atoum : A simple, modern and intuitive unit testing framework for PHP!
PHP_CodeSniffer : PHP_CodeSniffer tokenises PHP, JavaScript and CSS files and detects violations of a defined set of coding standards.
GrumPHP : Sick and tired of defending code quality over and over again? GrumPHP will do it for you! This composer plugin will register some git hooks in your pa...
Locust : A modern load testing framework
Define user behaviour with Python code, and swarm your system with millions of simultaneous users.
PhantomJS : PhantomJS is a headless WebKit with JavaScript API. It has fast and native support for various web standards: DOM handling, CSS selector, JSON, Canvas...
This PHP library allows creating functional webdriver tests with PHP.