Managing Backup Files
Plesk Control Panel

sNews is a completely free, standards compliant, PHP and MySQL driven Content Management System. sNews is extremely lightweight, simple and customizable. It's easy to install, and easy to use via a simple web interface. sNews consists of only one core engine file, one independent template file and its accompanying CSS stylesheet file, plus an .htaccess file that makes all URLs search engine friendly.

Leafpub is an open source blogging platform with inline editing, handlebar templates, and a beautiful user interface.

e107 is a content management system written in PHP and using the popular open source MySQL database system for content storage. It's completely free, totally customisable and in constant development.

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

Tape is JavaScript testing framework.

Java Hosting packages on Linux servers.

Magnolia is an open-source digital business platform with a content management system (CMS) at its core.

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.

Liferay makes software that helps companies create digital experiences on web, mobile and connected devices.

dotCMS is an open source content management system (CMS) written in Java for managing content and content driven sites and applications.

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

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

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".

LogicalDOC is a free document management system that is designed to handle and share documents within an organization.

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