What is Toto?
Toto is a to do list application for Mac OS X that runs in the menu bar. It displays the number of tasks you have to complete in the menu bar as well.
Download Toto here.

"Toto is a great task manager that allows you to easily organize your to do's from your status bar. " - Softpedia
How can I make Toto open on startup?
Check Out this screencast http://farp.me/5e