Managing Backup Files
Plesk Control Panel

Fat-Free Framework is an open-source web framework distributed under the GNU General Public License and hosted by GitHub and Sourceforge. The software seeks to combine a full featureset with a lightweight code base while being easy to learn, use and extend.

ProcessWire is a free PHP5 content management system and framework (open source CMS/CMF) built to save you time and work the way you do.

OpenUI5 is an open source JavaScript UI library, maintained by SAP and available under the Apache 2.0 license.

Nette Framework is an open-source framework for creating web applications.

MODX helps you take control of your online content. An Open Source PHP application framework, it frees you to build sites exactly how you want and make them 100% yours. Zero restrictions and fast to build. Super-simple templates in regular HTML/CSS/JS (any lib you want). Registered user systems and a killer community. Welcome to web-building nirvana.

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

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

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.

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.

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.

Private JVM hosting with pre-installed Tomcat server.