Thatware Thatware  Thatware isthe slashdot-like engine system that runs the Web site, atthat.com. It currently features news posting, discussion board, poll booth, user registration, and more. Thatware is written in PHP and uses a MySQL database on backend.   Price : Free Version : 0.4.6 Visit it >>> htMailer  Tired of web based mass email programs that refresh the browser window? Need a good bulk email program that is actually so fast, it needs (and has) somethign to actually regulate how many emails it sends out? Want something that monitors the CPU usage, and prevents your software from overtaking the server? htMailer is for you then.   Price : $199 Version : 1.0 Visit it >>> ExpressionEngine  ExpressionEngine a is web publishing system that empowers users to create a totally dynamic website using a set of flexible, modular, and powerful browser-based tools. With strong roots in blogging, ExpressionEngine has an interface and approach that will be immediately familiar to users, yet its tools – data modeling, web services, member management, dynamic templating, statistical tracking, data caching, and robust security features – rival content management systems costing tens of thousands of dollars. One of ExpressionEngine’s most creative features is its support for add-on modules and plug-ins to allow unlimited extensibility.   Price : Free Trial/$99/$149/$199 Version : 1.0 Visit it >>> autoReferrals  autoReferrals is a web-based link administration system. Based on PHP and MySQL, autoReferrals will allow you to keep stats, user information, and easy "pins" that display the links you specify on your website, all in one admin area. Members will be able to sign up, add their link, and view stats for every day that has had activity, ever since their join.   Price : $65 Version : 1.0 Visit it >>> PHP Guestbook by Oliver Hitz  PHP guestbook is a template-based and simple to set up guestbook script. It does not require any SQL database to be set up.   Price : Free (GPL) Version : 1.2 Visit it >>> Ditto News  Ditto News is a popular news mangagement PHP script for websites. Most commonly used across any websites at the moment. The fastest, most powerful, news managment script out there. It allows you to post updates,news,....etc on your site(to see an example go to our front page). It is easy to use and customize because of the use of an online administrator panel, templates and skins   Price : Freeware Version : 1.0 Visit it >>>