standalone

fonts.conf

<?xml version='1.0'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<fontconfig>

  <!-- Put custom global fontconfig settings in this file. -->

  <!-- Setting to 72 here makes the px to pt conversions work better -->
  <match target="pattern">
		<edit name="dpi" mode="assign">
			<double>72</double>
		</edit>
  </match>

  <!-- ## Base rendering settings ## -->
  <match target="font">
    <edit name="rgba" mode="assign">
      <const>rgb</const>
    </edit>
    <edit name="hinting" mode="assign">
      <bool>true</bool>
    </edit>
    <edit name="hintstyle" mode="assign">
      <const>hintslight</const>
    </edit>
    <edit name="autohint" mode="assign">
      <bool>false</bool>
    </edit>
    <edit name="antialias" mode="assign">
      <bool>true</bool>
    </edit>
    <edit name="lcdfilter" mode="assign">
      <const>lcdlight</const>
    </edit>
  </match>

  <!-- Use this file to define your custom font substitutions.
       For each font to be replaced, duplicate the template below
       and fill in with appropriate font names. -->

  <!--
  <match target="font">
    <test name="family">
      <string>FONT TO REPLACE 1</string>
    </test>
    <edit name="family" mode="assign">
      <string>REPLACEMENT FONT 1</string>
    </edit>
  </match>
  <match target="pattern">
    <test name="family">
      <string>FONT TO REPLACE 1</string>
    </test>
    <edit name="family" mode="prepend" binding="strong">
      <string>REPLACEMENT FONT 1</string>
    </edit>
  </match>
  -->

  <match target="pattern">
    <test name="family">
      <string>helvetica</string>
    </test>
    <edit name="family" mode="assign" binding="same">
      <string>helvetica lt std</string>
    </edit>
  </match>

  <!-- You can define alternative default aliases, too. -->

  <!-- ## serif ## -->
  <alias>
    <family>serif</family>
    <prefer>
      <family>Heuristica</family>
      <family>Liberation Serif</family>
      <family>Nimbus Roman</family>
      <family>Tinos</family>
      <family>TeX Gyre Termes</family>
      <family>FreeSerif</family>
    </prefer>
  </alias>

  <!-- ## sans-serif ## -->
  <alias>
    <family>sans-serif</family>
    <prefer>
      <family>Liberation Sans</family>
      <family>Nimbus Sans</family>
      <family>Arimo</family>
      <family>TeX Gyre Heros</family>
      <family>FreeSans</family>
    </prefer>
  </alias>

  <!-- ## monospace ## -->
  <alias>
    <family>monospace</family>
    <prefer>
      <family>Liberation Mono</family>
      <family>Nimbus Mono</family>
      <family>Cousine</family>
      <family>TeX Gyre Cursor</family>
      <family>FreeMono</family>
    </prefer>
  </alias>

  <!-- ## fantasy ## -->
  <alias>
    <family>fantasy</family>
    <prefer>
      <family>Signika</family>
    </prefer>
  </alias>

  <!-- ## cursive ## -->
  <alias>
    <family>cursive</family>
    <prefer>
      <family>TeX Gyre Chorus</family>
      <family>Chancery URW</family>
      <family>Quintessential</family>
    </prefer>
  </alias>

  <alias>
    <family>arial narrow</family>
    <prefer>
      <family>Liberation Sans Narrow</family>
      <family>Nimbus Sans Narrow</family>
      <family>TeX Gyre Heros Cn</family>
    </prefer>
  </alias>

  <alias>
    <family>georgia</family>
    <prefer>
      <family>Gelasio</family>
    </prefer>
  </alias>

  <alias>
    <family>Wingdings</family>
    <prefer>
      <family>URWDings</family>
      <family>New Dingbats</family>
    </prefer>
  </alias>

  <alias>
    <family>Calibri</family>
    <prefer>
      <family>Carlito</family>
    </prefer>
  </alias>

  <alias>
    <family>Cambria</family>
    <prefer>
      <family>Caladea</family>
    </prefer>
  </alias>

  <alias>
    <family>Century Gothic</family>
    <prefer>
      <family>TeX Gyre Adventor</family>
      <family>URW Gothic</family>
    </prefer>
  </alias>

  <alias>
    <family>Bookman Old Style</family>
    <prefer>
      <family>TeX Gyre Bonum</family>
      <family>URW Bookman</family>
    </prefer>
  </alias>

  <alias>
    <family>Monotype Corsiva</family>
    <prefer>
      <family>TeX Gyre Chorus</family>
      <family>URW Chancery</family>
    </prefer>
  </alias>

  <alias>
    <family>Palatino Linotype</family>
    <prefer>
      <family>TeX Gyre Pagella</family>
      <family>URW Palladio</family>
    </prefer>
  </alias>

  <alias>
    <family>Book Antiqua</family>
    <prefer>
      <family>TeX Gyre Pagella</family>
      <family>URW Palladio</family>
    </prefer>
  </alias>

  <alias>
    <family>Century Schoolbook</family>
    <prefer>
      <family>TeX Gyre Schola</family>
      <family>URW Century SchoolBook</family>
    </prefer>
  </alias>

  <alias>
    <family>verdana</family>
    <prefer>
      <family>liberation sans</family>
      <family>Nimbus Sans</family>
      <family>Arimo</family>
      <family>TeX Gyre Heros</family>
      <family>FreeSans</family>
    </prefer>
  </alias>

</fontconfig>

<!--
https://wiki.archlinux.org/index.php/Metric-compatible_fonts
https://github.com/bohoomil/fontconfig-ultimate/issues/191#issuecomment-289799221
-->