A (memory) friendly, easy, lazy and modular collection class.

🗃 Array manipulation library for PHP, called Arrayy!

Library to send e-mails over different transports and protocols (like SMTP and IMAP) using immutable messages and streams. Also includes SMTP server.

Functional PHP Preprocessor - Generate Immutable Data Types

Immutable value object for IPv4 and IPv6 addresses, including helper methods and Doctrine support.

PHP Functional Programming library. Monads, common use functions and generic collections.

🔒 Immutable object library for PHP

A Virtual DOM based templating-engine for PHP

Creates (immutable) PHP model classes from JSON-Schema files including all validation rules as PHP code

Immutable PHP currency converter that's data-agnostic.

A simple functional programming library for PHP

Immutable, Statically-typed, Cloneable and Serializable Auto-generated Plain-old PHP Objects

Functional PHP Toolset: Centralized monorepository for all libraries

Couleur is a modern PHP 8.1+ color library, intended to be compatible with CSS Color Module Level 4.

💫 PSR #7 [HTTP Message Interface] to Nette Framework (@nette)

Some Scala useful classes ported to PHP.

An immutable API on top of PDO to compose and execute SQL statements

Collection of php functions that allows you to write code in a declarative way, functional programming.

PHP 7.1+ Query String manipulation library. No dependency, immutable, lightweight, PSR-7 compliant.

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