+* OS X [Homebrew](https://github.com/Homebrew/homebrew/blob/master/Library/Formula/notmuch.rb), [MacPorts](https://www.macports.org/ports.php?by=name&substr=notmuch), or [pkgsrc](http://ftp.netbsd.org/pub/pkgsrc/current/pkgsrc/mail/notmuch/README.html).