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A set of translation abstractions extracted out of the Symfony components

A set of service abstractions extracted out of the Symfony components

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

Allows manipulating MIME messages

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

A set of cache abstractions extracted out of the Symfony components

This bundles enables efficient loading of Doctrine fixtures in functional test-cases for Symfony applications

Assertions to validate method input/output with nice error messages.

Twig extensions

A small library for converting tokenized PHP source code into XML (and potentially other formats)

Allows exporting any serializable PHP data structure to plain PHP code

Symfony Security Component - HTTP Integration

Symfony Security Component - Guard

Symfony Security Component - Core Library

Executes commands in sub-processes

Symfony polyfill for intl's idn_to_ascii and idn_to_utf8 functions

Symfony polyfill for ctype functions

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

Provides an engine that can compile and evaluate expressions

A set of abstractions extracted out of the Symfony components

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

Provides a list of PHP built-in functions that operate on resources

Provides functionality to recursively process PHP variables

Allows reflection of object attributes, including inherited and non-public ones

Traverses array structures and object graphs to enumerate all referenced objects

Snapshotting of global state, factored out of PHPUnit into a stand-alone component

Provides the functionality to export PHP variables for visualization

Provides functionality that helps writing PHP code that has runtime-specific execution paths