ZuluPad is a desktop application that provides you with a local Wiki. It combines the simplicity of Notepad with the functionality of a Wiki. The application is free and is available for both Mac and Windows! The home page of the website says that what the developers were trying to accomplish was to combine the best parts of a wiki with the best parts of a notepad. It’s a little bit like Wikipedia except that it’s your personal desktop wiki. It incorporates an ingenious way of creating hyperlinks automatically to content that you have already written; it’s fascinating, go check it out.