If you're looking for an open source commercial level CMS you will want to check out Typo3.
The framework to build and manage websites in no time. Install the system within a few minutes, choose one of the many templates available and start to modify the demo contents according to your needs.
Ovidentia allows you to easily and simply integrate an Internet publishing environment or a groupware portal (the internet, extranet, intranet) for your company, organization, community ...
phpFormGenerator is an easy, online tool for creating reliable, efficient, and aesthetically pleasing web forms in a snap.
TheHostingTool provides you, the web host, near complete automation on signup, monthly posts checking, suspension, termination and more.
Coppermine is a multi-purpose fully-featured and integrated web picture gallery script written in PHP using GD or ImageMagick as image library with a MySQL backend.
GNU phpGrabComics is a software program to grab and save comic strips from the web. Its aim is to help users to read and archive their favorite comic strips.
miniBB® is a standalone, open source program for building your own Internet forum, it's free to download and highly customizable.
Easy web CMS/eCommerce Onxshop is an elegant solution discovering underlaying principle of web content management.
EasyLinks is a very easy and customizable Links4all script, you can use it to create links of the day pages or shared bookmarks for you and your friends.
osCmax is a powerful e-commerce/shopping cart web application. osCmax has all the features needed to run a successful internet store and can be customized to whatever configuration you need.
OpenCart is shopping cart solution. You simply install, add products and you're ready to start accepting orders. It has order management and multiple payment gateways already built in.
MyMarket is a fully functional online shopping catalog system, built using PHP and MySQL. It was created by Ying Zhang for the purpose of teaching people about the basics of creating an E-Commerce site.
CubeCart is an eCommerce script written with PHP & MySQL. With CubeCart you can setup a powerful online store as long as you have hosting supporting PHP and one MySQL database.
AlegroCart is based on MVC design, support for all Countries, Zones, and Geo zones. It has many modules: HomePage, Image Display, Fancybox, Checkout, SSL support, Captcha, etc.
Open Journal Systems (OJS) is a journal management and publishing system that has been developed by the Public Knowledge Project through its federally funded efforts to expand and improve access to research.
Open Conference Systems (OCS) is a free Web publishing tool that will create a complete Web presence for your scholarly conference.
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