Validation library

Type system for Ruby supporting coercions, constraints and complex types like structs, value objects, enums etc

Common monads for Ruby

Simple type-system for Ruby

dry-schema provides a DSL for defining schemas with keys and rules that should be applied to values. It supports coercion, input sanitization, custom types and localized error messages (with or without I18n gem). It's also used as the schema engine in dry-validation.

Organize your code into reusable components

Organize your code into reusable components

Typed structs and value objects

Predicate logic with rule composition

A mixin to add configuration functionality to your classes

Business Transaction Flow DSL

DSL for declaring params and options of the initializer

A simple, configurable object container implemented in Ruby

Common framework to build command line interfaces with Ruby

Common framework to build command line interfaces with Ruby

A toolset of small support modules used throughout the dry-rb ecosystem

dry-rails provides the official integration of dry-rb gems with Ruby on Rails framework.

Container-agnostic automatic constructor injection

Generates simple and extendable controller, views and helpers that support you to DRY up the CRUD code in your Rails project. Start with these elements and build a clean base to efficiently develop your application upon.

Monitoring and instrumentation APIs