 | Absolut Engine | Absolut Engine is a simple and flexible PHP framework and advanced CMS. XHTML 1.0 output, MySQL, SEO, clean URLs. | |
 | ACP3 | ACP3 is an highly customizable and easy to use general-purpose web content management system based on PHP and MySQL. | |
 | Algenta's DNS Max | Web based front-end and web-service stack for DNS management | |
| Aperiplus | An unit-tested, OOP library for php5. | |
 | Asido: PHP Image Transform/Processing | Asido is a PHP (PHP4/PHP5) image processing solution, with "pluggable" drivers(adapters) for virtually any environment. | |
 | BADGER finance | BADGER finance - Open Source Financial Management | |
| BareBonesMVC: A one-file, no-configuration, MVC framework for PHP5 | BareBonesMVC: A one-file, no-configuration, MVC framework for PHP5 | |
 | BBClone | A PHP based web counter that is able to do statistics | |
 | BiT | Switzerland Bersier Information Technologies Webhosting mit PHP5, Mysql5, Photogallery. Projektleitungen, Systemadministration. | |
 | Blacknova Traders | BlackNova Traders is an opensource web-based, multi-player space exploration game inspired by the popular BBS game of TradeWars. | |
 | BlueErp | An open source, web based ERP | |
 | BrowserCRM | BrowserCRM is a business Customer Management application using Web 2.0 and Ajax. | |
 | Censura | Censura is a reviews and ratings application which can optionally integrate with popular forum software. | |
 | Cerberus Helpdesk 4.0 - New Changes | A team-based e-mail management project focused on simplicity and efficiency. Improved constantly from active community feedback. | |
 | CiviCRM | Open source CRM | |
 | CMS Made Simple | Accessible, flexible, simple open source content management. | |
 | Collablog | Collablog is a content management system, it's design goals are colorative content creation and blogging easily. | |
 | Contrexx® Open Source WCMS | Powerful open source PHP-based Content Management System designed for ease of use | |
 | CubeCart | An easy to use eCommerce system | |
 | DeluxeBB Forum | DeluxeBB is a fast forum software with many skins and configurable features... | |
 | DeskPRO | Web and email based helpdesk package | |
| Doctrine | Object-Relational Mapper | |
 | Domain Name Portfolio | Domain Name Portfolio is a FREE PHP and MySQL based application to help domain owners better organize their portfolio. | |
 | Dragonfly goes PHP 5 | CMS and application framework. | |
 | Drupal | CMS and application framework. | |
| Elite Bulletin Board | a free Bulletin Board program that is light themed and still full-featured. | |
 | Enano CMS | Enano CMS is a hybrid CMS that combines the best of content management and wiki without the bloat of other CMSes | |
 | Estatica | Italian encyclopedia of music and culture | |
 | EventManager | EventManager provides efficient online administration of delegates, bookings, marketing, & reports for events & conferences | |
 | Flyspray | Flyspray is an easy to use yet powerful bug tracker. | |
| FryPHP | FryPHP is object oriented templating engine using plain PHP for templating | |
 | Gallery | Your photos on your web site | |
 | Gavintech Framework | The Gavintech Framework is a set of libraries designed to simplify repetitive tasks in PHP. | |
| Habari and PHP5 | Habari represents a fresh start to the idea of blogging. The system is fast, easy to use, and easy to modify. | |
| Hewle | Online documentation project | |
 | HTML Purifier 3.0.0 released | Standards-compliant and XSS-free HTML filter | |
 | http://vcddb.konni.com | Keep up with your movie collection with VCD-db. Build on PHP5 from the beginning. | |
 | http://www.dbxwebapp.org/ | dbXwebApp -Next Generation CMS - PHP open source - | |
| http://www.psychdesktop.net/node/113 | Psych Desktop is a web desktop. | |
 | http://www.roundcube.ru/?id=21 | Official support of RoundCube Webmail in Russia | |
| HyperDump | HyperDump is an user-friendly MySQL dump importer. It is written in PHP5, in an object-oriented way. | |
 | IceBB | Powerful open-source forum system | |
 | Irokez CMS | Opensource content management system | |
 | iTodo.de - ToDo-Listen - Go PHP 5 : We support PHP 5 | iTodo is a simple PHP 5 based todo-list management solution. The current [spare-time] project is available in German only. | |
 | Jelix | Jelix is a PHP5 framework for modern web applications | |
 | Jojo CMS | An open-source PHP based content management system | |
| KFM - Kae's File Manager | Ajax File Manager, usable as a plugin or standalone | |
 | Kohana | Kohana is a PHP 5 FRAMEWORK that uses the MODEL VIEW CONTROLLER architectural pattern. | |
 | Krumo | Krumo is a debugging tool, which displays structured information about any PHP variable. | |
| Kubix CMS | Kubix CMS is the world's finest next generation CMS! | |
