My top 5 Gnome Apps for writing tutorial or posts

http://blog.giuseppeurso.net/wp-content/uploads/2013/06/gnome-screenshot-screenshot.png
This article is just a memo to me because I see so many good software everyday, both for command line and with GUI, that is difficult to me to remember exactly the name so i could install it on the office pc at Hippo in Amsterdam or , viceversa, at home.
These are my most used apps for...
My top 5 Gnome Apps for writing tutorial or posts