Plesk is a commercial web hosting platform with a control panel that allows a server administrator to set up new websites, reseller accounts, e-mail accounts, and DNS entries through a web-based interface.

Mambo is a full-featured, award-winning content management system that can be used for everything from simple websites to complex corporate applications. It is used all over the world to power government portals, corporate intranets and extranets, ecommerce sites, nonprofit outreach, schools, church, and community sites. Mambo's "power in simplicity" also makes it the CMS of choice for many small businesses and personal sites.

b2evolution is an advanced weblog tool, i-e software allowing you to run your own blogs, newsfeeds or even photo stream.

WonderCMS is a completely free open source Content Management System, or in other words, a free website builder.

LifeType supports multiple blogs and users, media management, generation of standard content, clean URLs and support for subdomains. LifeType is released under the GPL license, and requires PHP and MySQL to work.

Gyroscope is an open source PHP framework and a code template system for building web backend systems.

Ametys is a free and open source content management system (CMS) written in Java.

Tomcat Hosting on Linux Servers.

eXo Platform is an open source, standard-based, Enterprise Social Collaboration Platform written in Java.

OpenWGA is Web Content Management computer software running on the Java Enterprise Edition Platform.

Hippo CMS is an open-source, dual licensed, Content Management System.

Apache Roller is a Java-based Open Source "full-featured, Multi-blog, Multi-user, and group-blog server suitable for blog sites large and small".

XWiki is a free wiki software platform written in Java with a design emphasis on extensibility.

Google Web Toolkit, or GWT Web Toolkit, is an open source set of tools that allows web developers to create and maintain complex JavaScript front-end applications in Java.

OpenCms is an open source content management system written in Java.