Content Negotiation tools for PHP.

A set of translation abstractions extracted out of the Symfony components

Provides an object-oriented API to strings and deals with bytes, UTF-8 code points and grapheme clusters in a unified way

Enables decoupling PHP applications from global state

Symfony Redis extension Messenger Bridge

Symfony polyfill backporting some PHP 8.3+ features to lower PHP versions

PHP polyfills

Provides password hashing utilities

Helps applications send and receive messages to/from other applications or via message queues

Helps sending emails

Creates and manages locks, a mechanism to provide exclusive access to a shared resource

A set of event dispatcher abstractions extracted out of the Symfony components

Provides tools to manage errors and ease debugging PHP code

A generic function and convention to trigger deprecation notices

Decouples applications from the system clock

A set of cache abstractions extracted out of the Symfony components

Implementation of PSR-17 (HTTP Message Factories)

PSR-20 repository

Extra strict and opinionated rules for PHPStan

PHPStan rules for detecting usage of deprecated classes, methods, properties, constants and traits.

Documentation Generator for PHP

Adds CORS (Cross-Origin Resource Sharing) headers support in your Symfony application

Declaratively specify how to extract elements from a JSON document, in PHP

An HTML5 parser and serializer for PHP.

League URI Interfaces

[READ-ONLY] URI manipulation Library

Easy integration with OAuth 2.0 service providers.

Easily talk to an OAuth2 server for social functionality in Symfony