composer

Dependency Manager for PHP

Semantic versioning utilities with the addition of version constraints parsing and checking.

Simple static Composer repository generator - For a full private Composer repo use Private Packagist

Lets you find a path to the system CA bundle, and includes a fallback to the Mozilla CA bundle.

Restart a CLI process without loading the xdebug extension.

Package Repository Website - try https://packagist.com if you need your own -

A Multi-Framework Composer Library Installer

Tools for working with the SPDX license list and validating licenses.

PCRE wrapping library that offers type-safe preg_* replacements.

getcomposer.org sources