Managing Backup Files
Plesk Control Panel

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.

Nibbleblog is easy, fast and free CMS Blog

Laravel is a free, open-source PHP web framework, intended for the development of web applications following the model–view–controller (MVC) architectural pattern.

Chyrp is a blogging engine designed to be very lightweight while retaining functionality. It is powered by PHP and has very powerful theme and extension engines, so you can personalize it however you want.

Open Business Card CMS is an easy free script (engine, CMS) that enables to build a buiness card website. The software is built on a fast-working and up-to-date framework Yii, which allows to get with the times and use the latest developments in the programming sphere.

Tape is JavaScript testing framework.

MochiKit is a light-weight JavaScript library written and maintained by Bob Ippolito.

PHP-Fusion is a light-weight open-source content management system (CMS) written in PHP 5. It utilises a MySQL database to store your site content and includes a simple, comprehensive administration system. PHP-Fusion includes the most common features you would expect to see in many other CMS packages.

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.

JSP Hosting on Linux Servers.

Private JVM hosting with pre-installed Tomcat server.

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

SmartClient is set of mobile and cross-browser HTML5 UI components combined with a Java-based Ajax framework, created by Isomorphic Software to build business web applications.

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.

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

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