<a href="http://digitaldump.wordpress.com/projects/rednotebook/" target="_blank">RedNotebook is a diary and journel for the *nix OS. This is a great software with some very good features.

This is available on fedora repo and hence to install you can just type:

sudo yum install rednotebook

Some features to note are:

• Enter text for individual days and navigate using a fancy calendar
• Add Categories to days and fill them with small content
• Tag your entries
• Format your text bold, italic or <span style="text-decoration: underline;">underlined
• Insert Images, files and links to websites
• Links and mail addresses are recognized automatically
• (Live-) Search
• Automatic saving
• Backup to zip archive
• Word Clouds with most often used words and tags
• Create a template for each day
• Export the journal to HTML, Latex or plain text
• RedNotebook is Open Source Software, you are free to use and redistribute it under the terms of the GPL