ACR is a Web CMS library that can be embedded inside any Turbogears 2 application to add CMS functions. It provides all the fundamental tools to allow an individual or a community to easily publish and manage a Web site with different content types, from Twitter streams to video galleries. It also provides an easy-to-use set of APIs to create new content types by defining your Views. ACR also comes with ACR_cms, a CMS implemented by using libACR.
AldoContent is a lightweight CMS focused on usability and simplicity. It is designed for multilingual Web sites and can have sections with public and private content. It has file management, is extensible with plugins, and uses gettext for localization. Is written in PHP for a MySQL backend.
Bricolage greatly simplifies the complex tasks of creating, managing, and publishing vast libraries of content. With advanced features such as fully-configurable workflows, customizable document types, and comprehensive Perl and PHP templating support, it has been designed from the ground up to scale to meet the demanding needs of large organizations around the world.
Cocomore Drupal Core is an enhanced version of Drupal 6.x Core that integrates all of the speed and scalability improvements from, and adds an "Intelligent Routing" expansion of Pressflow's support for database replication, full integration into Drupal's update mechanism, more efficient cache management, and Memory Threshold and Session Starter debug tools.
Geeklog is the weblog software that concentrates on performance, privacy, and security. It features Web-based administration, surveys (polls), user-customizable boxes, a friendly administration GUI with a topic manager, an option to edit or delete stories, an option to delete comments, a search engine, backend/headlines generation (RSS/Atom format), calendaring, and much more.