Symfony polyfill backporting some PHP 7.3+ features to lower PHP versions

Symfony polyfill for the Mbstring extension

Symfony polyfill for intl's Normalizer class and related functions

Symfony polyfill for intl's idn_to_ascii and idn_to_utf8 functions

Symfony polyfill for intl's grapheme_* functions

Symfony polyfill for ctype functions

PHP polyfills

Symfony Monolog Bundle

Provides integration for Monolog with various Symfony components

Allows manipulating MIME messages

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 an engine that can compile and evaluate expressions

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

Provides tools to manage errors and ease debugging PHP code

Registers environment variables from a .env file

Eases DOM navigation for HTML and XML documents

Allows you to standardize and centralize the way objects are constructed in your application

Converts CSS selectors to XPath expressions

A set of abstractions extracted out of the Symfony components

Eases the creation of beautiful and testable command line interfaces

Helps you find, load, combine, autofill and validate configuration values of any kind

Provides extended PSR-6, PSR-16 (and tags) implementations

Comprehensive mailing tools for PHP

Associate users with roles and permissions

Library that helps with managing the version number of Git-hosted PHP projects