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mu – maildir indexer and searcher

mu is a tool for dealing with e-mail messages stored in the Maildir-format. mu’s purpose in life is to help you to quickly find the messages you need; in addition, it allows you to view messages, extract attachments, create new maildirs, and so on.

After indexing your messages into a Xapian-database, you can search them using a custom query language. You can use various message fields or words in the body text to find the right messages.

This is free and open source software.

Features include:

  • Fast indexing for Maildir, Maildir+ and Maildir-on-VFAT.
  • Search for messages based on the sender, receiver, subject, date-range, size, priority, words in message, flags (signed, encrypted, new, replied, has-attachment,…), message-id, maildir, tags, attachment (name, mime-type, text) and more.
  • Support for encrypted and signed messages.
  • Command-line tools for indexing, searching, viewing, adding/removing messages, extracting attachments, exporting/searching address lists, creating maildirs, ….
  • Accent/case normalization – so angstrom matches Ångström.
  • Search based on human language.
  • Can be integrated with other e-mail clients such as mutt and Wanderlust.
  • mu4e, an emacs-based e-mail client based on mu.
  • mu-guile: guile 2.0 bindings that allow for scripting, advanced processing of your data, and doing all kinds of statistics.
  • Fully documented (man pages, info pages).

Website: github.com/djcb/mu
Support:
Developer: Dirk-Jan C. Binnema
License: GNU General Public License v3.0

mu is written in C++. Learn C++ with our recommended free books and free tutorials.


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