Libraries tagged by immutable values

An immutable IP Address value object that provides several different notations, including helper functions.

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A comprehensive immutable value objects implementation

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A comprehensive immutable value objects implementation

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Immutable base objects, value objects, and value bag.

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A PHP library/collection of classes aimed to help developers using and undestanding immutable objects.(temporary package)

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Type-safe file upload handling with immutable value objects

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Lightweight .env file loader for PHP — supports quoted values, variable interpolation, and immutable loading

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Defines the default behavior contract for PHP value objects with structural equality.

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Strict immutable DTOs, VOs, and SVOs for PHP 8.4+ with construction-time type validation, deep path mutation, and automatic validation chaining.

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Immutable numeric value object with chainable arithmetic operations and Laravel Number formatting

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Immutable DTOs with bidirectional casting. No framework required. 8x faster than the alternative.

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A lightweight zero-dependency PHP library for building immutable, serializable objects with validation capabilities.

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A modern PHP package for WordPress option management with validation and immutable value objects

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RQL (Resource Query Language) domain layer -- immutable value objects, AST nodes, and interfaces. Zero dependencies.

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An Immutable Value Object JSend compliant

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