Canvas (basic support)

Method of generating fast, dynamic graphics using JavaScript.

contenteditable attribute (basic support)

Method of making any HTML element editable.

CSS Feature Queries

CSS Feature Queries allow authors to condition rules based on whether particular property declarations are supported in CSS using the @supports at rule.

CSS.supports() API

The CSS.supports() static method returns a Boolean value indicating if the browser supports a given CSS feature, or not.

Resource Timing (basic support)

Method to help web developers to collect complete timing information related to resources on a document.

SVG (basic support)

Method of displaying basic Vector Graphics features using the embed or object elements. Refers to the SVG 1.1 spec.

TTF/OTF - TrueType and OpenType font support

Support for the TrueType (.ttf) and OpenType (.otf) outline font formats in @font-face.

cssimportrule api: supportstext

domtokenlist api: supports

fetch api: support for blob: and data:

setinterval api: supports parameters for callback

settimeout api: supports parameters for callback

subtlecrypto api: supports_static

xrsession api: supportedframerates

css property: font-variant: super

css selector: `::marker`: `quotes` support

html element: sup

headers http header: supports-loading-mode

headers http header: supports-loading-mode: `credentialed-prerender` directive

headers http header: supports-loading-mode: `fenced-frame` directive

javascript built-in: intl: collator: supportedlocalesof

javascript built-in: intl: datetimeformat: supportedlocalesof

javascript built-in: intl: displaynames: supportedlocalesof

javascript built-in: intl: durationformat: supportedlocalesof

javascript built-in: intl: listformat: supportedlocalesof

javascript built-in: intl: numberformat: supportedlocalesof

javascript built-in: intl: pluralrules: supportedlocalesof

javascript built-in: intl: relativetimeformat: supportedlocalesof

javascript built-in: intl: segmenter: supportedlocalesof

javascript built-in: intl: `supportedvaluesof()`

javascript built-in: intl: `supportedvaluesof()`: `"calendar"`

javascript built-in: intl: `supportedvaluesof()`: `"collation"`

javascript built-in: intl: `supportedvaluesof()`: `"currency"`

javascript built-in: intl: `supportedvaluesof()`: `"numberingsystem"`

javascript built-in: intl: `supportedvaluesof()`: `"timezone"`

javascript built-in: intl: `supportedvaluesof()`: `"unit"`

javascript built-in: string: sup

javascript built-in: suppressederror

javascript built-in: suppressederror: error

javascript built-in: suppressederror: suppressed

javascript built-in: suppressederror: suppressederror

javascript operator: super

emoji support