contextual validations for controllers and wanna learn to do other stuff good too

DSL for variable scoping / encapsulation for readability and organisation, by means of block indents and explicit variable declarations. Useful when organising complex conditions such as procs (case-in-point: complex `... if: -> {}` Rails model validations

Hecks JSON Schema Validations

It sure would be awesome if ActiveResource actually allowed us to do client-side validation of our ActiveResource objects like their documentation promises: http://apidock.com/rails/ActiveResource/Base

Add a validation headers filter to your rails controller.

Validate an email address using RFC 822 pattern match regex regular expressions

Basic document validation

The Wechat Validator engine handles the Wechat server validation requests. 微信验证器引擎处理微信服务器的验证请求。

Checksum validation for New Zealand IRD numbers. See http://www.ird.govt.nz/how-to/irdnumbers/ for details of what an IRD is.

RailsRestKit provides a comprehensive solution for building RESTful Rails controllers with minimal boilerplate. It automatically generates standard CRUD actions (index, show, new, create, edit, update, destroy) with built-in lifecycle callbacks and validation states (valid/invalid). The gem inclu...

Tiny implementation of the command pattern, including input validation, using Scrivener.

RSpec matches for Mongoid models, including association and validation matchers

A Rails engine for semantic HTML forms with enforced internationalization. Provides reusable form components with built-in accessibility, validation states, and strict i18n requirements.

A gem that generates Ruby classes for JSON schema validation of API endpoints based on their Swagger documentation.

EnvCheck is a lightweight Ruby gem that ensures your required and optional environment variables are present and valid before your app boots. Features smart config discovery (.env_check.yml or config/env_check.yml), comprehensive type validation with 9 built-in validators, .env loading with doten...

Allow to store ActiveModel validations in ORM.

Validate event schema with JSON Schema with json-schema ruby library.

ActiveModel Bank data validation

GraphQL Authorizer is built to provide request signature, timestamp validation, endpoint blocking and throttling using `rack-attack` gem.

gem using RapidJSON as a backend to provide fast validation for JSON schemas