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

PSR-7 HTTP message library

Doctrine Cache component

Symfony polyfill for the Mbstring extension

Utility class for timing

Promises/A+ library for PHP with synchronous support

Diff implementation

Maps an HTTP request to a set of configuration variables

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

FilterIterator implementation that filters files based on a list of suffixes, prefixes, and other exclusion criteria.

Component for reading phar.io manifest information from a PHP Archive (PHAR)

Executes commands in sub-processes

Library for handling version information and constraints

Converts CSS selectors to XPath expressions

Provides mechanisms for walking through any arbitrary PHP variable

A simple template engine.

Provides tools to ease debugging PHP code

The purpose of this PSR is to provide a set of common interfaces for HTTP messages as described in RFC 7230 and RFC 7231

Provides the functionality to compare PHP values for equality.

Provides the functionality to export PHP variables for visualization

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

Annotations Docblock Parser

Looks up which function or method a line of code belongs to

Provides tools to internationalize your application

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

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

Provides functionality to recursively process PHP variables

Traverses array structures and object graphs to enumerate all referenced objects

Wrapper around PHP's tokenizer extension.