(specifications->manifest
 (map symbol->string
      '(bash
        coreutils
        findutils
        diffutils
        grep
        sed
        git
        tar
        gzip
        gawk
        make
        perl
        shellcheck
        pandoc
        gettext

        jekyll
        flac
        mediainfo
        mdpo
        git-annex
        hunspell
        inkscape)))