OpenType variable fonts integration in the layout engine affects at least the following aspects: 1) Axis value assignments from font-variation-settings 2) Integration of variable fonts axis parameters into layout operations 3) Font matching for: * Matching based on canonical scalable axes such as width or weight or optical sizing. * Matching named instances 4) Feature resolution of CSS props, feature-settings and variation settings




Specification link

Specification being incubated in a Community Group

Status in Chromium


Enabled by default (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.



It's recommended to track the meta bug for details on level of current support.

Search tags

variable fonts, variation fonts, font-variation-settings, axis, axes, opentype, variation, variable,

Last updated on 2021-12-06