todotxt.el mode by AdolfoVillafiorita? is a major mode for editing todo.txt files.
It supports an extension to the default format to manage due dates and recurring tasks.
In order to automatically use this mode when editing todo.txt files, you can use this code for your init.el file:
(require 'todotxt) (add-to-list 'auto-mode-alist '("\\todo.txt\\'" . todotxt-mode))