Access environment variables. Also includes presence validation, type coercion and default values.

A zero-dependency Ruby gem for validating hash data against schemas with type checking, coercion, required/optional fields, and custom validators.

Provides a DSL for generating immutable Ruby Data objects with type coercion and data transformation capabilities.

Access environment variables. Also includes presence validation, type coercion and default values.

Simple and composable validation and coercion of data structures inspired by clojure specs

Rbdantic provides BaseModel-like data classes with field validation, type coercion, custom validators, JSON Schema generation, and serialization. Inspired by Python's Pydantic.

Emu acts as a replacement for ad-hoc type coercions and strong_parameters.

Coerce blank strings into nil objects for ActiveRecord

dry-types attribute coercion integration for well_formed

Form-object base class for Rails: typed props with always-on coercion, blank-to-nil, nested forms, multi-model attribute mapping, and ActiveModel validations. Built on the Literal gem.

Define your resources with a clean DSL, and RestEasy handles naming conventions, type coercion, serialisation, authentication, and HTTP plumbing — so you can ship an API gem with minimal boilerplate.

Ukiryu is a platform-adaptive command execution framework that transforms CLI tools into declarative APIs. It provides the "OpenAPI" for command-line interfaces, enabling cross-platform tool integration with type safety and structured results. Key features: * Declarative YAML profiles define to...

One API to load .env, YAML, JSON, TOML, environment variables, and defaults with automatic type coercion, layered priority, AES-256-GCM encryption, schema validation, variable interpolation, sensitive value masking, and file watching.

An ActiveRecord plugin to strip whitespace from strings and coerce empty strings to nil values on assignment.

Safe type coercion for the Jet Toolkit.

Lazy attribute coercion

Declaration and coercion of PORO attributes

It is a tiny presentation layer with a small DSL to define properties, collections, light type coercion via dry-types, and optional ActiveModel validations. It's designed to be framework-friendly but not framework-bound.

Ruby attributes with type coercion.

A small library for manipulating form-based data with validations and attributes coercion.