RSSOwl is a wise SWT-based news aggregator. Its search feature lets you hunt down the best RSS/RDF/Atom feeds on the Web, and then organize and share your feeds with agility. Other features include an integrated browser; AmphetaRate, for acquiring news tailored to your tastes; full-text searching through headlines and descriptions; export feed summaries to PDF, RTF, and HTML; the ability to import or export OPML; the ability to exchange collections with others by importing or exporting subscriptions; the ability to import or export user data to and from other machines; automatic newsfeed upating; and much more.
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.)
Collaba is a multimedia collaboration and communication server built to provide digital workspaces to virtual educational, corporate, and other communities. It features secure email (Web, POP3/SMTP, crypto, and anti-spam), online forums (Web, RSS, NNTP, and podcast), blogs (Web, RSS, podcast), multimedia chat (text, multimedia panel, etc.), personal and group calendering, address books, bookmarks, an online Web page editor, file services and CMS (Web, WebDAV, FTP, SMB, CIFS, anvi-virus API, and ClamAV support), digital portfolio, dynamic news board, directory access, support for multiple independent communities on one server, Single-Sign-On features (built-in support for LDAP, CAS 2.0, JAAS, SMTP-Auth and more, powerful developer API), full online server management, anti-spam (RBL and filters), anti-virus support, centralized management with LDAP directories, Web publishing of personal, group or general web sites, developer APIs, and much more.
MuPO (Multi-Purpose-Organizer) is a powerful PIM application for desktop and PDA systems. It features a hierarchical todo-list and notes, appointments, a project-time recorder, a calendar, recurring items, and more. It is fully searchable, and it includes a tool to sync several mupo-files. You can use it on an Agenda PDA, Compaq iPaq, or on a PC running Linux or Windows. Items can be encrypted.
BlazeBlogger is a simple-to-use but capable CMS for the command line. It produces static content without the need of database servers or server side scripting. It is suitable for a wide variety of Web presentations, from a personal weblog to a project page or even a company presentation.
WebAPP NE is a content management system (CMS). The name "WebAPP NE" is an abbreviation of "Web Automated Perl Portal Networks". It features articles, forums, nested message boards, a private instant messaging system, a list of who's online, profile information, a member list, download and link sections, statistics with advanced sorting options, a web-based site administration control panel, and custom welcome messages for guests and registered members.