From Bitsmith Software:
Organize your notes with keywords using Personal Knowbase. Capture, index, cross-reference, and find related information easily. This freeform information manager software handles large numbers of notes and clippings, keeping them quickly accessible. Personal Knowbase stores your data in text articles to which you assign titles, dates, links, and keywords. Using keywords pull up all articles related to a topic, even without common text strings inside the articles' content. By tagging with keywords based on the primary themes, you avoid the problem of overloading search results with irrelevant data. It features import many files types, link to web sites, email addresses, and files, protect privacy with passwords, check spelling. Run from a portable USB drive, no limit to the size of the database or length of the notes, and fully functional 30-day trial available.
What's new in this version:
Version 3.2.6 is a maintenance release.