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

Grav is a Fast, Simple, and Flexible file-based Web-platform. Although Grav follows principles similar to other flat-file CMS platforms, it has a different design philosophy than most. The underlying architecture of Grav is built using well established and best-in-class technologies.

Blosxom is a free-software weblog program (and simple content management system) written in Perl.

Joose is a complete modern object system for JavaScript based on concepts from many programming languages such as Ruby, Smalltalk, Perl and, well, JavaScript.

Webix is a JavaScript and HTML5 framework for developing cross-platform HTML5 and CSS3 compatible applications.

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

JSP Hosting on Linux Servers.

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

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

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

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

Tomcat Hosting on Linux Servers.

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