What software are you looking for ?
In times when many people like to publish their thoughts and ideas in so-called web blogs that can be read by everyone, no-one seems to care about the normal meaning of diaries and the words and stories that are written in it. The general sense of diaries is to keep all these things private. Maybe the author wants to make it available to an external reader from time to time, but most of the time the content is not meant to be seen by anyone. .....
