OpenType Features
Stylistic Sets
Grouped alternate designs for consistent style variations.
What Are Stylistic Sets?
Stylistic sets (ss01–ss20) group related alternate glyphs. Unlike stylistic alternates (salt) which work per-character, sets apply a consistent variation across the font.
Common Uses
ss01Alternate a, g (single-story vs double-story)ss02Open/closed digit 4ss03Rounded vs angular formsss04Alternate punctuationCSS
font-feature-settings: "ss01" 1, "ss03" 1;