Awesome PHP !Awesome (https://cdn.jsdelivr.net/gh/sindresorhus/awesome@d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg) (https://github.com/sindresorhus/awesome)

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

Contributing and Collaborating
Please see CONTRIBUTING (https://github.com/ziadoz/awesome-php/blob/master/CONTRIBUTING.md), CODE-OF-CONDUCT (https://github.com/ziadoz/awesome-php/blob/master/CODE-OF-CONDUCT.md) and COLLABORATING 
(https://github.com/ziadoz/awesome-php/blob/master/COLLABORATING.md) for details.

Table of Contents
- Awesome PHP (#awesome-php)
  - Composer Repositories (#composer-repositories)
  - Dependency Management (#dependency-management)
  - Dependency Management Extras (#dependency-management-extras)
  - Frameworks (#frameworks)
  - Framework Extras (#framework-extras)
  - Content Management Systems (#content-management-systems-cms)
  - Components (#components)
  - Micro Frameworks (#micro-frameworks)
  - Micro Framework Extras (#micro-framework-extras)
  - Routers (#routers)
  - Templating (#templating)
  - Static Site Generators (#static-site-generators)
  - HTTP (#http)
  - Scraping (#scraping)
  - Middlewares (#middlewares)
  - URL (#url)
  - Email (#email)
  - Files (#Files)
  - Streams (#streams)
  - Dependency Injection (#dependency-injection)
  - Imagery (#imagery)
  - Testing (#testing)
  - Continuous Integration (#continuous-integration)
  - Documentation (#documentation)
  - Security (#security)
  - Passwords (#passwords)
  - Code Analysis (#code-analysis)
  - Code Quality (#code-quality)
  - Static Analysis (#static-analysis)
  - Architectural (#architectural)
  - Debugging and Profiling (#debugging-and-profiling)
  - Error Tracking and Monitoring Services (#error-tracking-and-monitoring-services)
  - Build Tools (#build-tools)
  - Task Runners (#task-runners)
  - Navigation (#navigation)
  - Asset Management (#asset-management)
  - Geolocation (#geolocation)
  - Date and Time (#date-and-time)
  - Event (#event)
  - Logging (#logging)
  - E-commerce (#e-commerce)
  - PDF (#pdf)
  - Office (#office)
  - Database (#database)
  - Migrations (#migrations)
  - NoSQL (#nosql)
  - Queue (#queue)
  - Search (#search)
  - Command Line (#command-line)
  - Authentication and Authorization (#authentication-and-authorization)
  - Markup and CSS (#markup-and-css)
  - JSON (#json)
  - Strings (#strings)
  - Numbers (#numbers)
  - Filtering and Validation (#filtering-and-validation)
  - API (#api)
  - Caching and Locking (#caching-and-locking)
  - Data Structure and Storage (#data-structure-and-storage)
  - Notifications (#notifications)
  - Deployment (#deployment)
  - Internationalisation and Localisation (#internationalisation-and-localisation)
  - Serverless (#serverless)
  - Configuration (#configuration)
  - Third Party APIs (#third-party-apis)
  - Extensions (#extensions)
  - Miscellaneous (#miscellaneous)
- Software (#software)
  - PHP Installation (#php-installation)
  - Development Environment (#development-environment)
  - Virtual Machines (#virtual-machines)
  - Text Editors and IDEs (#text-editors-and-ides)
  - Web Applications (#web-applications)
  - Infrastructure (#infrastructure)
- Resources (#resources)
  - PHP Websites (#php-websites)
  - PHP Books (#php-books)
  - PHP Videos (#php-videos)
  - PHP Conferences (#php-conferences)
  - PHP Podcasts (#php-podcasts)
  - PHP Newsletters (#php-newsletters)
  - PHP Reading (#php-reading)
  - PHP Internals Reading (#php-internals-reading)

Composer Repositories
Composer Repositories.

⟡ Firegento (https://packages.firegento.com/) - Magento Module Composer Repository.
⟡ Packagist (https://packagist.org/) - The PHP Package Repository.
⟡ Private Packagist (https://packagist.com/) - Composer package archive as a service for PHP.
⟡ WordPress Packagist (https://wpackagist.org/) - Manage your plugins with Composer.

Dependency Management
Libraries for dependency and package management.

⟡ Composer Installers (https://github.com/composer/installers) - A  multi-framework Composer library installer.
⟡ Composer (https://getcomposer.org/) - A package and dependency manager.
⟡ Phive (https://phar.io/) - A PHAR manager.
⟡ Pickle (https://github.com/FriendsOfPHP/pickle) - A PHP extension installer.

Dependency Management Extras
Extras related to dependency management.

⟡ Composed (https://github.com/joshdifabio/composed) - A library to parse your project's Composer environment at runtime.
⟡ Composer Merge Plugin (https://github.com/wikimedia/composer-merge-plugin) - A composer plugin to merge several composer.json files.
⟡ Composer Normalize (https://github.com/ergebnis/composer-normalize) - A plugin for normalizing composer.json files.
⟡ Composer Patches (https://github.com/cweagans/composer-patches) - A plugin for Composer to apply patches.
⟡ Composer Prefer Lowest Validator (https://github.com/dereuromark/composer-prefer-lowest) - A plugin to check if minimum dependencies can be installed and tested.
⟡ Composer Require Checker (https://github.com/maglnet/ComposerRequireChecker) - CLI tool to analyze composer dependencies and verify that no unknown symbols are used in the sources of a package.
⟡ Composer Unused (https://github.com/composer-unused/composer-unused) - A CLI Tool to scan for unused composer packages.
⟡ Repman (https://repman.io) - A private PHP package repository manager and Packagist proxy.
⟡ Satis (https://github.com/composer/satis) - A static Composer repository generator.
⟡ Tooly (https://github.com/tommy-muehle/tooly-composer-script) - A library to manage PHAR files in a project using Composer.
⟡ Toran Proxy (https://toranproxy.com) - A Composer proxy for speed and reliability. (:warning: Toran Proxy is being phased out.)

Frameworks
Web development frameworks.

⟡ CakePHP (https://cakephp.org/) - A rapid application development framework.
⟡ CodeIgniter (https://codeigniter.com/) - A powerful PHP framework with a very small footprint.
⟡ Laminas (https://getlaminas.org/) - A framework comprised of individual components (previously Zend Framework).
⟡ Laravel (https://laravel.com/) - A web application framework with expressive, elegant syntax.
⟡ Nette (https://nette.org) - A web framework comprised of mature components.
⟡ Phalcon (https://phalcon.io/en-us) - A framework implemented as a C extension.
⟡ Spiral (https://spiral.dev/) - A high-performance PHP/Go framework.
⟡ Symfony (https://symfony.com/) - A set of reusable components and a web framework.
⟡ Yii2 (https://github.com/yiisoft/yii2/) - A fast, secure, and efficient web framework.

Framework Extras
Extras related to web development frameworks.

⟡ CakePHP CRUD (https://github.com/friendsofcake/crud) - A Rapid Application Development (RAD) plugin for CakePHP.
⟡ Knp RAD Components (https://rad.knplabs.com/) - A set of Rapid Application Development (RAD) components for Symfony.
⟡ LaravelS (https://github.com/hhxsv5/laravel-s) - An out-of-the-box adapter between Laravel/Lumen and Swoole.
⟡ Livewire (https://livewire.laravel.com/) - Powerful, dynamic, front-end UIs without leaving PHP.

Content Management Systems (CMS)
Tools for managing digital content.

⟡ Backdrop (https://backdropcms.org) - A CMS targeting small-to-medium-sized business and non-profits (a fork of Drupal).
⟡ Concrete5 (https://www.concretecms.com/) - A CMS targeting users with a minimum of technical skills.
⟡ CraftCMS (https://github.com/craftcms/cms) - A flexible, user-friendly CMS for creating custom digital experiences on the web and beyond.
⟡ Drupal (https://www.drupal.org) - An enterprise level CMS.
⟡ Grav (https://github.com/getgrav/grav) - A modern flat-file CMS.
⟡ Joomla (https://www.joomla.org/) - Another leading CMS.
⟡ Kirby (https://getkirby.com/) - A flat-file CMS that adapts to any project.
⟡ Magento (https://github.com/magento/magento2) - The most popular e-commerce platform.
⟡ Moodle (https://moodle.org/) - An open-source learning platform.
⟡ Pico CMS (https://picocms.org/) - A stupidly simple, blazing fast, flat file CMS.
⟡ Statamic (https://statamic.com/) - Build beautiful, easy-to-manage websites.
⟡ WordPress (https://github.com/WordPress/WordPress) - A blogging platform and CMS.

Components
Standalone components from web development frameworks and development groups.

⟡ Aura (https://auraphp.com/) - Independent components, fully decoupled from each other and from any framework.
⟡ CakePHP Plugins (https://plugins.cakephp.org/) - A directory of CakePHP plugins.
⟡ Laravel Components (https://github.com/illuminate) - The Laravel Framework components.
⟡ League of Extraordinary Packages (https://thephpleague.com/) - A PHP package development group.
⟡ Spatie Open Source (https://spatie.be/open-source) - A collection of open-source PHP and Laravel packages.
⟡ Symfony Components (https://symfony.com/components) - The components that make Symfony.
⟡ Laminas Components (https://docs.laminas.dev/components/) - The components that make the Laminas Framework.

Micro Frameworks
Micro frameworks and routers.

⟡ Laravel-Zero (https://laravel-zero.com) - A micro-framework for console applications.
⟡ Mezzio (https://getexpressive.org/) - A micro-framework by Laminas.
⟡ Minicli (https://github.com/minicli/minicli) - Minimalist, dependency-free framework for building CLI-centric PHP applications.
⟡ Silly (https://github.com/mnapoli/silly) - A micro-framework for CLI applications.
⟡ Slim (https://www.slimframework.com/) - Another simple micro framework.

Micro Framework Extras
Extras related to micro frameworks and routers.

⟡ Slim Skeleton (https://github.com/slimphp/Slim-Skeleton) - A skeleton for Slim.
⟡ Slim Twig View (https://github.com/slimphp/Slim-Views) - Integrate Twig into Slim.
⟡ Slim PHP View (https://github.com/slimphp/PHP-View) - A simple PHP renderer for Slim.

Routers
Libraries for handling application routing.

⟡ Aura.Router (https://github.com/auraphp/Aura.Router) - A full-featured routing library.
⟡ Fast Route (https://github.com/nikic/FastRoute) - A fast routing library.
⟡ Klein (https://github.com/klein/klein.php) - A flexible router.
⟡ Pux (https://github.com/c9s/Pux) - Another fast routing library.
⟡ Route (https://github.com/thephpleague/route) - A routing library built on top of Fast Route.

Templating
Libraries and tools for templating and lexing.

⟡ Latte (https://latte.nette.org/) - The safest and truly intuitive templates for PHP.
⟡ MtHaml (https://github.com/arnaud-lb/MtHaml) - A PHP implementation of the HAML template language.
⟡ Mustache (https://github.com/bobthecow/mustache.php) - A PHP implementation of the Mustache template language.
⟡ PHPTAL (https://phptal.org/) - A PHP implementation of the TAL (https://en.wikipedia.org/wiki/Template_Attribute_Language) templating language.
⟡ Plates (http://platesphp.com/) - A native PHP templating library.
⟡ Smarty (https://www.smarty.net/) - A template engine to complement PHP.
⟡ Twig (https://twig.symfony.com/) - A comprehensive templating language.

Static Site Generators
Tools for pre-processing content to generate web pages.

⟡ Couscous (http://couscous.io) - Couscous turns Markdown documentation into beautiful websites. It's GitHub Pages on steroids.
⟡ Jigsaw (https://jigsaw.tighten.com/) - Simple static sites with Laravel's Blade.
⟡ Sculpin (https://sculpin.io) - A tool that converts Markdown and Twig into static HTML.
⟡ Spress (http://spress.yosymfony.com) - An extensible tool that converts Markdown and Twig into HTML.

HTTP
Libraries for working with HTTP.

⟡ Buzz (https://github.com/kriswallsmith/Buzz) - Another HTTP client.
⟡ Guzzle ( https://github.com/guzzle/guzzle) - A comprehensive HTTP client.
⟡ HTTPlug (http://httplug.io) - An HTTP client abstraction without binding to a specific implementation.
⟡ Nyholm PSR-7 (https://github.com/Nyholm/psr7) - A super lightweight PSR-7 implementation. Very strict and very fast.
⟡ PHP VCR (https://php-vcr.github.io/) - A library for recording and replaying HTTP requests.
⟡ Requests (https://github.com/WordPress/Requests) - A simple HTTP library.
⟡ Retrofit (https://github.com/tebru/retrofit-php) - A library to ease creation of REST API clients.
⟡ Symfony HTTP Client (https://github.com/symfony/http-client) - A component to fetch HTTP resources synchronously or asynchronously.
⟡ Laminas Diactoros (https://github.com/laminas/laminas-diactoros) - PSR-7 HTTP Message implementation.

Scraping
Libraries for scraping websites and detecting crawlers.

⟡ Chrome PHP (https://github.com/chrome-php/chrome) - Instrument headless Chrome/Chromium instances from PHP.
⟡ CrawlerDetect (https://github.com/JayBizzle/Crawler-Detect) - A PHP class for detecting bots/crawlers/spiders via the user agent.
⟡ DiDOM (https://github.com/Imangazaliev/DiDOM) - A super-fast HTML scrapper and parser.
⟡ Embed (https://github.com/oscarotero/Embed) - An information extractor from any web service or page.
⟡ PHP Spider (https://github.com/mvdbos/php-spider) - A configurable and extensible PHP web spider.
⟡ Symfony Panther (https://github.com/symfony/panther) - A browser testing and web crawling library for PHP and Symfony.

Middlewares
Libraries for building application using middlewares.

⟡ PSR-7 Middlewares (https://github.com/oscarotero/psr7-middlewares) - Inspiring collection of handy middlewares.
⟡ Relay (https://github.com/relayphp/Relay.Relay) - A PHP 5.5 PSR-7 middleware dispatcher.
⟡ Stack (https://github.com/stackphp) - A library of stackable middleware for Symfony.
⟡ Laminas Stratigility (https://github.com/laminas/laminas-stratigility) - Middleware for PHP built on top of PSR-7.

URL
Libraries for parsing URLs.

⟡ PHP Domain Parser (https://github.com/jeremykendall/php-domain-parser) - A domain suffix parser library.
⟡ Purl (https://github.com/jwage/purl) - A URL manipulation library.
⟡ sabre/uri (https://github.com/sabre-io/uri) - A functional URI manipulation library.
⟡ Uri (https://github.com/thephpleague/uri) - Another URL manipulation library.

Email
Libraries for sending and parsing email.

⟡ CssToInlineStyles (https://github.com/tijsverkoyen/CssToInlineStyles) - A library to inline CSS in email templates.
⟡ Email Reply Parser (https://github.com/willdurand/EmailReplyParser) - An email reply parser library.
⟡ Email Validator (https://github.com/nojacko/email-validator) - A small email address validation library.
⟡ Fetch (https://github.com/tedious/Fetch) - An IMAP library.
⟡ Mautic (https://github.com/mautic/mautic) - Email marketing automation
⟡ PHPMailer (https://github.com/PHPMailer/PHPMailer) - Another mailer solution.
⟡ PHP IMAP (https://github.com/barbushin/php-imap) - A library to access mailboxes via POP3, IMAP and NNTP.
⟡ Stampie (https://github.com/Stampie/Stampie) - A library for email services such as SendGrid (https://sendgrid.com/en-us), PostMark (https://postmarkapp.com), MailGun (https://www.mailgun.com/) and MailChimp 
(https://mailchimp.com/features/transactional-email/).
⟡ SwiftMailer (https://swiftmailer.symfony.com) - A mailer solution.
⟡ Symfony Mailer (https://github.com/symfony/mailer) - A powerful library for creating and sending emails.

Files
Libraries for file manipulation and MIME type detection.

⟡ CSV (https://github.com/thephpleague/csv) - A CSV data manipulation library.
⟡ Flysystem (https://github.com/thephpleague/Flysystem) - Abstraction for local and remote filesystems.
⟡ Gaufrette (https://github.com/KnpLabs/Gaufrette) - A filesystem abstraction layer.
⟡ PHP FFmpeg (https://github.com/PHP-FFmpeg/PHP-FFmpeg/) - A wrapper for the FFmpeg (https://www.ffmpeg.org/) video library.
⟡ UnifiedArchive (https://github.com/wapmorgan/UnifiedArchive) - A unified reader and writer of compressed archives.

Streams
Libraries for working with streams.

⟡ ByteStream (https://amphp.org/byte-stream) - An asynchronous stream abstraction.
⟡ Streamer (https://github.com/fzaninotto/Streamer) - A simple object-orientated stream wrapper library.

Dependency Injection
Libraries that implement the dependency injection design pattern.

⟡ Aura.Di (https://github.com/auraphp/Aura.Di) - A serializable dependency injection container with constructor and setter injection, interface and trait awareness, configuration inheritance, and much more.
⟡ Acclimate (https://github.com/AcclimateContainer/acclimate-container) - A common interface to dependency injection containers and service locators.
⟡ Auryn (https://github.com/rdlowrey/Auryn) - A recursive dependency injector.
⟡ Container (https://github.com/thephpleague/container) - Another flexible dependency injection container.
⟡ Disco (https://github.com/bitExpert/disco) - A PSR-11 compatible, annotation-based dependency injection container.
⟡ PHP-DI (https://php-di.org/) - A dependency injection container that supports autowiring.
⟡ Pimple (https://pimple.symfony.com/) - A tiny dependency injection container.
⟡ Symfony DI (https://github.com/symfony/dependency-injection) - A dependency injection container component.

Imagery
Libraries for manipulating images.

⟡ Color Extractor (https://github.com/thephpleague/color-extractor) - A library for extracting colours from images.
⟡ Glide (https://github.com/thephpleague/glide) - An on-demand image manipulation library.
⟡ Image Hash (https://github.com/jenssegers/imagehash) - A library for generating perceptual image hashes.
⟡ Image Optimizer (https://github.com/psliwa/image-optimizer) - A library for optimizing images.
⟡ Imagine (https://imagine.readthedocs.io/en/latest/index.html) - An image manipulation library.
⟡ Intervention Image (https://github.com/Intervention/image) - Another image manipulation library.
⟡ PHP Image Workshop (https://github.com/Sybio/ImageWorkshop) - Another image manipulation library.
⟡ PHP QR Code (https://github.com/chillerlan/php-qrcode/) - QR Code generator and reader.

Testing
Libraries for testing codebases and generating test data.

⟡ Alice (https://github.com/nelmio/alice) - An expressive fixture generation library.
⟡ Atoum (https://github.com/atoum/atoum) - A simple testing library.
⟡ Behat (https://docs.behat.org/en/latest/) - A behaviour driven development (BDD) testing framework.
⟡ Codeception (https://github.com/Codeception/Codeception) - A full stack testing framework.
⟡ Faker (https://github.com/fakerphp/faker) - A fake data generator library.
⟡ Foundry (https://github.com/zenstruck/foundry) - A fixture factory generation library for Doctrine.
⟡ Infection (https://github.com/infection/infection) - An AST-based PHP Mutation testing framework.
⟡ Kahlan (https://github.com/kahlan/kahlan) - Full stack Unit/BDD testing framework with built-in stub, mock and code-coverage support.
⟡ Mink (https://mink.behat.org/en/latest/) - Web acceptance testing.
⟡ Mockery (https://github.com/mockery/mockery) - A mock object library for testing.
⟡ Nette Tester (https://github.com/nette/tester) - A productive and enjoyable parallel unit testing framework.
⟡ ParaTest (https://github.com/paratestphp/paratest) - A parallel testing library for PHPUnit.
⟡ Pest (https://pestphp.com/) - A testing framework with a focus on simplicity.
⟡ Phake (https://github.com/phake/phake) - Another mock object library for testing.
⟡ PHP-Mock (https://github.com/php-mock/php-mock) - A mock library for built-in PHP functions (e.g. time()).
⟡ PHP MySQL Engine (https://github.com/vimeo/php-mysql-engine) -  A MySQL engine written in pure PHP.
⟡ PHPSpec (https://github.com/phpspec/phpspec) - A design by specification unit testing library.
⟡ PHPT (https://qa.php.net/write-test.php) - A test tool used by PHP itself.
⟡ PHPUnit (https://github.com/sebastianbergmann/phpunit) - A unit testing framework.
⟡ Prophecy (https://github.com/phpspec/prophecy) - A highly opinionated mocking framework.
⟡ VFS Stream (https://github.com/bovigo/vfsStream) - A virtual filesystem stream wrapper for testing.

Continuous Integration
Libraries and applications for continuous integration.

⟡ CircleCI (https://circleci.com) - A continuous integration platform.
⟡ GitlabCi (https://about.gitlab.com/solutions/continuous-integration/) - Let GitLab CI test, build, deploy your code. TravisCi like.
⟡ Jenkins (https://www.jenkins.io/) - A continuous integration platform with PHP support (https://www.jenkins.io/solutions/php/).
⟡ JoliCi (https://github.com/jolicode/JoliCi) - A continuous integration client written in PHP and powered by Docker.
⟡ PHPCI (https://github.com/dancryer/phpci) - An open-source continuous integration platform for PHP.
⟡ SemaphoreCI (https://semaphoreci.com) - A continuous integration platform for open-source and private projects.
⟡ Shippable (https://jfrog.com/blog/weve-acquired-shippable-to-complete-devops-pipeline-automation-from-code-to-production/) - A Docker based continuous integration platform for open source and private projects.
⟡ Travis CI (https://www.travis-ci.com) - A continuous integration platform.
⟡ Setup PHP (https://github.com/shivammathur/setup-php) - A GitHub Action for PHP.

Documentation
Libraries for generating project documentation.

⟡ APIGen (https://github.com/apigen/apigen) - Another API documentation generator.
⟡ daux.io (https://github.com/dauxio/daux.io) - A documentation generator that uses Markdown files.
⟡ PHP Documentor 2 (https://github.com/phpDocumentor/phpDocumentor) - A documentation generator.
⟡ phpDox (https://phpdox.net/) - A documentation generator for PHP projects (that is not limited to API documentation).
⟡ zircote/swagger-php (https://github.com/zircote/swagger-php) - Generate OpenAPI documentation for your RESTful API.

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

⟡ Halite (https://paragonie.com/project/halite) - A simple library for encryption using libsodium (https://github.com/jedisct1/libsodium).
⟡ HTML Purifier (https://github.com/ezyang/htmlpurifier) - A standards compliant HTML filter.
⟡ Optimus (https://github.com/jenssegers/optimus) - Id obfuscation based on Knuth's multiplicative hashing method.
⟡ OWASP (https://owasp.org/) - Explore the world of cyber security.
⟡ PHPGGC (https://github.com/ambionics/phpggc) - A library of PHP unserializable payloads along with a tool to generate them.
⟡ PHP Encryption (https://github.com/defuse/php-encryption) - Secure PHP Encryption Library.
⟡ PHPSecLib (https://phpseclib.sourceforge.net) - A pure PHP secure communications library.
⟡ random_compat (https://github.com/paragonie/random_compat) - PHP 5.x support for random_bytes() and random_int()
⟡ Roave Security Advisories (https://github.com/Roave/SecurityAdvisories) - This package ensures that your application doesn't have installed dependencies with known security vulnerabilities.
⟡ Secure Headers (https://github.com/BePsvPT/secure-headers) - A package that adds security related headers to HTTP response.
⟡ Symfony Security Monitoring (https://security.symfony.com/) - A web tool to check your Composer dependencies for security advisories, previously known as "SensioLabs Security Check".
⟡ SQLMap (https://github.com/sqlmapproject/sqlmap) - An automatic SQL injection and database takeover tool.
⟡ Zap (https://github.com/zaproxy/zaproxy) - An integrated penetration testing tool for web applications.

Passwords
Libraries and tools for working with and storing passwords.

⟡ GenPhrase (https://github.com/timoh6/GenPhrase) - A library for generating secure random passphrases.
⟡ Password Compat (https://github.com/ircmaxell/password_compat) - A compatibility library for the new PHP 5.5 password functions.
⟡ Password Policy (https://github.com/ircmaxell/password-policy) - A password policy library for PHP and JavaScript.
⟡ Password Validator (https://github.com/jeremykendall/password-validator) - A library for validating and upgrading password hashes.
⟡ Password-Generator (https://github.com/hackzilla/password-generator) - PHP library to generate random passwords.
⟡ PHP Password Lib (https://github.com/ircmaxell/PHP-PasswordLib) - A library for generating and validating passwords.
⟡ phpass (https://www.openwall.com/phpass/) - A portable password hashing framework.
⟡ Zxcvbn PHP (https://github.com/bjeavons/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 (https://github.com/Roave/BetterReflection) - AST-based reflection library that allows analysis and manipulation of code
⟡ Code Climate (https://codeclimate.com) - An automated code review.
⟡ Editorconfig-Checker (https://github.com/editorconfig-checker/editorconfig-checker.php) - A command line utility which verifies that your files implement your .editorconfig rules.
⟡ GrumPHP (https://github.com/phpro/grumphp) - A PHP code-quality tool.
⟡ PHP Magic Number Detector (https://github.com/povils/phpmnd) - A library that detects magic numbers in code.
⟡ PHP Parser (https://github.com/nikic/PHP-Parser) - A PHP parser written in PHP.
⟡ PHP Semantic Versioning Checker (https://github.com/tomzx/php-semver-checker) - A command line utility that compares two source sets and determines the appropriate semantic versioning to apply.
⟡ Phpactor (https://github.com/phpactor/phpactor) - PHP completion, refactoring and introspection tool.
⟡ PHPLOC (https://github.com/sebastianbergmann/phploc) - A tool for quickly measuring the size of a PHP project.
⟡ PHPQA (https://github.com/EdgedesignCZ/phpqa) - A tool for running QA tools (phploc, phpcpd, phpcs, pdepend, phpmd, phpmetrics).
⟡ Rector (https://github.com/rectorphp/rector) - A tool to upgrade and refactor code.
⟡ Scrutinizer (https://scrutinizer-ci.com/) - A web tool to scrutinise PHP code (https://github.com/scrutinizer-ci/php-analyzer).
⟡ UBench (https://github.com/devster/ubench) - A simple micro-benchmark library.

Code Quality
Libraries for managing code quality, formatting and linting.

⟡ CaptainHook (https://github.com/captainhookphp/captainhook) - An easy-to-use and flexible Git hook library.
⟡ PHP CodeSniffer (https://github.com/squizlabs/PHP_CodeSniffer) - A library that detects PHP, CSS and JS coding standard violations.
⟡ PHP CS Fixer (https://github.com/PHP-CS-Fixer/PHP-CS-Fixer) - A coding standards fixer library.
⟡ PHP Mess Detector (https://github.com/phpmd/phpmd) - A library that scans code for bugs, sub-optimal code, unused parameters and more.
⟡ PHPCheckstyle (https://github.com/PHPCheckstyle/phpcheckstyle) - A tool to help adhere to certain coding conventions.
⟡ PHPCPD (https://github.com/sebastianbergmann/phpcpd) - A library that detects copied and pasted code.

Static Analysis
Libraries for performing static analysis of PHP code.

⟡ Exakat (https://github.com/exakat/exakat) - A static analysis engine for PHP.
⟡ Deptrac (https://github.com/qossmic/deptrac) - A static code analysis tool that helps to enforce rules for dependencies between software layers.
⟡ Mondrian (https://github.com/Trismegiste/Mondrian) - A code analysis tool using Graph Theory.
⟡ phan (https://github.com/phan/phan) - A static analyzer based on PHP 7+ and the php-ast extension.
⟡ PHP Architecture Tester (https://github.com/carlosas/phpat) - Easy-to-use architecture testing tool for PHP.
⟡ PHPCompatibility (https://github.com/PHPCompatibility/PHPCompatibility) - A PHP compatibility checker for PHP CodeSniffer.
⟡ PhpDependencyAnalysis (https://github.com/mamuz/PhpDependencyAnalysis) - A tool to create customizable dependency graphs.
⟡ PHP Metrics (https://github.com/phpmetrics/PhpMetrics) - A static metric library.
⟡ PHP Migration (https://github.com/monque/PHP-Migration) - A static analyzer for PHP version migration.
⟡ PHPStan (https://github.com/phpstan/phpstan) - A PHP Static Analysis Tool.
⟡ Psalm (https://github.com/vimeo/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 (https://github.com/DesignPatternsPHP/DesignPatternsPHP ) - A repository of software patterns implemented in PHP.
⟡ Finite (https://yohan.giarel.li/Finite/) - A simple PHP finite state machine.
⟡ Functional PHP (https://github.com/lstrojny/functional-php) - A functional programming library.
⟡ Iter (https://github.com/nikic/iter) - A library that provides iteration primitives using generators.
⟡ IterTools PHP (https://github.com/markrogoyski/itertools-php) - A library that provides functionality for working with iterable entities (similar to itertools library in Python).
⟡ Pipeline (https://github.com/thephpleague/pipeline) - A pipeline pattern implementation.
⟡ Porter (https://github.com/ScriptFUSION/Porter) - Data import abstraction library for consuming Web APIs and other data sources.
⟡ RulerZ (https://github.com/K-Phoen/rulerz) - A powerful rule engine and implementation of the Specification pattern.

Debugging and Profiling
Libraries and tools for debugging errors and profiling code.

⟡ APM (https://pecl.php.net/package/APM) - Monitoring extension collecting errors and statistics into SQLite/MySQL/StatsD.
⟡ Barbushin PHP Console (https://github.com/barbushin/php-console) - Another web debugging console using Google Chrome.
⟡ Kint (https://github.com/kint-php/kint) - A debugging and profiling tool.
⟡ Metrics (https://github.com/beberlei/metrics) - A simple metrics API library.
⟡ PCOV (https://github.com/krakjoe/pcov) - A self-contained code coverage compatible driver.
⟡ PHP Console (https://github.com/Seldaek/php-console) - A web debugging console.
⟡ PHP Debug Bar (http://phpdebugbar.com/) - A debugging toolbar.
⟡ PHPBench (https://github.com/phpbench/phpbench) - A benchmarking Framework.
⟡ PHPSpy (https://github.com/adsr/phpspy) - A low-overhead sampling profiler.
⟡ Symfony VarDumper (https://github.com/symfony/var-dumper) - A variable dumper component.
⟡ Tracy (https://github.com/nette/tracy) - A simple error detection, logging and time measuring library.
⟡ Whoops (https://github.com/filp/whoops) - A pretty error-handling library.
⟡ xDebug (https://github.com/xdebug/xdebug) - A debug and profile tool for PHP.
⟡ XHProf (https://github.com/phacility/xhprof) - A profiling tool originally developed by Facebook.
⟡ Z-Ray (https://www.zend.com/products/z-ray) - A debug and profile tool for Zend Server.

Error Tracking and Monitoring Services
Self-hosted or cloud-based application performance monitoring & error tracking tools

⟡ Blackfire (https://www.blackfire.io) - A low-overhead code profiler.
⟡ BugSnag (https://www.bugsnag.com/) - Error and Real User Monitoring. 
⟡ Honeybadger (https://www.honeybadger.io/) - Error Tracking & Application Monitoring for Developers.
⟡ Rollbar (https://rollbar.com/) - Error Logging & Tracking Service for Software Teams.
⟡ Sentry (https://sentry.io/welcome/) - Application Performance Monitoring & Error Tracking Software.
⟡ Tideways (https://tideways.com/) - Monitoring and profiling tool.

Build Tools
Project build and automation tools.

⟡ Box (https://github.com/box-project/box) - A utility to build PHAR files.
⟡ Construct (https://github.com/jonathantorres/construct) - A PHP project/micro-package generator.
⟡ Phing (https://www.phing.info/) - A PHP project build system inspired by Apache Ant.
⟡ RMT (https://github.com/liip/RMT) - A library for versioning and releasing software.

Task Runners
Libraries for automating and running tasks.

⟡ Bldr (https://bldr.io/) - A PHP Task runner built on Symfony components.
⟡ Jobby (https://github.com/jobbyphp/jobby) - A PHP cron job manager without modifying crontab.
⟡ Robo (https://github.com/consolidation/Robo) - A PHP Task runner with object-orientated configurations.
⟡ Task (https://taskphp.github.io/) - A pure PHP task runner inspired by Grunt and Gulp.

Navigation
Tools for building navigation structures.

⟡ KnpMenu (https://github.com/KnpLabs/KnpMenu) - A menu library.
⟡ Menu (https://github.com/spatie/menu) - A flexible menu library with a fluent interface.

Asset Management
Tools for managing, compressing and minifying website assets.

⟡ JShrink (https://github.com/tedious/JShrink) - A JavaScript minifier library.
⟡ Laravel Mix (https://github.com/laravel-mix/laravel-mix ) - An elegant wrapper around Webpack for the 80% use case.
⟡ Symfony Asset (https://github.com/symfony/asset) - Manages URL generation and versioning of web assets.
⟡ Symfony Encore (https://github.com/symfony/webpack-encore) - A simple but powerful API for processing and compiling assets built around Webpack.

Geolocation
Libraries for geocoding addresses and working with latitudes and longitudes.

⟡ Country List (https://github.com/umpirsky/country-list) - A list of all countries with names and ISO 3166-1 codes.
⟡ GeoCoder (https://geocoder-php.org/) - A geocoding library.
⟡ GeoJSON (https://github.com/jmikola/geojson) - A GeoJSON implementation.
⟡ GeoTools (https://github.com/thephpleague/geotools) - A library of geo-related tools.
⟡ PHPGeo (https://github.com/mjaschen/phpgeo) - A simple geo library.

Date and Time
Libraries for working with dates and times.

⟡ CalendR (https://yohan.giarel.li/CalendR/) - A calendar management library.
⟡ Carbon (https://github.com/briannesbitt/Carbon) - A simple DateTime API extension.
⟡ Chronos (https://github.com/cakephp/chronos) - A DateTime API extension supporting both mutable and immutable date/time.
⟡ Moment.php (https://github.com/fightbulc/moment.php) - Moment.js inspired PHP DateTime handler with i18n support.
⟡ Yasumi (https://github.com/azuyalabs/yasumi) - A library to help you calculate the dates and names of holidays.

Event
Libraries that are event-driven or implement non-blocking event loops.
⟡ Amp (https://github.com/amphp/amp) - An event driven non-blocking I/O library.
⟡ Broadway (https://github.com/broadway/broadway) - An event source and CQRS library.
⟡ CakePHP Event (https://github.com/cakephp/event) - An event dispatcher library.
⟡ Elephant.io (https://github.com/ElephantIO/elephant.io) - Yet another web socket library.
⟡ Evenement (https://github.com/igorw/evenement) - An event dispatcher library.
⟡ Event (https://github.com/thephpleague/event) - An event library with a focus on domain events.
⟡ Fast CGI Client (https://github.com/hollodotme/fast-cgi-client) - A client to make synchronous/asynchronous requests through php-fpm socket. 
⟡ Pawl (https://github.com/ratchetphp/Pawl) - An asynchronous web socket client.
⟡ Prooph Event Store (https://github.com/prooph/event-store) - An event source component to persist event messages
⟡ PHP Defer (https://github.com/php-defer/php-defer) - Golang's defer statement for PHP.
⟡ Ratchet (https://github.com/ratchetphp/Ratchet) - A web socket library.
⟡ ReactPHP (https://github.com/reactphp/reactphp) - An event driven non-blocking I/O library.
⟡ RxPHP (https://github.com/ReactiveX/RxPHP) - A reactive extension library.
⟡ Swoole (https://github.com/swoole/swoole-src) - An event-driven asynchronous and concurrent networking communication framework with high performance for PHP written in C.
⟡ Workerman (https://github.com/walkor/Workerman) - An event driven non-blocking I/O library.

Logging
Libraries for generating and working with log files.

⟡ Monolog (https://github.com/Seldaek/monolog) - A comprehensive logger.

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

⟡ Money (https://github.com/moneyphp/money) - A PHP implementation of Fowler's money pattern.
⟡ Brick\Money (https://github.com/brick/money) - A money library for PHP, with support for contexts, cash roundings, currency conversion.
⟡ OmniPay (https://github.com/thephpleague/omnipay) - A framework agnostic multi-gateway payment processing library.
⟡ Payum (https://github.com/payum/payum) - A payment abstraction library.
⟡ Shopsys Framework (https://github.com/shopsys/shopsys/) - An open source e-commerce platform for in-house development teams.
⟡ Shopware (https://github.com/shopware/shopware) - Highly customizable e-commerce software
⟡ Swap (https://github.com/florianv/swap) - An exchange rates library.
⟡ Sylius (https://sylius.com/) - An open source e-commerce solution.

PDF
Libraries and software for working with PDF files.

⟡ Browsershot (https://github.com/spatie/browsershot) - Convert HTML to an image, PDF or string.
⟡ Dompdf (https://github.com/dompdf/dompdf) - A HTML to PDF converter.
⟡ Gotenberg (https://github.com/gotenberg/gotenberg-php) - A PHP client for interacting with Gotenberg.
⟡ Snappy (https://github.com/KnpLabs/snappy) - A PDF and image generation library.
⟡ TCPDF (https://tcpdf.org/) - An open source PHP class for generating PDF documents.

Office
Libraries for working with office suite documents.

⟡ PHPPowerPoint (https://github.com/PHPOffice/PHPPresentation) - A library for working with Microsoft PowerPoint Presentations.
⟡ PHPWord (https://github.com/PHPOffice/PHPWord) - A library for working with Microsoft Word documents.
⟡ PHPSpreadsheet (https://github.com/PHPOffice/PhpSpreadsheet) - A pure PHP library for reading and writing spreadsheet files (successor of PHPExcel).
⟡ OpenSpout (https://github.com/openspout/openspout) - A community driven fork of box/spout, a PHP library to 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 (https://github.com/atlasphp/Atlas.Orm) - A data mapper implementation for your persistence model in PHP.
⟡ Aura.Sql (https://github.com/auraphp/Aura.Sql) - Provides an extension to the native PDO along with a profiler and connection locator.
⟡ Aura.SqlQuery (https://github.com/auraphp/Aura.SqlQuery) - Independent query builders for MySQL, PostgreSQL, SQLite, and Microsoft SQL Server.
⟡ Baum (https://github.com/etrepat/baum) - A nested set implementation for Eloquent.
⟡ CakePHP ORM (https://github.com/cakephp/orm) - Object-Relational Mapper, implemented using the DataMapper pattern.
⟡ Cycle ORM (https://github.com/cycle/orm) - PHP DataMapper, ORM.
⟡ Doctrine Extensions (https://github.com/doctrine-extensions/DoctrineExtensions ) - A collection of Doctrine behavioural extensions.
⟡ Doctrine (https://www.doctrine-project.org/) - A comprehensive DBAL and ORM.
⟡ Laravel Eloquent (https://github.com/illuminate/database) - A simple ORM.
⟡ Pomm (https://github.com/chanmix51/Pomm) - An Object Model Manager for PostgreSQL.
⟡ ProxyManager (https://github.com/Ocramius/ProxyManager) - A set of utilities to generate proxy objects for data mappers.
⟡ RedBean (https://redbeanphp.com/index.php) - A lightweight, configuration-less ORM.
⟡ Slimdump (https://github.com/webfactory/slimdump) - An easy dumper tool for MySQL.
⟡ Spot2 (https://github.com/spotorm/spot2) - A MySQL datamapper ORM.

Migrations
Libraries to help manage database schemas and migrations.

⟡ Doctrine Migrations (https://www.doctrine-project.org/projects/migrations.html) - A migration library for Doctrine.
⟡ Migrations (https://github.com/icomefromthenet/Migrations) - A migration management library.
⟡ Phinx (https://github.com/cakephp/phinx) - Another database migration library.
⟡ PHPMig (https://github.com/davedevelopment/phpmig) - Another migration management library.
⟡ Ruckusing (https://github.com/ruckus/ruckusing-migrations) - Database migrations for PHP ala ActiveRecord Migrations with support for MySQL, Postgres, SQLite.

NoSQL
Libraries for working with "NoSQL" backends.

⟡ MongoDB (https://github.com/mongodb/mongo-php-driver) - MongoDB PHP Driver.
⟡ PHPMongo (https://github.com/sokil/php-mongo) - A MongoDB ORM.
⟡ Predis (https://github.com/predis/predis) - A feature-complete Redis library.

Queue
Libraries for working with event and task queues.

⟡ Bernard (https://github.com/bernardphp/bernard) - A multibackend abstraction library.
⟡ BunnyPHP (https://github.com/jakubkulhan/bunny) - A performant pure-PHP AMQP (RabbitMQ) sync and also async (ReactPHP) library.
⟡ Pheanstalk (https://github.com/pheanstalk/pheanstalk) - A Beanstalkd client library.
⟡ PHP AMQP (https://github.com/php-amqplib/php-amqplib) - A pure PHP AMQP library.
⟡ Tarantool Queue (https://github.com/tarantool-php/queue) - PHP bindings for Tarantool Queue.
⟡ Thumper (https://github.com/php-amqplib/Thumper) - A RabbitMQ pattern library.
⟡ Enqueue (https://github.com/php-enqueue/enqueue-dev) - A message queue packages for PHP that supports RabbitMQ, AMQP, STOMP, Amazon SQS, Redis and Doctrine transports.

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

⟡ Elastica (https://github.com/ruflin/Elastica) - A client library for ElasticSearch.
⟡ ElasticSearch PHP (https://github.com/elastic/elasticsearch-php) - The official client library for ElasticSearch (https://www.elastic.co/).
⟡ Solarium (https://www.solarium-project.org/) - A client library for Solr (https://solr.apache.org/).
⟡ SphinxQL Query Builder (https://foolcode.github.io/SphinxQL-Query-Builder/) - A query library for the Sphinx (https://sphinxsearch.com/) and Manticore (https://manticoresearch.com/) search engines.

Command Line
Libraries related to the command line.

⟡ Aura.Cli (https://github.com/auraphp/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.
⟡ Cilex (https://github.com/Cilex/Cilex) - A micro framework for building command line tools.
⟡ CLI Menu (https://github.com/php-school/cli-menu) - A library for building CLI menus.
⟡ CLIFramework (https://github.com/c9s/CLIFramework) - A command-line framework supports zsh/bash completion generation, subcommands and option constraints. It also powers phpbrew.
⟡ CLImate (https://github.com/thephpleague/climate) - A library for outputting colors and special formatting.
⟡ Commando (https://github.com/nategood/commando) - Another simple command line opt parser.
⟡ Cron Expression (https://github.com/mtdowling/cron-expression) - A library to calculate cron run dates.
⟡ GetOpt (https://github.com/getopt-php/getopt-php) - A command line opt parser.
⟡ GetOptionKit (https://github.com/c9s/GetOptionKit) - Another command line opt parser.
⟡ PsySH (https://github.com/bobthecow/psysh) - Another PHP REPL.
⟡ ShellWrap (https://github.com/MrRio/shellwrap) - A simple command line wrapper library.

Authentication and Authorization
Libraries for implementing user authentication and authorization.

⟡ Aura.Auth (https://github.com/auraphp/Aura.Auth) - Provides authentication functionality and session tracking using various adapters.
⟡ SocialConnect Auth (https://github.com/socialConnect/auth) - An open source social sign (OAuth1\OAuth2\OpenID\OpenIDConnect).
⟡ Json Web Token (https://github.com/lcobucci/jwt) - Json Tokens to authenticate and transmit information.
⟡ OAuth 1.0 Client (https://github.com/thephpleague/oauth1-client) - An OAuth 1.0 client library.
⟡ OAuth 2.0 Client (https://github.com/thephpleague/oauth2-client) - An OAuth 2.0 client library.
⟡ OAuth2 Server (https://bshaffer.github.io/oauth2-server-php-docs/) - Another OAuth2 server implementation.
⟡ OAuth2 Server (https://oauth2.thephpleague.com/) - An OAuth2 authentication server, resource server and client library.
⟡ Opauth (https://github.com/opauth/opauth) - A multi-provider authentication framework.
⟡ Paseto (https://github.com/paragonie/paseto) - Platform-Agnostic Security Tokens.
⟡ PHP oAuthLib (https://github.com/daviddesberg/PHPoAuthLib) - Another OAuth library.
⟡ Sentinel Social (https://cartalyst.com/manual/sentinel-social/2.0) - A library for social network authentication.
⟡ Sentinel (https://cartalyst.com/manual/sentinel/2.0) - A framework agnostic authentication & authorisation library.
⟡ TwitterOAuth (https://github.com/abraham/twitteroauth) - A Twitter OAuth library.

Markup and CSS
Libraries for working with markup and CSS formats.

⟡ Cebe Markdown (https://github.com/cebe/markdown) - A fast and extensible Markdown parser.
⟡ CommonMark PHP (https://github.com/thephpleague/commonmark) - Highly-extensible Markdown parser which fully supports the CommonMark spec (https://spec.commonmark.org/).
⟡ Decoda (https://github.com/milesj/decoda) - A lightweight markup parser library.
⟡ Essence (https://github.com/essence/essence) - A library for extracting web media.
⟡ Embera (https://github.com/mpratt/Embera) - An Oembed consumer library.
⟡ HTML to Markdown (https://github.com/thephpleague/html-to-markdown) - Converts HTML into Markdown.
⟡ HTML5 PHP (https://github.com/Masterminds/html5-php) - An HTML5 parser and serializer library.
⟡ Parsedown (https://github.com/erusev/parsedown) - Another Markdown parser.
⟡ PHP CSS Parser (https://github.com/MyIntervals/PHP-CSS-Parser) - A Parser for CSS Files written in PHP.
⟡ PHP Markdown (https://github.com/michelf/php-markdown) - A Markdown parser.
⟡ Shiki PHP (https://github.com/spatie/shiki-php) - A Shiki (https://github.com/shikijs/shiki) code highlighting package in PHP.
⟡ VObject (https://github.com/sabre-io/vobject) - A library for parsing VCard and iCalendar objects.

JSON
Libraries for working with JSON.

⟡ JSON Lint (https://github.com/Seldaek/jsonlint) - A JSON lint utility.
⟡ JSONMapper (https://github.com/JsonMapper/JsonMapper) - A library for mapping JSON to PHP objects.

Strings
Libraries for parsing and manipulating strings.

⟡ Agent (https://github.com/jenssegers/agent) - A PHP desktop/mobile user agent parser, based on Mobiledetect.
⟡ ANSI to HTML5 (https://github.com/sensiolabs/ansi-to-html) - An ANSI to HTML5 converter library.
⟡ Color Jizz (https://github.com/mikeemoo/ColorJizz-PHP) - A library for manipulating and converting colors.
⟡ Device Detector (https://github.com/matomo-org/device-detector) - Another library for parsing user agent strings.
⟡ Hyphenation (https://github.com/heiglandreas/Org_Heigl_Hyphenator) - Text-Hyphenation based on the TeX-hyphenation Algorithm 
⟡ Jieba-PHP (https://github.com/fukuball/jieba-php) - A PHP port of Python's jieba. Chinese text segmentation for natural language processing.
⟡ Mobile-Detect (https://github.com/serbanghita/Mobile-Detect) - A lightweight PHP class for detecting mobile devices (including tablets).
⟡ Patchwork UTF-8 (https://github.com/nicolas-grekas/Patchwork-UTF8) - A portable library for working with UTF-8 strings.
⟡ Portable ASCII (https://github.com/voku/portable-ascii) - A library to convert strings to ASCII.
⟡ Portable UTF-8 (https://github.com/voku/portable-utf8) - A string manipulation library with UTF-8 safe replacement methods.
⟡ Slugify (https://github.com/cocur/slugify) - A library to convert strings to slugs.
⟡ SQL Formatter (https://github.com/jdorn/sql-formatter/) - A library for formatting SQL statements.
⟡ Stringy (https://github.com/voku/Stringy) - A string manipulation library with multibyte support.
⟡ UA Parser (https://github.com/tobie/ua-parser/tree/master/php) - A library for parsing user agent strings.
⟡ URLify (https://github.com/jbroadway/urlify) - A PHP port of Django's URLify.js.
⟡ UUID (https://github.com/ramsey/uuid) - A library for generating UUIDs.

Numbers
Libraries for working with numbers.

⟡ Brick\Math (https://github.com/brick/math) - A library providing large number support: BigInteger, BigDecimal and BigRational.
⟡ ByteUnits (https://github.com/gabrielelana/byte-units) - A library to parse, format and convert byte units in binary and metric systems.
⟡ DecimalObject (https://github.com/php-collective/decimal-object) - A value object to handle decimals/floats easily and more precisely.
⟡ IP (https://github.com/darsyn/ip) - An immutable value object for working with IPv4 and IPv6 addresses.
⟡ LibPhoneNumber for PHP (https://github.com/giggsey/libphonenumber-for-php) - A PHP implementation of Google's phone number handling library.
⟡ PHP Conversion (https://github.com/Crisu83/php-conversion) - Another library for converting between units of measure.
⟡ PHP Units of Measure (https://github.com/triplepoint/php-units-of-measure) - A library for converting between units of measure.
⟡ MathPHP (https://github.com/markrogoyski/math-php) - A math library for PHP.

Filtering and Validation
Libraries for filtering and validating data.

⟡ Assert (https://github.com/beberlei/assert) - A validation library with a rich set of assertions. Supports assertion chaining and lazy assertions.
⟡ Aura.Filter (https://github.com/auraphp/Aura.Filter) - Provides tools to validate and sanitize objects and arrays.
⟡ CakePHP Validation (https://github.com/cakephp/validation) - Another validation library.
⟡ Filterus (https://github.com/ircmaxell/filterus) - A simple PHP filtering library.
⟡ ISO-codes (https://github.com/ronanguilloux/IsoCodes) - A library for validating inputs according to standards from ISO, International Finance, Public Administrations, GS1, Book Industry, Phone numbers & 
Zipcodes for many countries.
⟡ JSON Schema (https://github.com/justinrainbow/json-schema) - A JSON Schema (https://json-schema.org/) validation library.
⟡ MetaYaml (https://github.com/romaricdrigon/MetaYaml) - A schema validation library that supports YAML, JSON and XML.
⟡ Respect Validation (https://github.com/Respect/Validation) - A simple validation library.
⟡ Upload (https://github.com/brandonsavage/Upload) - A library for handling file uploads and validation.
⟡ Valitron (https://github.com/vlucas/valitron) - Another validation library.
⟡ Volan (https://github.com/serkin/Volan) - Another simplified validation library.

API
Libraries and web tools for developing APIs.

⟡ API Platform (https://api-platform.com ) - Expose in minutes a hypermedia REST API that embraces JSON-LD, Hydra format.
⟡ Laminas API Tool Skeleton (https://github.com/laminas-api-tools/api-tools-skeleton) - An API builder built with the Laminas Framework.
⟡ Drest (https://github.com/leedavis81/drest) - A library for exposing Doctrine entities as REST resource endpoints.
⟡ HAL (https://github.com/blongden/hal) - A Hypertext Application Language (HAL) builder library.
⟡ Hateoas (https://github.com/willdurand/Hateoas) - A HATEOAS REST web service library.
⟡ Jane (https://github.com/janephp/janephp/) - An OpenApi client generator with validation support.
⟡ Negotiation (https://github.com/willdurand/Negotiation) - A content negotiation library.
⟡ Restler (https://github.com/Luracast/Restler) - A lightweight framework to expose PHP methods as RESTful web API.
⟡ PackageGenerator (https://github.com/WsdlToPhp/PackageGenerator) - Package Generator generates a PHP SDK from any WSDL.

Caching and Locking
Libraries for caching data and acquiring locks.

⟡ APIx Cache (https://github.com/apix/cache) - A thin PSR-6 cache wrapper to various caching backends emphasizing cache tagging and indexing.
⟡ CacheTool (https://github.com/gordalina/cachetool) - A tool to clear APC/opcode caches from the command line.
⟡ CakePHP Cache (https://github.com/cakephp/cache) - A caching library.
⟡ Doctrine Cache (https://github.com/doctrine/cache) - A caching library.
⟡ Metaphore (https://github.com/sobstel/metaphore) - Cache slam defense using a semaphore to prevent dogpile effect.
⟡ Stash (https://github.com/tedious/Stash) - Another library for caching.
⟡ Laminas Cache (https://github.com/laminas/laminas-cache) - Another caching library.
⟡ Lock (https://github.com/php-lock/lock) - A lock library to provide exclusive execution.

Data Structure and Storage
Libraries that implement data structure or storage techniques.

⟡ CakePHP Collection (https://github.com/cakephp/collection) - A simple collections library.
⟡ Fractal (https://github.com/thephpleague/fractal) - A library for converting complex data structures to JSON output.
⟡ Ginq (https://github.com/akanehara/ginq) - Another PHP library based on .NET's LINQ.
⟡ JsonMapper (https://github.com/cweiske/jsonmapper) - A library that maps nested JSON structures onto PHP classes.
⟡ JSON Machine (https://github.com/halaxa/json-machine) - Provides iteration over huge JSONs using simple foreach
⟡ Knapsack (https://github.com/DusanKasan/Knapsack) - Collection library inspired by Clojure's sequences.
⟡ msgpack.php (https://github.com/rybakit/msgpack.php) - A pure PHP implementation of the MessagePack (https://msgpack.org/) serialization format.
⟡ PINQ (https://github.com/TimeToogo/Pinq) - A PHP library based on .NET's LINQ (Language Integrated Query).
⟡ Serializer (https://github.com/schmittjoh/serializer) - A library for serializing and de-serializing data.
⟡ YaLinqo (https://github.com/Athari/YaLinqo) - Yet Another LINQ to Objects for PHP.
⟡ Laminas Serializer (https://github.com/laminas/laminas-serializer) - Another library for serialising and de-serialising data.

Notifications
Libraries for working with notification software.

⟡ JoliNotif (https://github.com/jolicode/JoliNotif) - A cross-platform library for desktop notification (support for Growl, notify-send, toaster, etc)
⟡ Notification Pusher (https://github.com/Ph3nol/NotificationPusher) - A standalone library for device push notifications.
⟡ Notificato (https://github.com/mac-cain13/notificato) - A library for handling push notifications.
⟡ Notificator (https://github.com/namshi/notificator) - A lightweight notification library.
⟡ Php-pushwoosh (https://github.com/gomoob/php-pushwoosh) - A PHP Library to easily send push notifications with the Pushwoosh REST Web Services.

Deployment
Libraries for project deployment.

⟡ Deployer (https://github.com/deployphp/deployer) - A deployment tool.
⟡ Envoy (https://github.com/laravel/envoy) - A tool to run SSH tasks with PHP.
⟡ Rocketeer (https://github.com/rocketeers/rocketeer) - A fast and easy deployer for the PHP world.

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

⟡ Aura.Intl (https://github.com/auraphp/Aura.Intl) - Provides internationalization (I18N) tools, specifically package-oriented per-locale message translation.
⟡ CakePHP I18n (https://github.com/cakephp/i18n) - Message translation and localization for dates and numbers.

Serverless
Libraries and tools to help build serverless web applications.

⟡ Bref (https://bref.sh/) - Serverless PHP on AWS Lambda.
⟡ OpenWhisk (https://openwhisk.apache.org/) - An open-source serverless cloud platform.
⟡ Serverless Framework (https://www.serverless.com/framework) - An open-source framework for building serverless applications.
⟡ Laravel Vapor (https://vapor.laravel.com/) - A serverless deployment platform for Laravel, powered by AWS.

Configuration
Libraries and tools for configuration.

⟡ PHP Dotenv (https://github.com/vlucas/phpdotenv) - Parse and load environment variables from .env files.
⟡ Symfony Dotenv (https://github.com/symfony/dotenv)- Parse and load environment variables from .env files.
⟡ Yo! Symfony TOML (https://github.com/yosymfony/toml) - A PHP parser for TOML (https://github.com/toml-lang/toml).

Third Party APIs
Libraries for accessing third party APIs.

⟡ Amazon Web Service SDK (https://github.com/aws/aws-sdk-php) - The official PHP AWS SDK library.
⟡ AsyncAWS (https://async-aws.com/) - An unofficial asynchronous PHP AWS SDK.
⟡ Campaign Monitor (https://campaignmonitor.github.io/createsend-php/) - The official Campaign Monitor PHP library.
⟡ Github (https://github.com/KnpLabs/php-github-api) - A library to interface with the Github API.
⟡ Mailgun (https://github.com/mailgun/mailgun-php) The official Mailgun PHP API.
⟡ Square (https://github.com/square/connect-php-sdk) - The official Square PHP SDK for payments and other Square APIs.
⟡ Stripe (https://github.com/stripe/stripe-php) - The official Stripe PHP library.
⟡ Twilio (https://github.com/twilio/twilio-php) - The official Twilio PHP REST API.

Extensions
Libraries to help build PHP extensions.

⟡ PHP CPP (https://www.php-cpp.com/) - A C++ library for developing PHP extensions.
⟡ Zephir (https://github.com/zephir-lang/zephir ) - A compiled language between PHP and C++ for developing PHP extensions.

Miscellaneous
Useful libraries or utilities that don't fit into the categories above.

⟡ Annotations (https://github.com/doctrine/annotations) - An annotation library (part of Doctrine).
⟡ BotMan (https://github.com/botman/botman) - A framework agnostic PHP library to build cross-platform chatbots.
⟡ ClassPreloader (https://github.com/ClassPreloader/ClassPreloader) - A library for optimizing autoloading.
⟡ Ganesha (https://github.com/ackintosh/ganesha) - A PHP implementation of Circuit Breaker pattern.
⟡ Hprose-PHP (https://github.com/hprose/hprose-php) - A cross-language RPC.
⟡ noCAPTCHA (https://github.com/ARCANEDEV/noCAPTCHA) - Helper for Google's noCAPTCHA (reCAPTCHA).
⟡ Pagerfanta (https://github.com/whiteoctober/Pagerfanta) - A pagination library.
⟡ Safe (https://github.com/thecodingmachine/safe) - All PHP functions, rewritten to throw exceptions instead of returning false.
⟡ SuperClosure (https://github.com/jeremeamia/super_closure) - A library that allows Closures to be serialized.

                                                                                                     Software
Software for creating a development environment.

PHP Installation
Tools to help install and manage PHP on your computer.

⟡ Brew PHP Switcher (https://github.com/philcook/brew-php-switcher) - Brew PHP switcher.
⟡ HomeBrew (https://brew.sh/) - A package manager for OSX.
⟡ Laravel Valet (https://laravel.com/docs/master/valet) - A development environment for macOS.
⟡ PHP Brew (https://github.com/phpbrew/phpbrew) - A PHP version manager and installer.
⟡ PHP Build (https://github.com/php-build/php-build) - Another PHP version installer.

Development Environment
Software and tools for creating and sharing a development environment.

⟡ Ansible (https://www.ansible.com/) - A radically simple orchestration framework.
⟡ DDEV (https://github.com/ddev/ddev) - a local web development environment system for PHP.
⟡ Docker (https://www.docker.com/) - A containerization platform.
⟡ Docker PHP Extension Installer (https://github.com/mlocati/docker-php-extension-installer) - Easily install PHP extensions in Docker containers.
⟡ Docksal (https://github.com/docksal/docksal) - Unified, Docker :whale: powered web development environments for macOS, Windows, and Linux.
⟡ Expose (https://github.com/beyondcode/expose) - An open-source PHP tunneling service.
⟡ Lando (https://lando.dev/) - Push-button development environments.
⟡ Laravel Homestead (https://laravel.com/docs/master/homestead) - A local development environment for Laravel.
⟡ Laradock (http://laradock.io/) - A full PHP development environment based on Docker.
⟡ Puppet (https://www.puppet.com) - A server automation framework and application.
⟡ Takeout (https://github.com/tighten/takeout) - A Docker-based development-only dependency manager.
⟡ Vagrant (https://www.vagrantup.com/) - A portable development environment utility.

Virtual Machines
Alternative PHP virtual machines.

⟡ Hack (https://hacklang.org/) - A programming language for HHVM.
⟡ HHVM (https://github.com/facebook/hhvm) - A Virtual Machine, Runtime and JIT for PHP by Facebook.
⟡ PeachPie (https://github.com/peachpiecompiler/peachpie) - PHP compiler and runtime for .NET and .NET Core.

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

⟡ Eclipse for PHP Developers (https://www.eclipse.org/downloads/) - A PHP IDE based on the Eclipse platform.
⟡ Apache NetBeans (https://netbeans.apache.org/front/main/index.html) - An IDE with support for PHP and HTML5.
⟡ PhpStorm (https://www.jetbrains.com/phpstorm/) - A commercial PHP IDE.
⟡ VS Code (https://code.visualstudio.com/) - An open source code editor.

Web Applications
Web-based applications and tools.

⟡ 3V4L (https://3v4l.org/) - An online PHP & HHVM shell.
⟡ Adminer (https://www.adminer.org/) - Database management in a single PHP file.
⟡ Cachet (https://github.com/cachethq/cachet) - The open source status page system.
⟡ DBV (https://github.com/victorstanciu/dbv) - A database version control application.
⟡ Lychee (https://github.com/electerious/Lychee) - An easy to use and great looking photo-management-system.
⟡ MailCatcher (https://github.com/sj26/mailcatcher) - A web tool for capturing and viewing emails.
⟡ phpMyAdmin (https://github.com/phpmyadmin/phpmyadmin) - A web interface for MySQL/MariaDB.
⟡ PHP Queue (https://github.com/CoderKungfu/php-queue) - An application for managing queueing backends.
⟡ phpRedisAdmin (https://github.com/ErikDubbelboer/phpRedisAdmin) - A simple web interface to manage Redis (https://redis.io/) databases.
⟡ PHPSandbox (https://phpsandbox.io) - An online IDE for PHP in the browser.

Infrastructure
Infrastructure for providing PHP applications and services.

⟡ appserver.io (https://github.com/appserver-io/appserver) - A multithreaded application server for PHP, written in PHP.
⟡ php-pm (https://github.com/php-pm/php-pm) - A process manager, supercharger and load balancer for PHP applications.
⟡ RoadRunner (https://github.com/roadrunner-server/roadrunner) - High-performance PHP application server, load-balancer and process manager.

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

PHP Websites
Useful PHP-related websites.

⟡ Nomad PHP (https://nomadphp.com/) - A online PHP learning resource.
⟡ Laravel News (https://laravel-news.com/) - The official Laravel blog.
⟡ PHP Annotated Monthly (https://blog.jetbrains.com/phpstorm/tag/php-annotated-monthly/) - A monthly digest of PHP news.
⟡ PHP FIG (https://www.php-fig.org/) - The PHP Framework Interoperability Group.
⟡ PHP Package Development Standards (http://php-pds.com) - Package development standards for PHP.
⟡ PHP School (https://www.phpschool.io/) - Open Source Learning for PHP.
⟡ PHP The Right Way (https://phptherightway.com/) - A PHP best practice quick reference guide.
⟡ PHP UG (https://php.ug) - A website to help people locate their nearest PHP user group (UG).
⟡ PHP Watch (https://php.watch/) - PHP articles, news, upcoming changes, RFCs and more.
⟡ Unit Testing Tips (https://testing-tips.sarvendev.com/) - Unit Testing Tips by examples in PHP.

PHP Books
Fantastic PHP-related books.

⟡ Domain-Driven Design in PHP (https://leanpub.com/ddd-in-php) - Real examples written in PHP showcasing DDD Architectural Styles.
⟡ Functional Programming in PHP (https://www.functionalphp.com/) - This book will show you how to leverage these new PHP5.3+ features by understanding functional programming principles
⟡ Grumpy PHPUnit (https://leanpub.com/grumpy-phpunit) - A book about unit testing with PHPUnit by Chris Hartjes.
⟡ Mastering Object-Orientated PHP (https://masteringobjectorientedphp.com/) - A book about object-orientated PHP by Brandon Savage.
⟡ PHP Cookbook (https://www.oreilly.com/library/view/php-cookbook/9781098121310/) - This cookbook provides code recipes to help you resolve a variety of coding issues.
⟡ Modernizing Legacy Applications in PHP (https://leanpub.com/mlaphp) - A book about modernizing legacy PHP applications by Paul M. Jones.
⟡ Scaling PHP Applications (https://www.scalingphpbook.com) - An ebook about scaling PHP applications by Steve Corona.
⟡ Securing PHP: Core Concepts (https://leanpub.com/securingphp-coreconcepts) - A book about common security terms and practices for PHP by Chris Cornutt.
⟡ Signaling PHP (https://leanpub.com/signalingphp) - A book about catching PCNTL signals in CLI scripts by Cal Evans.
⟡ XML Parsing with PHP (https://www.phparch.com/books/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.

PHP Videos
Fantastic PHP-related videos.

⟡ Laracasts (https://laracasts.com) - Screencasts about Laravel, Vue JS and more.
⟡ Laravel YouTube Channel (https://www.youtube.com/channel/UCfO2GiQwb-cwJTb1CuRSkwg) - The official Laravel YouTube channel.
⟡ Programming with Anthony (https://www.youtube.com/playlist?list=PLM-218uGSX3DQ3KsB5NJnuOqPqc5CW2kW) - A video series by Anthony Ferrara.
⟡ SymfonyCasts (https://symfonycasts.com/) - Screencasts and tutorials about PHP and Symfony.

PHP Conferences
PHP conferences.

⟡ Laracon EU (https://www.youtube.com/@LaraconEU) - Laracon EU is a 2-day event for people who are interested in learning Laravel and related technologies, or who want to share their knowledge with others.
⟡ PHPTEK  (https://tek.phparch.com/) - The longest-running web developer conference in the United States that has a focus on the PHP programming language.
⟡ PHP UK Conference (https://www.youtube.com/user/phpukconference/videos) - A collection of videos from the PHP UK Conference.


PHP Podcasts
Podcasts with a focus on PHP topics.

⟡ Laravel News Podcast (https://podcast.laravel-news.com/) - The Laravel News Podcast brings you all the latest news and events related to the Laravel PHP Framework.
⟡ Mostly Technical (https://mostlytechnical.com/) - Hosted by Ian Landsman and Aaron Francis, Mostly Technical is a lively discussion on Laravel, business, and an eclectic mix of related topics.
⟡ No Compromises (https://show.nocompromises.io/) - Two seasoned salty programming veterans talk best practices based on years of working with Laravel SaaS teams.
⟡ North Meets South Web Podcast (https://www.northmeetssouth.audio/) - Jacob Bennett and Michael Dyrynda conquer a 14.5 hour time difference to talk about life as web developers.
⟡ Over Engineered (https://overengineered.fm/) - A podcast in mini-series where we explore unimportant programming questions in extreme detail.
⟡ PHP Internals News (https://phpinternals.news) - A podcast about PHP internals.
⟡ PHP Town Hall (https://phptownhall.com/) - A casual PHP podcast by Ben Edmunds and Phil Sturgeon.
⟡ phppodcast  episodes from phparchitect  (https://www.phparch.com/podcast/) - The official podcast of phparchitect  the industry's leading tech magazine and publisher focused on PHP and web development.
⟡ PHPUgly (https://www.phpugly.com/) - The ramblings of a few overworked PHP Developers.
⟡ The Laracasts Snippet (https://laracasts.simplecast.com) - The Laracasts snippet, each episode, offers a single thought on some aspect of web development.
⟡ The Laravel Podcast (https://laravelpodcast.com/) - Laravel and PHP development news and discussion.
⟡ The PHP Roundtable (https://phproundtable.com/) - The PHP Roundtable is a casual gathering of developers discussing topics that PHP nerds care about.
⟡ Voices of the ElePHPant (https://voicesoftheelephpant.com/) - Interviews with the people who make the PHP community special.

PHP Newsletters
PHP-related news directly to your inbox.

⟡ PHP Weekly (https://www.phpweekly.com/) - A weekly newsletter about PHP.

PHP Reading
PHP-related reading materials.

⟡ phparchitect  (https://www.phparch.com/magazine/) - A monthly magazine dedicated to PHP.

PHP Internals Reading
Reading materials related to the PHP internals or performance.

⟡ PHP RFCs (https://wiki.php.net/rfc) - The home of PHP RFCs (Request for Comments).
⟡ Externals (https://externals.io/) - PHP internal discussions.
⟡ PHP RFC Watch (https://github.com/beberlei/php-rfc-watch) - Watch the latest PHP RFCs (https://wiki.php.net/rfc).
⟡ PHP Internals Book (https://www.phpinternalsbook.com/) - An online book about PHP internals, written by three core developers.