For quick, brief, simple todo lists in the CLI, I prefer devtodo.[1] It's uses a plain text file as its data store, and is as simple as you can possibly get.<p>For more complicated things I prefer taskwarrior[2] or org-mode.[3]<p>[1] - <a href="http://swapoff.org/DevTodo" rel="nofollow">http://swapoff.org/DevTodo</a><p>[2] - <a href="http://taskwarrior.org" rel="nofollow">http://taskwarrior.org</a><p>[3] - <a href="http://www.orgmode.org" rel="nofollow">http://www.orgmode.org</a>