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2023-12-25 20:30:40

With the monumental quantities of e-mail many individuals
collect and the significance of e-mail messages in our every day work-flow, it is vitally necessary to have the opportunity
to rapidly cope with all that – specifically, to immediately discover that one necessary e-mail you want
proper now.

For that, mu was created. mu is a device for coping with e-mail messages saved within the
Maildir-format, on Unix-like techniques. mu’s fundamental objective is
that will help you to seek out the messages you want, rapidly; as well as, it means that you can view messages,
extract attachments, create new maildirs, … See the mu cheatsheet for some
examples. Mu’s supply code is on the market in github, and there may be the
mu-discuss mailing checklist.

mu contains an emacs-based e-mail consumer (mu4e), a easy GUI (mug) and bindings for the
Guile/Scheme programming language.


  • quick indexing for Maildir, Maildir+ and Maildir-on-VFAT
  • seek for messages based mostly on the sender, receiver, topic, date-range,
    measurement, precedence, phrases in message, flags (signed, encrypted, new, replied,
    has-attachment,…), message-id, maildir, tags, attachment (identify,
    mime-type, textual content) and extra
  • help for encrypted and signed messages
  • command-line instruments for indexing, looking out, viewing, including/eradicating
    messages, extracting attachments, exporting/looking out tackle lists,
    creating maildirs, …
  • accent/case normalization – so angstrom matches Ångström
  • may be built-in with different e-mail purchasers comparable to
    mutt and
  • mu4e, an emacs-based e-mail consumer based mostly on mu (see screenshot).
  • mu-guile:
    guile 2.0 bindings that
    enable for scripting, superior processing of your knowledge, and doing
    every kind of statistics
  • absolutely documented (man pages, information pages)


2023-03-26: mu/mu4e 1.10 is on the market

A brand new launch is on the market; release notes and
seize the tarball (newest 1.10 launch).

2022-06-25: mu/mu4e 1.8 is on the market

A brand new launch is on the market; release notes and
seize the tarball (newest 1.8.x launch).

2021-07-27: mu/mu4e 1.6 is on the market

A brand new launch is on the market; release notes and
seize the tarball (newest 1.6.x launch).

2020-04-18: mu/mu4e 1.4 is on the market

A brand new launch is on the market; release notes and
seize the tarball (newest 1.4.x launch).

2019-04-07: mu/mu4e 1.2 is on the market

A brand new launch is on the market; seize the

2018-02-03: mu/mu4e 1.0 is on the market

After a decade of improvement, mu 1.0 is on the market. Learn
NEWS with all the main points.

2016-12-05: mu/mu4e 0.9.18 is on the market

mu 0.9.18 presents a variety of enhancements throughout the board. For
instance, individuals with enormous maildirs can use a particular “lazy-checking”
mode to hurry up indexing; it’s now doable to view rich-text message
in an embedded webkit-view, and the discharge provides help for org-mode
9.x. There additionally many small fixes and tweaks in mu4e, all based mostly on

For all the main points,

Get it from the Release page.

2016-01-21: mu/mu4e 0.9.16 is right here, and it’s our newest steady launch!

Higher behaviour and context dealing with

  • Context Dealing with simply obtained sensible: new ‘mu4e-context’ defines and switches between varied contexts,
    that are teams of settings. This can be used as an illustration to simply configure and swap between
    a number of accounts.
  • Improved behaviour in html and messages marks: potential to toggle between html and textual content show of
    messages & higher administration of messages marked as learn or unread.

Person Interface enhancements

  • Quite a few enhancements in threads view and mailing lists administration
  • Fancy characters can now be correctly used in addition to particular customizations for message views

Sooner Indexing and message administration

  • Indexing & caching optimizations

You may seize the tarball immediately
from Github or wait a bit to
get it by way of your distribution channels (particulars could fluctuate from one
distribution to a different).

None of this might be doable with out a workforce of devoted
people: Adam Sampson, Ævar Arnfjörð Bjarmason, Bar Shirtcliff,
Charles-H. Schulz, Clément Pit–Claudel, Damien Cassou, Declan Qian,
Dima Kogan, Dirk-Jan C. Binnema, Foivos, Foivos S. Zakkak, Hinrik Örn
Sigurðsson, jeroen tiebout, JJ Asghar, Jonas Bernoulli, Jun Hao,
Martin Yrjölä, Maximilian Matthé, Piotr Trojanek, prsarv, Thierry
Volpiatto, Titus von der Malsburg (and naturally all individuals who
reported points, supplied options and so on.)

We hope you’ll take pleasure in this launch as a lot as we do. Pleased Hacking!

– The mu/mu4e Staff

Outdated Information

  • 2015-09-24: After virtually 6 months, a brand new launch of mu/mu4e. We’re
    comfortable to announce mu and mu4e! have simply been
    launched. The next key options and enhancements have been

    See Also

  • Change the way in which the headers are displayed and sorted
  • Fancy characters now enabled distinctively each for marks and
  • Composing a message is now doable in a separate body
  • Capability to show the topic of a thread solely on prime of it for
    enhanced readability
  • A lot of bugs squashed, updates to the documentation (BDDB), as
    effectively as embedding the Information file inside mu4e itself.

  • 2013-03-30: launched mu-; full with new options and bug
    fixes – see the obtain hyperlink for a number of the particulars. Many
    because of all who contributed!
  • 2012-10-14: launched mu-0.9.9; a brand new barrage of fixes and
    enhancements – test the hyperlink and NEWS. Additionally, observe the
    mu4e-manual (PDF).
  • 2012-07-01: launched mu-; extra fixes, enhancements (see
    the hyperlink).
  • 2012-05-08: launched
    with much more enhancements (the hyperlink has all the main points)
  • 2012-04-06: launched
    with many enhancements, fixes. See the hyperlink for particulars. NOTE:
    current mu and mu4e customers are really useful to execute mu
    index --rebuild
    after set up.
  • 2012-03-11: launched
    with a variety of fixes and enhancements, see the hyperlink for the
  • 2012-02-17: launched
    which has a variety of enhancements to the 0.9.8 launch: add mark
    as learn/unread, colorize cited message elements, higher dealing with of
    text-based message elements, documentation fixes, documentation
    updates and some fixes right here and there
  • 2012-02-09: moved the mu supply code repository
    to Github.
  • 2012-01-31: lastly,
    mu-0.9.8 is
    accessible. It comes with an emacs-based e-mail consumer,
    mu4e, and far improved
    guile bindings. Moreover, It provides
    seek for attachment mime kind and search inside any textual content half
    of a message, extra checks, enhancements in lots of elements of the code.
  • 2011-09-03: mu 0.9.7 is now accessible; in comparison with the -pre
    model there are a couple of small modifications; crucial one is
    a repair particularly for operating mu on MacOS.

  • Old news

Growth & obtain

Some Linux-distributions already present pre-built mu packages; if
there’s no packagage to your distribution, or if you’d like the
newest launch, you’ll be able to download mu source packages from Google
Code. In case you discover a bug, or have a characteristic requests, please
use the issue tracker.

In case you’d wish to work with the mu supply code, you will discover it in Github;
additionally, see the notes on HACKING the mu supply code.

There’s additionally a mailing list.

mu was designed and applied by Dirk-Jan C. Binnema, and is Free
Software program, licensed below the GNU GPLv3

Source Link

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