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CSS Font Loading API

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The CSS Font Loading API provides events and interfaces for dynamically loading font resources.

Interfaces

FontFace
Represents a single usable font face.
FontFaceSet
An interface loading font faces and checking their download statuses.
FontFaceSource
An mixing providing all of the fonts used in font-related operations, unless defined otherwise. It defines the FontFaceSources.fonts property available to Document and WorkerGlobalScope.
FontFaceSetLoadEvent
Fired whenever a FontFaceSet loads.

Specifications

Specification Status Comment
CSS Font Loading Module Level 3 Working Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 35.0 41 (41) ? 22 10
Feature Android Webview Chrome for Android Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile
Basic support 56.0 35.0 41.0 (41) ? ? 22 10

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https://developer.mozilla.org/en-US/docs/Web/API/CSS_Font_Loading_API