The Symfony PHP framework

Dependency Manager for PHP

Guzzle, an extensible PHP HTTP client

Sends your logs to files, sockets, inboxes, databases and various web services

The PHP Unit Testing framework.

A PHP parser written in PHP

A simple PHP API extension for DateTime.

Abstraction for local and remote filesystems

A pure PHP library for reading and writing spreadsheet files

PHP Email address validator

Doctrine Inflector is a small library that can perform string manipulations with regard to uppercase/lowercase and singular/plural forms of words.

Base library for a lexer that can be used in Top-Down, Recursive Descent Parsers.

Doctrine Object Relational Mapper (ORM)

Doctrine Database Abstraction Layer

A PSR-5 based resolver of Class names, Types and Structural Element Names

Library that provides collection, processing, and rendering functionality for PHP code coverage information.

Create deep copies (clones) of your objects

Highly opinionated mocking framework for PHP 5.3+

PSR-7 HTTP message library

Doctrine Cache component

Utility class for timing

A flexible and feature-complete Redis client for PHP.

Promises/A+ library for PHP with synchronous support

Diff implementation