Managing Backup Files
Plesk Control Panel

Fork is an open source CMS that will rock your world.

Serendipity is a PHP-powered weblog application which gives the user an easy way to maintain an online diary, weblog or even a complete homepage. While the default package is designed for the casual blogger, Serendipity offers a flexible, expandable and easy-to-use framework with the power for professional applications.

Sub-domains Hosting on Linux Servers.

The Pop PHP Framework a free and open source PHP Web framework.

Java Hosting packages on Linux servers.

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

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

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.

JSP Hosting on Linux Servers.

OpenKM is a Free/Libre document management system that provides a web interface for managing arbitrary files.

Private JVM hosting with pre-installed Tomcat server.

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".