case  (Case alternates) cpsp  (Capital spacing) dlig  (Discretionary ligatures) frac  (Auto fractions) dnom  (Denominators) numr  (Numerators) salt  (Stylistic Alternates) subs  (Subscript) sups  (Superscript) tnum  (Tabular numbers) zero  (Slashed zero) ss01  (Open Digits) ss02  (Disambiguation) ss03  (Curved r) ss04  (Disambiguation w/o zero) cv01  (Alternate one) cv02  (Open four) cv03  (Open six) cv04  (Open nine) cv05  (Lower case L with tail) cv06  (Curved lower case r) cv07  (German double-s) cv08  (Upper-case i with serif) cv09  (Flat top three) cv10  (Capital G with spur) cv11  (Single-storey a)

Default-on features: Disable liga  (Standard ligatures) Disable calt  (Contextual alternates) Disable ccmp Disable kern  (Kerning)