Master programming by recreating your favorite technologies from scratch.

Implement event systems, signal slots, intercepting filters, and observers.

Twig, the flexible, fast, and secure template language for PHP

Loads and dumps YAML files

Provides a development tool that gives detailed information about the execution of any request

Provides mechanisms for walking through any arbitrary PHP variable

Provides a tight integration of Twig into the Symfony full-stack framework

Provides integration for Twig with various Symfony components

Give thanks (in the form of a GitHub ★) to your fellow PHP package maintainers (not limited to Symfony components)!

The Symfony PHP framework

Provides a tight integration of the Security component into the Symfony full-stack framework

Provides a complete security system for your web application

Maps an HTTP request to a set of configuration variables

Provides functions to read and write from/to an object or array using a simple string notation

Executes commands in sub-processes

Symfony polyfill backporting some PHP 7.2+ features to lower PHP versions

Symfony polyfill for the Mbstring extension

Provides utilities for PHPUnit, especially user deprecation notices management

A Symfony Pack for Doctrine ORM

Enforces Long Term Supported versions of Symfony components

Converts words between their singular and plural forms (English only)

Provides a structured process for converting a Request into a Response

Defines an object-oriented layer for the HTTP specification

Provides a tight integration between Symfony components and the Symfony full-stack framework

Composer plugin for Symfony

Finds files and directories via an intuitive fluent interface

Provides basic utilities for the filesystem

Provides tools that allow your application components to communicate with each other by dispatching events and listening to them

Registers environment variables from a .env file