Mockery is a simple yet flexible PHP mock object framework for use in unit testing with PHPUnit, PHPSpec or any other testing framework. Its core goal is to offer a test double framework with a succinct API capable of clearly defining all possible object operations and interactions using a human readable Domain Specific Language (DSL).
Faker is a PHP library that generates fake data for you
PHP Mutation Testing library
Next-gen phpDoc parser with support for intersection types and generics
vfsStream is a stream wrapper for a virtual file system that may be helpful in unit tests to mock the real file system. It can be used with any unit test framework, like PHPUnit or SimpleTest.
Generate Laravel test factories from your existing models
Realtime benchmarks for PHP code
Laravel-style database seeder for Magento 2 / Mage-OS. Generate realistic products (all types), categories, customers, orders (all states), CMS pages, and reviews via bin/magento db:seed.
Simple blog module to your Symfony2 project. Posts / Tags / Cut and Read more / Highlight Source Code / Breadcrumbs / Paginations / Unit tests / Disqus comments widget
Symfony bundle which is used to create fake API Sandbox response with annotations