Drivel is a GNOME client for working with online journals, also known as weblogs or simply blogs. It retains a simple and elegant design while providing many powerful features, including support for LiveJournal, Blogger, MovableType, Advogato, and Atom journals. (Systems based off these are also supported, including WordPress and Drupal.)
Tiki Wiki CMS Groupware is a full-featured, Web-based, multilingual, tightly integrated, all-in-one wiki, CMS, and groupware. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge bases, intranets, and extranets. Tiki offers a very large number of features "out-of-the-box". It is highly configurable and modular. All features are optional and administered via a Web-based interface. Major features include a robust wiki engine, news articles, discussion forums, newsletters, blogs, file and image galleries, bug and issue trackers, a link directory, polls/surveys and quizzes, FAQs, a banner management system, calendar, maps, mobile access, RSS feeds, a category system, tags, an advanced themeing engine (Smarty), spreadsheet, live support, shoutbox, inter-user messaging, menu generator, advanced permission system for users and groups, internal search engine, external authentication support, and more. It was formerly named TikiWiki.
b2evolution, is a multi-lingual, multi-user, multi-blog engine. It was developed to provide a free, feature rich, extensible, and easy-to-install solution for efficient Web publishing of information ranging from professional news feeds to personal weblogs. b2evo can easily be installed on almost any LAMP (Linux, Apache, MySQL, PHP) host in a matter of minutes.
WikyBlog is a groupware application that fuses the collaborative editing features of wikis with the user friendly publishing characteristics of blogs. Designed for speed and ease of use, WikyBlog has a unique AJAX enhanced tabbed interface that enables users to view and edit multiple files within the same page. Custom templates, file attachments, a flexible user privilege system, and Google Maps number among its many features.