== Deep dive into typescripts ==
* [[Featuresets]], and here some of common option for {{cmd|definefontfeature}}** <code>onum=yes</code> for old style numbers, vs <code>lnum=yes</code> for lining numbers** <code>kern=yes</code> for kerning** See [[Ligatures]] (2017). <code>liga=yes</code> for common ligature and <code>dlig=yes</code> for discretionary ligature (like st), <code>calt=yes</code> for contextual alternates.
** for small caps, the font must propose Caps variation like "EBGaramondSC12-Regular.otf" et "AlegreyaSC-Regular.otf"
** [https://helpx.adobe.com/fonts/using/open-type-syntax.html Syntax for OpenType features] from Adobe