is a modern daily journal that helps you to keep track of notes and thoughts throughout the day. RedNotebook includes a calendar navigation, customizable templates, export functionality, word clouds and keyword searching. You can also format, tag and search your entries.
Source RedNoteBook Home Page
To install RedNoteBook just run the following commands via your systems Terminal.
sudo add-apt-repository ppa:rednotebook/stable
sudo apt-get update
sudo apt-get install rednotebook
That's it EnJoY...