component that will reflect ActiveRecord validations and use them to live validate forms. Live validator uses the Live Validation (http://www.livevalidation.com) JavaScript library to accomplish this task. It also...

Ember.js validation add on (hai18n)

MongoMapper Plugin for ClientSideValidaitons

Ember Plugin for ClientSideValidaitons