If you need a bit more, that is, todo lists, planning, etc. while keeping a way to easily edit text documents, you also have Org-Mode <a href="http://orgmode.org/" rel="nofollow">http://orgmode.org/</a><p>Do not try to setup Org-Mode if you are new to Emacs, you will feel a bit overwhelmed (at least I was), but once you get used to Emacs and Org-Mode, it is a pleasure to use it. I use it for GTD, day planner and notes taking like here: <a href="http://notes.ceondo.com" rel="nofollow">http://notes.ceondo.com</a>