atoum : A simple, modern and intuitive unit testing framework for PHP!
Goutte : Goutte is a screen scraping and web crawling library for PHP.
Goutte provides a nice API to crawl websites and extract data from the HTML/XML response...
PHP_CodeSniffer : PHP_CodeSniffer tokenises PHP, JavaScript and CSS files and detects violations of a defined set of coding standards.
Kint : Kint for PHP is a tool designed to present your debugging data in the absolutely best way possible.
In other words, it’s var_dump() and debug_backtrac...
A tool for quickly profiling variables and resources used by PHP.