My Notes Keeper
This software is ideal for storing notes, emails, images, URLs, document, contacts and passwords management, etc. My Notes Keeper stores and represents your information in a comfortable and clear Tabbed and Tree-structured form, All items in a tree store as a note, so you can add many... We sincerely hope that these new opportunities will make the program your irreplaceable friend and assistant both for business and for personal use. ... With powerful editor you can perform the MSWord-like text-formatting functions (font and paragraph styles, tables, images...
http://www.mynoteskeeper.com/mnk.exe - 3Mb - Download - Screenshot

ActiveDiary
ActiveDiary is a password-protected diary application. The program uses RSA and Blowfish encryption to protect your data and files. The interface is similar to Microsoft Outlook and is completely configurable. The program can hold an unlimited number of accounts that each contains unlimited... The program also includes many other features such as a goal manager, password keeper, contact manager, sticky notes, and many more. ... ActiveDiary's editor is on par with the best word processors including WYSIWYG editing and support for pictures, sounds, and videos.
http://www.windine.com/ftp/activediary/setup.exe - 11Mb - Download - Screenshot

Argentum Coolbase
Argentum Coolbase is a versatile information manager that can keep any kind of information, such as text, numbers, links, pictures and music, in a tree outline database. Argentum Coolbase can serve you as a note taker, a diary keeper, a recipe book, a project manager, a personal contact list, an... With Argentum Coolbase you will be able to seamlessly organize information of any type, construct your own dendritic structures, attach descriptions, use a powerful search, publish your data using HTML, XML and CSV formats to share it with your friends, colleagues, and anyone who could be...
http://www.argentuma.com/ac.exe - 2Mb - Download - Screenshot