v2018.09.27
$ brew tap
homebrew/core
homebrew/services
$ brew list
apr automake composer freetds git imagemagick@6 libffi libpng libunistring mhash nodebrew php@7.1 ruby-build xz
apr-util axel curl freetype glib intltool libiconv libpq libxml2 mpfr openssl pkg-config unixodbc
aspell bison direnv gcc gmp isl libidn2 libtiff libzip mysql@5.6 packer pwgen webp
autoconf carthage dnsmasq gettext icu4c jpeg libmpc libtool mcrypt nginx pcre re2c wget