MantisBT is a free popular web-based bugtracking system
MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia
ocPortal is the website Content Management System (a CMS) for building and maintaining a dynamic website.
Omeka is a free, flexible, and open source web-publishing platform for the display of library, museum, archives, and scholarly collections and exhibitions.
Web Messenger is an open-source live support application written in PHP and MySQL
OpenDocMan is an opensource document management for the masses
PHP Point Of Sale is a web based point of sale system
PHP QR Code is an open source library for generating QR Code, 2-dimensional barcode
It is a CMS that integrates in its inside all the instruments that are used to create, in a broad sense, an information portal.
phpCOIN a free WebWare package originally designed for web-hosting resellers.
PHPfileNavigator is state-of-the-art, open source web based application to complete manage your files and folders
Sugar CRM is the worlds leading provider of commercial open source customer relationship management (CRM) software.
Tiki is your Groupware/CMS (Content Management System) solution
Tine is an open source project which combines groupware and CRM in one consistent interface.
TomatoCart is open source shopping cart software using the ExtJS RIA framework
WebXQ is a full featured stand alone Web Server with a multitude of enterprise level features including support for multi-homed machines, the ability to run as a service under 95/98/Me/NT/2000/XP, secure files and directories, and more.