Here's some links to the PHP based programs I've created.

 World of Phaos

World of Phaos is a browser-based MMORPG. It features character creation, the ability to purchase/sell/drop potions, weapons and armor, traveling, inter-player chat, the ability to fight in the arena, explorable dungeons, an admin system, the ability to trade with other players, and the ability to fight other players. A download is available for people running Windows who do not have access to or do not want to set up a Web server. 

 PM Report

PM Report is a PHP/MySQL report generator. It creates customizable reports and is very simple to setup and use. You can select which database, table, and individual fields to use on your report. You can also select the order in which the fields should appear on the report, the field you would like to group by, the field you would like to sort by, and whether or not you would like a total for each column. Once the report has been generated, you can highlight individual rows and export the results to CSV.

 RSSgen

RSSgen is a PHP RSS generator. It does not require a database, as the information is written directly to an XML file. You can create new headlines, modify existing ones, and preview how they will appear.

 Dolphin

Dolphin is Web-based accounting software that allows access to a database from anywhere with an Internet connection, and features order entry, invoicing, a shopping cart, inventory control, accounts payable, accounts receivable, purchasing, general ledger, a CRM, marketing, a user friendly point-and-click environment, the ability to email directly from program, and an easy-to-use user administration area. The manual can be downloaded or viewed online.  There is also a FREE single user version now available so you can get Dolphin up and running on your system before purchasing.

 Dolphin CRM

Dolphin CRM is a contact management application. It can manage contacts and leads, and if features a calendar, a message center, and customizable help screens. The Zend Optimizer is required on your Web server in order to run Dolphin CRM.

 Dolphin AdManage

Dolphin AdManage is a program used to keep track of Ad sales. It is currently setup for magazines, but could easily work with websites or other forms of media. Written in PHP and all source code is included.