This is a great post for better font rendering in Linux.

# edit /etc/profile.d/freetype2.sh
export FREETYPE_PROPERTIES="truetype:interpreter-version=38"

cd /etc/fonts/conf.d
ln -s /usr/share/fontconfig/conf.default/10-hinting-slight.conf .
ln -s /usr/share/fontconfig/conf.avail/10-sub-pixel-rgb.conf .
ln -s /usr/share/fontconfig/conf.avail/11-lcdfilter-default.conf .