A simple yet powerfull testing library for bash scripts.

The PHP Unit Testing framework.

Library that provides collection, processing, and rendering functionality for PHP code coverage information.

A REPL for PHP

Invoke PHP callables with a timeout

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

A list of helpful front-end related questions you can use to interview potential candidates, test yourself or completely ignore.

A curated list of amazingly awesome PHP libraries, resources and shiny things.

Xdebug — Step Debugger and Debugging Aid for PHP

A PHP parser written in PHP

Develop, Build and Test PHP Extensions

Événement is a very simple event dispatching library for PHP.

A lightweight php namespace aware autoload generator and phar archive builder

Asynchronous WebSocket server

Thin assertion library for use in libraries and business-model

Dependency injection container for PHP, inspired by google-guice

A tool for quickly measuring the size of a PHP project.

Component using the European Commission (EC) VAT Information Exchange System (VIES) to verify and validate VAT registration numbers in the EU, using PHP and Composer.

PHP_CodeSniffer tokenizes PHP files and detects violations of a defined set of coding standards.

A curated list of amazingly awesome open source sysadmin resources inspired by Awesome PHP.

Example scripts that cause segfaults in PHP

Documentation generator for PHP Code using standard technology (SRC, DOCBLOCK, XML and XSLT)

Torii is a simple but powerful portal application (framework) which easily allows writing and adding new modules.

Copy/Paste Detector (CPD) for PHP code.

An Extension to PHP's standard DOM to add various convinience methods and exceptions by default

A* (A Star) search algorithm for PHP

Wrapper around PHP's tokenizer extension.

The email boilerplate for sending out nicely formatted messages.

Nyan Cat result printer for PHPUnit