ZORNA is a powerful, consistent, and flexible content management platform. Built using the Django framework, it provides natively, among others, the following features: corporate social network, CMS, file management (personal and shared), collaborative workspaces for groups of users (microblogging, instant chat, event planning, file sharing, message tracking), search engine, shared calendars, FAQs, notes, forms builder, LDAP authentication, and much more.
ZedCMS is a simple base content management system from which more complicated systems can be developed. It is designed so a Web developer can quickly produce customised websites, and is not really for users. Users wanting to setup their own websites are better off with a different system, like Wordpress.
[fleXive] CMS is a Java EE content management system based on JavaServer Faces 1.2. It combines the power of JSF XHTML templating with that of the Java EE 5 content repository, [fleXive]. Some highlights include dynamic JSF templating (Facelets), easy integration of custom logic with EJB or JSF beans, a modular structure, Maven support, generic data structures, and WebDAV and CMIS support. It incorporates all core [fleXive] features like security, versioning, multilinguism, and scripting.
Amun is a content management framework based on the PSX framework. The goal is to build a more federated and programmable Web. This is achieved by providing a RESTful API for managing and distributing the content in standard formats like JSON, XML, Atom, and RSS. It tries to support open standards like OAuth, OpenID, etc., and gives you the freedom to access the data of a Website in the way you like. It tries to enable easy communication from server to server, browser to server, and application to server.