Awesome PHP

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

Contributing and Collaborating

Please see CONTRIBUTING, CODE-OF-CONDUCT and COLLABORATING for details.

Awesome PHP
Software
Resources

Composer Repositories

Composer Repositories.

Firegento - Magento Module Composer Repository.
Packagist - The PHP Package Repository.
Private Packagist - Composer package archive as a service for PHP.
WordPress Packagist - Manage your plugins with Composer.
Zend Framework Packages - Zend Framework Composer Repository.

Dependency Management

Libraries for dependency and package management.

Composer Installers - A multi framework Composer library installer.
Composer - A package and dependency manager.
Melody - A tool to build one file Composer scripts.
Pickle - A PHP extension installer.

Dependency Management Extras

Extras related to dependency management.

Composed - A library to parse your project's Composer environment at runtime.
Composer Merge Plugin - A composer plugin to merge several composer.json files.
Prestissimo - A composer plugin which enables parallel install process.
Satis - A static Composer repository generator.
tooly - A library to manage PHAR files in project using Composer.
Toran Proxy - A static Composer repository and proxy.

Frameworks

Web development frameworks.

Aura Framework - A framework built from independent components.
CakePHP - A rapid application development framework (CP).
Laravel 6 - Another PHP framework (L6).
Nette - Another framework comprised of individual components.
Phalcon - A framework implemented as a C extension.
PPI Framework 2 - An interoperability framework.
Symfony - A framework comprised of individual components (SF).
Yii2 - Another PHP framework.
Zend Framework 3 - A framework comprised of individual components (ZF3).
Ice - Another simple and fast PHP framework delivered as C-extension.

Framework Extras

Extras related to web development frameworks.

CakePHP CRUD - A Rapid Application Development (RAD) plugin for CakePHP.
Knp RAD Components - A set of Rapid Application Development (RAD) components for Symfony.
Symfony CMF - A Content Management Framework to create custom CMS.

Content Management Systems (CMS)

Tools for managing digital content.

Backdrop - A CMS targeting small-to-medium sized business and non-profits (a fork of Drupal).
Concrete5 - A CMS targering users with a minimum of technical skills.
Drupal - An enterprise level CMS.
Grav - A modern flat-file CMS.
Joomla - Another leading CMS.
Magento - The most popular ecommerce platform.
WordPress A blogging platform and CMS.

Components

Standalone components from web development frameworks and development groups.

Aura - Independent components, fully decoupled from each other and from any framework.
CakePHP Plugins - A directory of CakePHP plugins.
Hoa Project - Another package of PHP components.
League of Extraordinary Packages - A PHP package development group.
Spatie Open Source - A collection of open source PHP and Laravel packages.
Symfony Components - The components that make Symfony.
Zend Framework Components - The components that make Zend Framework.

Micro Frameworks

Micro frameworks and routers.

Bullet PHP - A micro framework for building REST APIs.
Lumen - A micro-framework by Laravel.
Radar - An Action-Domain-Responder implementation for PHP.
Slim - Another simple micro framework.
Expressive - A micro-framework by Zend.

Micro Framework Extras

Extras related to micro frameworks and routers.

Silex Skeleton - A project skeleton for Silex.
Silex Web Profiler - A web debug toolbar for Silex.
Slim Skeleton - A skeleton for Slim.
Slim Twig View - Integrate Twig into Slim.
Slim PHP View - A simple PHP renderer for Slim.

Routers

Libraries for handling application routing.

Aura.Router - A full-featured routing library.
Fast Route - A fast routing library.
Klein - A flexible router.
Pux - Another fast routing library.
Route - A routing library built on top of Fast Route.

Templating

Libraries and tools for templating and lexing.

Aura.View - Provides TemplateView and TwoStepView using PHP as the tempting language, with support for partials, sections, and helpers.
Foil - Another native PHP templating library.
MtHaml - A PHP implementation of the HAML template language.
Mustache - A PHP implementation of the Mustache template language.
PHPTAL - A PHP implementation of the TAL templating language.
Plates - A native PHP templating library.
Smarty - A template engine to complement PHP.
Twig - A comprehensive templating language.
Tale Jade - A PHP implementation of the Jade template language.

Static Site Generators

Tools for pre-processing content to generate web pages.

Couscous - Couscous turns Markdown documentation into beautiful websites. It's GitHub Pages on steroids.
Sculpin - A tool that converts Markdown and Twig into static HTML.
Spress - An extensible tool that converts Markdown and Twig into HTML.

HTTP

Libraries for working with HTTP.

Buzz - Another HTTP client.
Guzzle - A comprehensive HTTP client.
HTTPlug - An HTTP client abstraction without binding to a specific implementation.
PHP VCR - A library for recording and replaying HTTP requests.
Requests - A simple HTTP library.
Retrofit - A library to ease creation of REST API clients.
Symfony HTTP Client - A component to fetch HTTP resources synchronously or asynchronously.
zend-diactoros - PSR-7 HTTP Message implementation.

Scraping

Libraries for scraping websites.

Embed - An information extractor from any web service or page.
Goutte - A simple web scraper.
Symfony Panther - A browser testing and web crawling library for PHP and Symfony.
PHP Spider - A configurable and extensible PHP web spider.

Middlewares

Libraries for building application using middlewares.

Expressive - PSR-7 Middleware framework from Zend.
PSR7-Middlewares - Inspiring collection of handy middlewares.
Relay - A PHP 5.5 PSR-7 middleware dispatcher.
Stack - A library of stackable middleware for Silex/Symfony.
zend-stratigility - Middleware for PHP built on top of PSR-7.

URL

Libraries for parsing URLs.

PHP Domain Parser - A domain suffix parser library.
Purl - A URL manipulation library.
sabre/uri - A functional URI manipulation library.
Uri - Another URL manipulation library.

Email

Libraries for sending and parsing email.

CssToInlineStyles - A library to inline CSS in email templates.
Email Reply Parser - An email reply parser library.
Email Validator - A small email address validation library.
Fetch - An IMAP library.
Mautic - Email marketing automation
PHPMailer - Another mailer solution.
Stampie - A library for email services such as SendGrid, PostMark, MailGun and Mandrill.
SwiftMailer - A mailer solution.

Files

Libraries for file manipulation and MIME type detection.

CSV - A CSV data manipulation library.
Flysystem - Another filesystem abstraction layer.
Gaufrette - A filesystem abstraction layer.
Hoa Mime - Another MIME detection library.
PHP FFmpeg - A wrapper for the FFmpeg video library.
UnifiedArchive - A unified reader and writer of compressed archives.

Streams

Libraries for working with streams.

Streamer - A simple object-orientated stream wrapper library.

Dependency Injection

Libraries that implement the dependency injection design pattern.

Aura.Di - A serializable dependency injection container with constructor and setter injection, interface and trait awareness, configuration inheritance, and much more.
Acclimate - A common interface to dependency injection containers and service locators.
Auryn - A recursive dependency injector.
Container - Another flexible dependency injection container.
Disco - A PSR-11 compatible, annotation-based dependency injection container.
PHP-DI - A dependency injection container that supports autowiring.
Pimple - A tiny dependency injection container.
Symfony DI - A dependency injection container component (SF).

Imagery

Libraries for manipulating images.

Color Extractor - A library for extracting colours from images.
Glide - An on-demand image manipulation library.
Image Hash - A library for generating perceptual image hashes.
Image Optimizer - A library for optimizing images.
Imagine - An image manipulation library.
Intervention Image - Another image manipulation library.
PHP Image Workshop - Another image manipulation library.

Testing

Libraries for testing codebases and generating test data.

Alice - An expressive fixture generation library.
AspectMock - A mocking framework for PHPUnit/Codeception.
Atoum - A simple testing library.
Behat - A behaviour driven development (BDD) testing framework.
Codeception - A full stack testing framework.
Faker - A fake data generator library.
HTTP Mock - A library for mocking HTTP requests in unit tests.
Kahlan - Full stack Unit/BDD testing framework with built-in stub, mock and code-coverage support.
Mink - Web acceptance testing.
Mockery - A mock object library for testing.
ParaTest - A parallel testing library for PHPUnit.
Peridot - An event driven test framework.
Phake - Another mock object library for testing.
Pho - Another behaviour driven development testing framework.
PHP-Mock - A mock library for built-in PHP functions (e.g. time()).
PHPSpec - A design by specification unit testing library.
PHPT - A test tool used by PHP itself.
PHPUnit - A unit testing framework.
Prophecy - A highly opinionated mocking framework.
VFS Stream - A virtual filesystem stream wrapper for testing.

Continuous Integration

Libraries and applications for continuous integration.

CircleCI - A continuous integration platform.
GitlabCi - Let GitLab CI test, build, deploy your code. TravisCi like.
Jenkins - A continuous integration platform with PHP support.
JoliCi - A continuous integration client written in PHP and powered by Docker.
PHPCI - An open source continuous integration platform for PHP.
SemaphoreCI - A continuous integration platform for open source and private projects.
Shippable - A Docker based continious integration platform for open source and private projects.
Travis CI - A continuous integration platform.
Setup PHP - A GitHub Action for PHP.

Documentation

Libraries for generating project documentation.

APIGen - Another API documentation generator.
daux.io - A documentation generator which uses Markdown files.
PHP Documentor 2 - A documentation generator.
phpDox - A documentation generator for PHP projects (that is not limited to API documentation).
Sami - An API documentation generator.

Security

Libraries for generating secure random numbers, encrypting data and scanning for vulnerabilities.

Halite - A simple library for encryption using libsodium.
HTML Purifier - A standards compliant HTML filter.
IniScan - A tool that scans PHP INI files for security.
Optimus - Id obfuscation based on Knuth's multiplicative hashing method.
PHP Encryption - Secure PHP Encryption Library.
PHP SSH - An experimental object orientated SSH wrapper library.
PHPSecLib - A pure PHP secure communications library.
random_compat - PHP 5.x support for random_bytes() and random_int()
RandomLib - A library for generating random numbers and strings.
Symfony Security Monitoring - A web tool to check your Composer dependencies for security advisories, previously known as "SensioLabs Security Check".
TCrypto - A simple encrypted key-value storage library.
VAddy - A continuous security testing platform for web applications.
Zed - An integrated penetration testing tool for web applications.

Passwords

Libraries and tools for working with and storing passwords.

GenPhrase - A library for generating secure random passphrases.
Password Compat - A compatibility library for the new PHP 5.5 password functions.
Password Policy - A password policy library for PHP and JavaScript.
Password Validator - A library for validating and upgrading password hashes.
Password-Generator - PHP library to generate random passwords.
PHP Password Lib - A library for generating and validating passwords.
phpass - A portable password hashing framework.
Zxcvbn PHP - A realistic PHP password strength estimate library based on Zxcvbn JS.

Code Analysis

Libraries and tools for analysing, parsing and manipulating codebases.

Better Reflection - AST-based reflection library that allows analysis and manipulation of code
Code Climate - An automated code review.
PHP Parser - A PHP parser written in PHP.
PHP Semantic Versioning Checker - A command line utility that compares two source sets and determines the appropriate semantic versioning to apply.
PHPLOC - A tool for quickly measuring the size of a PHP project.
PHPQA - A tool for running QA tools (phploc, phpcpd, phpcs, pdepend, phpmd, phpmetrics).
Qafoo Quality Analyzer - A tool to visualize metrics and source code.
Scrutinizer - A web tool to scrutinise PHP code.
UBench - A simple micro benchmark library.

Code Quality

Libraries for managing code quality, formatting and linting.

PHP CodeSniffer - A library that detects PHP, CSS and JS coding standard violations.
PHP CS Fixer - A coding standards fixer library.
PHP Mess Detector - A library that scans code for bugs, sub-optimal code, unused parameters and more.
PHPCheckstyle - A tool to help adhere to certain coding conventions.
PHPCPD - A library that detects copied and pasted code.

Static Analysis

Libraries for performing static analysis of PHP code.

Exakat - A static analysis engine for PHP.
Deptrac - A static code analysis tool that helps to enforce rules for dependencies between software layers.
Mondrian - A code analysis tool using Graph Theory.
phan - A static analyzer based on PHP 7+ and the php-ast extension.
PHPCompatibility - A PHP compatibility checker for PHP CodeSniffer.
PhpDependencyAnalysis - A tool to create customisable dependency graphs.
PHP Metrics - A static metric library.
PHP Migration - A static analyzer for PHP version migration.
PHPStan - A PHP Static Analysis Tool.
Psalm - A static analysis tool for finding errors in PHP applications.

Architectural

Libraries related to design patterns, programming approaches and ways to organize code.

Design Patterns PHP - A repository of software patterns implemented in PHP.
Finite - A simple PHP finite state machine.
Functional PHP - A functional programming library.
Iter - A library that provides iteration primitives using generators.
Patchwork - A library for redefining userland functions.
Pipeline - A pipeline pattern implementation.
RulerZ - A powerful rule engine and implementation of the Specification pattern.

Debugging and Profiling

Libraries and tools for debugging and profiling code.

APM - Monitoring extension collecting errors and statistics into SQLite/MySQL/StatsD.
Barbushin PHP Console - Another web debugging console using Google Chrome.
Blackfire.io - A low-overhead code profiler.
Kint - A debugging and profiling tool.
PHP Console - A web debugging console.
PHP Debug Bar - A debugging toolbar.
PHPBench - A benchmarking Framework.
PHPSpy - A low-overhead sampling profiler.
Tideways.io - Monitoring and profiling tool.
Tracy - A simple error detection, logging and time measuring library.
xDebug - A debug and profile tool for PHP.
XHProf - A profiling tool originally developed by Facebook.
Z-Ray - A debug and profile tool for Zend Server.

Build Tools

Project build and automation tools.

Box - A utility to build PHAR files.
Construct - A PHP project/micro-package generator.
Phing - A PHP project build system inspired by Apache Ant.

Task Runners

Libraries for automating and running tasks.

Bldr - A PHP Task runner built on Symfony components.
Jobby - A PHP cron job manager without modifying crontab.
Robo - A PHP Task runner with object-orientated configurations.
Task - A pure PHP task runner inspired by Grunt and Gulp.

Navigation

Tools for building navigation structures.

KnpMenu - A menu library.
Menu - A flexible menu library with a fluent interface.

Asset Management

Tools for managing, compressing and minifying website assets.

JShrink - A JavaScript minifier library.
Munee - An asset optimiser library.
Puli - A library for determining assets absolute paths.
BowerPHP - A PHP implementation of Bower. A package manager for the web

Geolocation

Libraries for geocoding addresses and working with latitudes and longitudes.

GeoCoder - A geocoding library.
GeoJSON - A GeoJSON implementation.
GeoTools - A library of geo-related tools.
PHPGeo - A simple geo library.

Date and Time

Libraries for working with dates and times.

CalendR - A calendar management library.
Carbon - A simple DateTime API extension.
Chronos - A DateTime API extension supporting both mutable and immutable date/time.
Moment.php - Moment.js inspired PHP DateTime handler with i18n support.
Yasumi - An library to help you calculate the dates and names of holidays.

Event

Libraries that are event-driven or implement non-blocking event loops.

Amp - An event driven non-blocking I/O library.
Broadway - An event source and CQRS library.
Cake Event - An event dispatcher library (CP).
Elephant.io - Yet another web socket library.
Evenement - An event dispatcher library.
Event - An event library with a focus on domain events.
Hoa EventSource - An event source library.
Hoa WebSocket - Another web socket library.
Prooph Event Store - An event source component to persist event messages
PHP Defer - Golang's defer statement for PHP.
Ratchet - A web socket library.
React - An event driven non-blocking I/O library.
RxPHP - A reactive extension library.
Swoole - An event-driven asynchronous and concurrent networking communication framework with high performance for PHP written in C.
Workerman - An event driven non-blocking I/O library.

Logging

Libraries for generating and working with log files.

Monolog - A comprehensive logger.

E-commerce

Libraries and applications for taking payments and building online e-commerce stores.

Money - A PHP implementation of Fowler's money pattern.
OmniPay - A framework agnostic multi-gateway payment processing library.
Payum - A payment abstraction library.
Shopware - Highly customizable e-commerce software
Swap - An exchange rates library.
Sylius - An open source e-commerce solution.

PDF

Libraries and software for working with PDF files.

Dompdf - A HTML to PDF converter.
PHPPdf - A library for generating PDFs and images from XML.
Snappy - A PDF and image generation library.
WKHTMLToPDF - A tool to convert HTML to PDF.

Office

Libraries for working with office suite documents.

PHPPowerPoint - A library for working with Microsoft PowerPoint Presentations.
PHPWord - A library for working with Microsoft Word documents.
PHPSpreadsheet - A pure PHP library for reading and writing spreadsheet files (successor of PHPExcel).
Spout - Read and write spreadsheet files (CSV, XLSX and ODS), in a fast and scalable way .

Database

Libraries for interacting with databases using object-relational mapping (ORM) or datamapping techniques.

Atlas.Orm - A data mapper implementation for your persistence model in PHP.
Aura.Sql - Provides an extension to the native PDO along with a profiler and connection locator.
Aura.SqlQuery - Independent query builders for MySQL, PostgreSQL, SQLite, and Microsoft SQL Server.
Baum - A nested set implementation for Eloquent.
Cake ORM - Object-Relational Mapper, implemented using the DataMapper pattern (CP).
Doctrine Extensions - A collection of Doctrine behavioural extensions.
Doctrine - A comprehensive DBAL and ORM.
Eloquent - A simple ORM (L6).
Pomm - An Object Model Manager for PostgreSQL.
ProxyManager - A set of utilities to generate proxy objects for data mappers.
RedBean - A lightweight, configuration-less ORM.
Spot2 - A MySQL datamapper ORM.

Migrations

Libraries to help manage database schemas and migrations.

Doctrine Migrations - A migration library for Doctrine.
Migrations - A migration management library.
Phinx - Another database migration library.
PHPMig - Another migration management library.
Ruckusing - Database migrations for PHP ala ActiveRecord Migrations with support for MySQL, Postgres, SQLite.

NoSQL

Libraries for working with "NoSQL" backends.

PHPMongo - A MongoDB ORM.
Predis - A feature complete Redis library.

Queue

Libraries for working with event and task queues.

Bernard - A multibackend abstraction library.
BunnyPHP - A performant pure-PHP AMQP (RabbitMQ) sync and also async (ReactPHP) library.
Pheanstalk - A Beanstalkd client library.
PHP AMQP - A pure PHP AMQP library.
Tarantool Queue - PHP bindings for Tarantool Queue.
Thumper - A RabbitMQ pattern library.

Search

Libraries and software for indexing and performing search queries on data.

Elastica - A client library for ElasticSearch.
ElasticSearch PHP - The official client library for ElasticSearch.
Solarium - A client library for Solr.
Sphinx Search - Sphinx Search library provides SphinxQL indexing and searching features
SphinxQL query builder - A query library for the Sphinx search engine.

Command Line

Libraries related to the command line.

Aura.Cli - Provides the equivalent of request ( Context ) and response ( Stdio ) objects for the command line interface, including Getopt support, and an independent Help object for describing commands.
Boris - A tiny PHP REPL.
Cilex - A micro framework for building command line tools.
CLI Menu - A library for building CLI menus.
CLIFramework - A command-line framework supports zsh/bash completion generation, subcommands and option constraints. It also powers phpbrew.
CLImate - A library for outputting colours and special formatting.
Commando - Another simple command line opt parser.
Cron Expression - A library to calculate cron run dates.
GetOpt - A command line opt parser.
GetOptionKit - Another command line opt parser.
Hoa Console - Another command line library.
PsySH - Another PHP REPL.
ShellWrap - A simple command line wrapper library.

Authentication and Authorization

Libraries for implementing user authentication and authorization.

Aura.Auth - Provides authentication functionality and session tracking using various adapters.
SocialConnect Auth - An open source social sign (OAuth1\OAuth2\OpenID\OpenIDConnect).
Json Web Token - Json Tokens to authenticate and transmit information.
OAuth 1.0 Client - An OAuth 1.0 client library.
OAuth 2.0 Client - An OAuth 2.0 client library.
OAuth2 Server - Another OAuth2 server implementation.
OAuth2 Server - An OAuth2 authentication server, resource server and client library.
Opauth - A multi-provider authentication framework.
PHP oAuthLib - Another OAuth library.
Sentinel Social - A library for social network authentication.
Sentinel - A framework agnostic authentication & authorisation library.
TwitterOAuth - A Twitter OAuth library.

Markup

Libraries for working with markup.

Cebe Markdown - An fast and extensible Markdown parser.
CommonMark PHP - A Markdown parser which supports the full CommonMark spec.
Decoda - A lightweight markup parser library.
Emoji - A library that converts unicode characters and names into emoji images.
HTML to Markdown - Converts HTML into Markdown.
HTML5 PHP - An HTML5 parser and serializer library.
Parsedown - Another Markdown parser.
PHP Markdown - A Markdown parser.

Strings

Libraries for parsing and manipulating strings.

Agent - A PHP desktop/mobile user agent parser, based on Mobiledetect.
ANSI to HTML5 - An ANSI to HTML5 converter library.
Color Jizz - A library for manipulating and converting colours.
Device Detector - Another library for parsing user agent strings.
Hoa String - Another UTF-8 string library.
Jieba-PHP - A PHP port of Python's jieba. Chinese text segmentation for natural language processing.
Mobile-Detect - A lightweight PHP class for detecting mobile devices (including tablets).
Patchwork UTF-8 - A portable library for working with UTF-8 strings.
Portable UTF-8 - A string manipulation library with UTF-8 safe replacement methods.
Slugify - A library to convert strings to slugs.
SQL Formatter - A library for formatting SQL statements.
Stringy - A string manipulation library with multibyte support.
UA Parser - A library for parsing user agent strings.
URLify - A PHP port of Django's URLify.js.
UUID - A library for generating UUIDs.

Numbers

Libraries for working with numbers.

ByteUnits - A library to parse, format and convert byte units in binary and metric systems.
LibPhoneNumber for PHP - A PHP implementation of Google's phone number handling library.
PHP Conversion - Another library for converting between units of measure.
PHP Units of Measure - A library for converting between units of measure.

Filtering and Validation

Libraries for filtering and validating data.

Assert - A validation library with a rich set of assertions. Supports assertion chaining and lazy assertions.
Aura.Filter - Provides tools to validate and sanitize objects and arrays.
Cake Validation - Another validation library (CP).
Filterus - A simple PHP filtering library.
ISO-codes - A library for validating inputs according standards from ISO, International Finance, Public Administrations, GS1, Book Industry, Phone numbers & Zipcodes for many countries.
JSON Schema - A JSON Schema validation library.
MetaYaml - A schema validation library that supports YAML, JSON and XML.
Respect Validation - A simple validation library.
Upload - A library for handling file uploads and validation.
Valitron - Another validation library.
Volan - Another simplified validation library.

API

Libraries and web tools for developing APIs.

API Platform - Expose in minutes an hypermedia REST API that embraces JSON-LD, Hydra format.
Apigility - An API builder built with Zend Framework 2.
Drest - A library for exposing Doctrine entities as REST resource endpoints.
HAL - A Hypertext Application Language (HAL) builder library.
Hateoas - A HATEOAS REST web service library.
Negotiation - A content negotiation library.
Restler - A lightweight framework to expose PHP methods as RESTful web API.
wsdl2phpgenerator - A tool to generate PHP classes from SOAP WSDL files.

Caching

Libraries for caching data.

Alternative PHP Cache (APC) - Open opcode cache for PHP.
APIx Cache - A thin PSR-6 cache wrapper to various caching backends emphasising cache tagging and indexing.
CacheTool - A tool to clear APC/opcode caches from the command line.
Cake Cache - A caching library (CP).
Doctrine Cache - A caching library.
Metaphore - Cache slam defense using a semaphore to prevent dogpile effect.
Stash - Another library for caching.
Zend Cache - Another caching library (ZF2).

Data Structure and Storage

Libraries that implement data structure or storage techniques.

Cake Collection - A simple collections library (CP).
Fractal - A library for converting complex data structures to JSON output.
Ginq - Another PHP library based on .NET's LINQ.
JsonMapper - A library that maps nested JSON structures onto PHP classes.
Knapsack - Collection library inspired by Clojure's sequences.
msgpack.php - A pure PHP implementation of the MessagePack serialization format.
PINQ - A PHP library based on .NET's LINQ (Language Integrated Query).
Porter - Data import abstraction framework.
Serializer - A library for serialising and de-serialising data.
YaLinqo - Yet Another LINQ to Objects for PHP.
Zend Serializer - Another library for serialising and de-serialising data (ZF2).

Notifications

Libraries for working with notification software.

JoliNotif - A cross-platform library for desktop notification (support for Growl, notify-send, toaster, etc)
Notification Pusher - A standalone library for device push notifications.
Notificato - A library for handling push notifications.
Notificator - A lightweight notification library.
Php-pushwoosh - A PHP Library to easily send push notifications with the Pushwoosh REST Web Services.

Deployment

Libraries for project deployment.

Deployer - A deployment tool.
Envoy - A tool to run SSH tasks with PHP.
Rocketeer - A fast and easy deployer for the PHP world.

Internationalisation and Localisation

Libraries for Internationalization (I18n) and Localization (L10n).

Aura.Intl - Provides internationalization (I18N) tools, specifically package-oriented per-locale message translation.
Cake I18n - Message translation and localization for dates and numbers (CP)

Serverless

Libraries and tools to help build serverless web applications.

Bref - Serverless PHP on AWS Lambda.
OpenWhisk - An open source serverless cloud platform.
Serverless Framework - An open source framework for building serverless applications.

Configuration

Libraries and tools for configuration.

PHP Dotenv - Parse and load environment variables from .env files.
Symfony Dotenv- Parse and load environment variables from .env files.

Third Party APIs

Libraries for accessing third party APIs.

Amazon Web Service SDK - The official PHP AWS SDK library.
Campaign Monitor - The official Campaign Monitor PHP library.
Dropbox SDK - The official PHP Dropbox SDK library.
Github - A library to interface with the Github API.
Mailgun The official Mailgun PHP API.
Stripe - The official Stripe PHP library.
Twilio - The official Twilio PHP REST API.

Extensions

Libraries to help build PHP extensions.

PHP CPP - A C++ library for developing PHP extensions.
Zephir - A compiled language between PHP and C++ for developing PHP extensions.

Miscellaneous

Useful libraries or tools that don't fit in the categories above.

Annotations - An annotations library (part of Doctrine).
BotMan - A framework agnostic PHP library to build cross-platform chat bots.
Cake Utility - Utility classes such as Inflector, String, Hash, Security and Xml (CP).
Chief - A command bus library.
ClassPreloader - A library for optimising autoloading.
Country List - A list of all countries with names and ISO 3166-1 codes.
Embera - An Oembed consumer library.
Essence - A library for extracting web media.
Graphviz - A Graphviz library.
Hprose-PHP - A very newbility RPC Library, support 25+ languages now.
JSON Lint - A JSON lint utility.
JSONPCallbackValidator - A library for validating JSONP callbacks.
Lock - A lock library to provide exclusive execution.
Metrics - A simple metrics API library.
noCAPTCHA - Helper for Google's noCAPTCHA (reCAPTCHA).
Nmap - A PHP wrapper around Nmap.
Pagerfanta - A pagination library.
PHP PassBook - A PHP library for iOS PassBook.
PHP-ML - A library for Machine Learning in PHP.
PHPCR - A PHP port of the Java Content Repository (JCR).
PHPStack - A TCP/IP stack proof of concept written in PHP.
print_o - An object graph visualizer.
Procrastinator - A library for running time consuming tasks.
Prooph Service Bus - Lightweight message bus supporting CQRS and Micro Services
RMT - A library for versioning and releasing software.
sabre/vobject - A library for parsing VCard and iCalendar objects.
Slimdump - An easy dumper tool for MySQL.
Spork - A process forking library.
SuperClosure - A library that allows Closures to be serialized.
Symfony VarDumper - A variable dumper component (SF).
Underscore - A PHP port of the Underscore JS library.
Whoops - A pretty error handling library.

Software

Software for creating a development environment.

PHP Installation

Tools to help install and manage PHP on your computer.

HomeBrew - A package manager for OSX.
Brew PHP Switcher - Brew PHP switcher.
PHP Brew - A PHP version manager and installer.
PHP Build - Another PHP version installer.
PHP OSX - A PHP installer for OSX.
VirtPHP - A tool for creating and managing isolated PHP environments.

Development Environment

Software and tools for creating a sandboxed development environment.

Ansible - A radically simple orchestration framework.
Phansible - A web tool for building PHP development virtual machines with Ansible.
Protobox - Another web tool for building PHP development virtual machines.
PuPHPet - A web tool for building PHP development virtual machines.
Puppet - A server automation framework and application.
Vagrant - A portable development environment utility.
Docker - A containerization platform.

Virtual Machines

Alternative PHP virtual machines.

Hack - A programming language for HHVM.
HHVM - A Virtual Machine, Runtime and JIT for PHP by Facebook.

Text Editors and IDEs

Text Editors and Integrated Development Environments (IDE) with support for PHP.

Atom - A hackable text editor.
Atom IDE - An IDE extension for Atom.
Eclipse for PHP Developers - A PHP IDE based on the Eclipse platform.
Netbeans - An IDE with support for PHP and HTML5.
PhpStorm - A commercial PHP IDE.
VS Code - An open source code editor.

Web Applications

Web-based applications and tools.

3V4L - An online PHP & HHVM shell.
DBV - A database version control application.
PHP Queue - An application for managing queueing backends.
MailCatcher - A web tool for capturing and viewing emails.
Cachet - The open source status page system.
phpRedisAdmin - A simple web interface to manage Redis databases.
phpMyAdmin - A web interface for MySQL/MariaDB.
Adminer - Database management in a single PHP file.
Lychee - An easy to use and great looking photo-management-system.

Infrastructure

Infrastructure for providing PHP applications and services.

appserver.io - A multithreaded application server for PHP, written in PHP.
php-pm - A process manager, supercharger and load balancer for PHP applications.

Resources

Various resources, such as books, websites and articles, for improving your PHP development skills and knowledge.

PHP Websites

Useful PHP-related websites.

libs.garden: PHP - An overview of fastest growing PHP libraries.
Nomad PHP - A online PHP learning resource.
PHP Best Practices - A PHP best practice guide.
PHP FIG - The PHP Framework Interoperability Group.
PHP Mentoring - Peer to peer PHP mentorship organization.
PHP Package Development Standards - Package development standards for PHP.
PHP School - Open Source Learning for PHP.
PHP Security - A guide to PHP security.
PHP The Right Way - A PHP best practice quick reference guide.
PHP UG - A website to help people locate their nearest PHP user group (UG).
PHP Versions - Lists which versions of PHP are available on several popular web hosts.
PHP Weekly - A weekly PHP newsletter.
Securing PHP - A newsletter about PHP security and library recommendations.
Seven PHP - A website that interviews members of the PHP community.
PHP Annotated Monthly - A monthly digest of PHP news.

Other Websites

Useful websites related to web development.

Atlassian Git Tutorials - A series of Git tutorials.
Learning Linux - A website for learning Linux.
Semantic Versioning - A website explaining semantic versioning.
Servers for Hackers - A newsletter about server management.
The Open Web Application Security Project (OWASP) - An open software security community.

PHP Books

Fantastic PHP-related books.

Functional Programming in PHP - This book will show you how to leverage these new PHP5.3+ features by understanding functional programming principles
Grumpy PHPUnit - A book about unit testing with PHPUnit by Chris Hartjes.
Mastering Object-Orientated PHP - A book about object-orientated PHP by Brandon Savage.
Modern PHP New Features and Good Practices - A book about new PHP features and best practices by Josh Lockhart.
Modernizing Legacy Applications in PHP - A book about modernizing legacy PHP applications by Paul M. Jones.
PHP 7 Upgrade Guide - An ebook covering all of the features and changes in PHP 7 by Colin O'Dell.
PHP Pandas - A book about learning to write PHP by Dayle Rees.
Scaling PHP Applications - An ebook about scaling PHP applications by Steve Corona.
Securing PHP: Core Concepts - A book about common security terms and practices for PHP by Chris Cornutt.
Signaling PHP - A book about catching PCNTL signals in CLI scripts by Cal Evans.
The Grumpy Programmer's Guide to Building Testable PHP Applications - A book about building testing PHP applications by Chris Hartjes.
XML Parsing with PHP - This book covers parsing and validating XML documents, leveraging XPath expressions, and working with namespaces as well as how to create and modify XML files programmatically.
Domain-Driven Design in PHP - Real examples written in PHP showcasing DDD Architectural Styles.

Other Books

Books related to general computing and web development.

Elasticsearch: The Definitive Guide - A guide to working with Elasticsearch by Clinton Gormley and Zachary Tong.
Eloquent JavaScript - A book about JavaScript programming by Marijn Haverbeke.
Head First Design Patterns - A book that expains software design patterns.
Pro Git - A book about Git by Scott Chacon and Ben Straub.
The Linux Command Line - A book about the Linux command line by William Shotts.
The Tangled Web — Securing Web Applications - A book about securing web applications by Michal Zalewski.
Understanding Computation - A book about computation theory by Tom Stuart.
Vagrant Cookbook - A book about creating Vagrant environments by Erika Heidi.

PHP Videos

Fantastic PHP-related videos.

Nomad PHP Lightning Talks - 10 to 15 minute Lightning Talks by PHP community members.
PHP UK Conference - A collection of videos from the PHP UK Conference.
Programming with Anthony - A video series by Anthony Ferrara.
Taking PHP Seriously - A talk outlining PHP's strengths by Keith Adams of Facebook.

PHP Podcasts

Podcasts with a focus on PHP topics.

PHP Internals New - A podcast about PHP internals.
PHP Roundtable - The PHP Roundtable is a casual gathering of developers discussing topics that PHP nerds care about.
PHP Town Hall - A casual PHP podcast by Ben Edmunds and Phil Sturgeon.
Voices of the ElePHPant Interviews with the people that make the PHP community special.

PHP Reading

PHP-releated reading materials.

Composer Primer - A Composer primer.
Composer Stability Flags - An article about Composer stability flags.
Composer Versioning - An article about Composer versioning.
Create Your Own PHP Framework - A series of articles on how to make your own PHP framework by Fabien Potencier.
Don't Worry About BREACH - An article about the BREACH hack and CSRF tokens.
On PHP 5.3, Lambda Functions and Closures - An article about lambda functions and closures.
PHP Is Much Better Than You Think - An article about the PHP language and ecosystem.
PHP Package Checklist - A checklist for successful PHP package development.
PHP Sucks! But I Like It! - An article about the pros and cons of PHP.
Preventing CSRF Attacks - An article on preventing CSRF attacks.
Seven Ways to Screw Up BCrypt - An article about correct BCrypt implementation.
The 2018 Guide to Building Secure PHP Software - A guide to building secure PHP software.
Use Env - An article about using the unix environment helper.

PHP Internals Reading

Reading materials related to the PHP internals or performance.

Disproving the Single Quotes Myth - An article about performance of single and double quoted strings.
How Big Are PHP Arrays (And Values) Really? - An article about array internals.
How Foreach Works - A detailed StackOverflow answer about foreach.
How Long is a Piece of String - An article about string internals.
PHP Evaluation Order - An article about evaluation order in PHP.
PHP Internals Book - An online book about PHP internals, written by three core developers.
PHP RFCs - The home of PHP RFCs (Request for Comments).
Print vs Echo, Which One is Faster? - An article about print and echo performance.
The PHP Ternary Operator. Fast or Not? - An article ternary performance.
Understanding OpCodes - An article about opcodes.
When Does Foreach Copy? - An article about the internals of foreach.
Why Objects (Usually) Use Less Memory Than Arrays - An article about object and array internals.
You're Being Lied To - An article about internal ZVALs.
Collecting Garbage: 1 2 3 - A series about the PHP garbage collection internals.
PHP Source Code for Developers: 1 2 3 4 - A series about the PHP source code.

PHP Magazines

Fantastic PHP-related magazines.

php[architect] - A monthly magazine dedicated to PHP.