Managing Backup Files
Plesk Control Panel

File Manager Hosting on Linux Servers.

The PHP Smart.Framework (smart framework php) is a free, BSD licensed, open-source web framework that claims to fit small, medium as well as large web projects.

Nucleus CMS is a flexible and easy to install content management system, aka blog software. It helps you to publish a website and lets writers do what they are best at: writing items or articles, without having to worry about formatting and markup.

Backbone.js is a JavaScript library with a RESTful JSON interface and is based on the model–view–presenter (MVP) application design paradigm.

Webmail Hosting on Linux Servers.

Zend Framework (ZF) is an open source, object-oriented web application framework.

Open Real Estate is a free software for building websites of real estate agencies and realtors. It is based on Yii CMF - one of the fast working modern frameworks.

Mocha is a feature-rich JavaScript test framework running on Node.js and in the browser, making asynchronous testing simple and fun.

Java Hosting packages on Linux servers.

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

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

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

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.

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".

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.

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

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