Provides simple, convention-based, user input validation and coercion. Also provides a 'type safe hash' and command line option parser that use it.

Parse and generate INI configuration files with sections, inline comments, multiline values, escape sequences, quoted values, and automatic type coercion for booleans and numbers.

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...

A composable type system for Ruby with runtime validation and coercion.

Validrb is a powerful Ruby schema validation library inspired by Pydantic and Zod. It provides type coercion, rich constraints, schema composition, union types, discriminated unions, custom validators, JSON Schema generation, and serialization.

Load environment variables from multiple .env files with configurable precedence, type coercion, required key validation, default values, and template generation for documentation.