Pixie is a free, open source web application that will help quickly create your own website.

OctoberCMS is a free, open-source, self-hosted CMS platform based on the Laravel PHP Framework. A simple and modular CMS that grows with you, with a precise and beautiful interface that comes as second nature.

Joomla is an award-winning content management system (CMS), which enables you to build Web sites and powerful online applications. Many aspects, including its ease-of-use and extensibility, have made Joomla the most popular Web site software available. Best of all, Joomla is an open source solution that is freely available to everyone.

Ember.js is an open-source JavaScript web framework, based on the Model–view–viewmodel (MVVM) pattern.

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.

Saurus is Free, Open Source Software for Building and Managing Websites.

MooTools is a collection of JavaScript utilities designed for the intermediate to advanced JavaScript developer.

Fusebox is a web application framework for CFML and PHP.

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

JSP Hosting on Linux Servers.

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

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".

Tomcat Hosting on Linux Servers.

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

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

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

Java Hosting packages on Linux servers.