Ultra Recall is a personal information management (PIM) / knowledge management (KM) application for Microsoft Windows. It helps you capture, organize, and recall all of your electronic information across all the applications that you use.
InstantNotes is a notetaking and information management software which uses local plain-text file as notes.
Award winning Tree-structured Information Manager, easy to use, very powerful and fully portable. You can use it to store, organize, edit, browse and search any type of textual information, such as: notes, emails, texts, hyperlinks, etc.
3D Topicscape Pro is the information organizer with 3D AND 2D mind maps. Organize files, work, thoughts, projects, reference material and hobbies. Fly through landscapes of information and ideas. Search by concepts, not just words. Filter by tags.
A multilingual, completely database-driven FAQ system
XWiki project is an open source wiki written in Java and under a LGPL license.
TikiWiki is your CMS (Content Management System) and Groupware solution.
Joomla! Content Management System JumpBox package contains includes Joomla! version 1.0.12