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
css property: baseline-shift: super
css property: display: list-item: supported on `<legend>`
css property: font-variant-position: super
css property: font-variant: super
css property: resize: support on block level, replaced, table cell, or inline block elements
css property: vertical-align: super
css property: white-space: support on `<textarea>`
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: json: javascript is a superset of json
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
elements: mmultiscripts: superscriptshift
global_attributes: class: animation support
emoji support
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