Features generally on by default. Features in red are controlled via font-variant-ligatures.
| rlig | Required Ligatures |
| locl | Localized Forms |
| ccmp | Glyph Composition |
| mark | Mark Positioning |
| mkmk | Mark to Mark Positioning |
| liga | Ligatures |
| clig | Contextual Ligatures |
| calt | Contextual Alternates |