mu: mu (collection of utilties for indexing and searching Maildirs) mu: mu: mu is a tool for dealing with e-mail messages stored in the mu: Maildir-format. mu: mu's main purpose is to help you to quickly find the messages you mu: need; in addition, it allows you to view messages, extract mu: attachments, create new maildirs. mu: mu includes an emacs-based e-mail client (mu4e), a simple GUI (mug) mu: and bindings for the Guile/Scheme programming language. mu: mu: