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.

HTMLy is an open source Databaseless Blogging Platform or Flat-File Blog prioritizes simplicity and speed written in PHP. HTMLy can be referred to as Flat-File CMS either since it will also manage your content.

The Google Closure Library is a broad, well-tested, modular, and cross-browser JavaScript library.

Open Blog is a free and open source blogging platform built using the CodeIgniter PHP framework.

Cannon.js is an open source JavaScript 3D physics engine.

Mustache is a logic-less template syntax. It can be used for HTML, config files, source code - anything. It works by expanding tags in a template using values provided in a hash or object.

Rico 2.0 – open source JavaScript library for developing rich Internet applications (RIAs).

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

Private JVM hosting with pre-installed Tomcat server.

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

Adult Java Hosting packages on Linux Servers.

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

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

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

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

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".