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.
ContentRoller is an easy-to-configure, set up, customize, and use news, links, and blogging CMS environment that provides you the ability to have your own social news site like Digg, Yahoo Buzz, DZone, The Server Side, InfoQ, Slashdot, etc. ContentRoller can also be configured to look like a newspaper-based news site.
Taglog is designed for anyone who spends most of their day sitting at a computer, working on various projects. You can make notes about what you do, as you go along, associating them with the projects you work on. At the end of the week you can produce a report of how your time was spent, broken down by project for booking purposes. You can view previous entries, by date, or by project. You can enter the actions you intend to take, associate them with a project, and mark them as active, or complete.
Pftf (Pining for the Fjords) is another take at time keeping and work time accounting. It lets you keep track of how much time you spent working on what, figure out how much work you are or were supposed to do, taking into account holidays, vacation, sick time, etc., and build graphs showing the acquired data.
NoteFinder is an application for managing any text information: notes, quotes, conversations, drafts, articles, contacts, etc. It features creating, viewing, editing, renaming, deleting entries, rich text formatting, inline calculations (e.g., use ~7+8~ to get 15, or functions and constants from Python's math module, such as sqrt, sin, and pi), organizing entries chronologically (creation dates) and semantically (tags), advanced search (with date:, tag:, title:, year:, month:, and day: parameters), saving searches, multiple notebooks, multiple backends, the ability to move/copy entries from one notebook to another, synchronizing via email/Wiki, linking entries together, CamelCase links support, and a tabbed interface.