"all"
enum-value
css-nav-1
css-nav
1
snapshot
https://w3.org/TR/css-nav-1/#dom-focusableareasearchmode-all
1
1
FocusableAreaSearchMode
-
"all"
enum-value
css-nav-1
css-nav
1
current
https://drafts.csswg.org/css-nav-1/#dom-focusableareasearchmode-all
1
1
FocusableAreaSearchMode
-
"all"
enum-value
service-workers
service-workers
1
snapshot
https://www.w3.org/TR/service-workers-1/#dom-serviceworkerupdateviacache-all
1
1
ServiceWorkerUpdateViaCache
-
"all"
enum-value
service-workers
service-workers
1
snapshot
https://www.w3.org/TR/service-workers-1/#dom-clienttype-all
1
1
ClientType
-
"all"
enum-value
service-workers
service-workers
1
current
https://w3c.github.io/ServiceWorker/#dom-serviceworkerupdateviacache-all
1
1
ServiceWorkerUpdateViaCache
-
"all"
enum-value
service-workers
service-workers
1
current
https://w3c.github.io/ServiceWorker/#dom-clienttype-all
1
1
ClientType
-
"all"-named elements
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/common-dom-interfaces.html#all-named-elements

1
-
"allpass"
enum-value
webaudio
webaudio
1
current
https://webaudio.github.io/web-audio-api/#dom-biquadfiltertype-allpass
1
1
BiquadFilterType
-
"alpha-blend"
enum-value
webxr-ar-module-1
webxr-ar-module
1
current
https://immersive-web.github.io/webxr-ar-module/#dom-xrenvironmentblendmode-alpha-blend
1
1
XREnvironmentBlendMode
-
"alternate"
enum-value
web-animations-1
web-animations
1
snapshot
https://www.w3.org/TR/web-animations-1/#dom-playbackdirection-alternate
1
1
PlaybackDirection
-
"alternate"
enum-value
web-animations-1
web-animations
1
current
https://drafts.csswg.org/web-animations-1/#dom-playbackdirection-alternate
1
1
PlaybackDirection
-
"alternate-reverse"
enum-value
web-animations-1
web-animations
1
snapshot
https://www.w3.org/TR/web-animations-1/#dom-playbackdirection-alternate-reverse
1
1
PlaybackDirection
-
"alternate-reverse"
enum-value
web-animations-1
web-animations
1
current
https://drafts.csswg.org/web-animations-1/#dom-playbackdirection-alternate-reverse
1
1
PlaybackDirection
-
<alpha-value>
type
css-color-4
css-color
4
snapshot
https://www.w3.org/TR/css-color-4/#typedef-alpha-value
1
1
-
<alpha-value>
type
css-color-4
css-color
4
current
https://drafts.csswg.org/css-color-4/#typedef-alpha-value
1
1
-
<alpha-value>
type
css-color-5
css-color
5
snapshot
https://www.w3.org/TR/css-color-5/#typedef-alpha-value
1
1
-
<alpha-value>
type
css-color-5
css-color
5
current
https://drafts.csswg.org/css-color-5/#typedef-alpha-value
1
1
-
<alphavalue>
type
css-color-3
css-color
3
snapshot
https://www.w3.org/TR/css3-color/#alphavalue-def
1
1
-
<alphavalue>
type
css-color-3
css-color
3
current
https://drafts.csswg.org/css-color-3/#alphavalue-def
1
1
-
AllowShared
extended-attribute
webidl
webidl
1
current
https://heycam.github.io/webidl/#AllowShared
1
1
-
AllowedBluetoothDevice
dictionary
web-bluetooth-1
web-bluetooth
1
snapshot
https://webbluetoothcg.github.io/web-bluetooth/#dictdef-allowedbluetoothdevice
1
1
-
AllowedUSBDevice
dictionary
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dictdef-allowedusbdevice
1
1
-
[[allowedServices]]
attribute
web-bluetooth-1
web-bluetooth
1
snapshot
https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetoothdevice-allowedservices-slot
1
1
BluetoothDevice
-
a label
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/media.html#text-track-label

1
-
a language
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/media.html#text-track-language

1
-
a list of zero or more cues
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/media.html#text-track-list-of-cues

1
-
aLink
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-body-alink
1
1
HTMLBodyElement
-
alert(message)
method
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-alert
1
1
Window
-
alg
dict-member
webauthn-1
webauthn
1
snapshot
https://www.w3.org/TR/webauthn/#dom-publickeycredentialparameters-alg
1
1
PublicKeyCredentialParameters
-
alg
dict-member
webauthn-1
webauthn
1
current
https://w3c.github.io/webauthn/#dom-publickeycredentialparameters-alg
1
1
PublicKeyCredentialParameters
-
algorithm
dfn
webcryptoapi-1
webcryptoapi
1
snapshot
https://www.w3.org/TR/WebCryptoAPI/#dfn-Algorithm

1
-
algorithm
dfn
webcryptoapi-1
webcryptoapi
1
snapshot
https://www.w3.org/TR/WebCryptoAPI/#dfn-CryptoKey-slot-algorithm

1
-
algorithm
dfn
webcryptoapi-1
webcryptoapi
1
current
https://w3c.github.io/webcrypto/#dfn-Algorithm

1
-
algorithm
dfn
webcryptoapi-1
webcryptoapi
1
current
https://w3c.github.io/webcrypto/#dfn-CryptoKey-slot-algorithm

1
-
algorithm
dict-member
webrtc-1
webrtc
1
snapshot
https://www.w3.org/TR/webrtc/#dom-rtcdtlsfingerprint-algorithm
1
1
RTCDtlsFingerprint
-
algorithm for assigning header cells
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/tables.html#algorithm-for-assigning-header-cells

1
-
algorithm for ending a row group
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/tables.html#algorithm-for-ending-a-row-group

1
-
algorithm for extracting a character encoding from a meta element
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/urls-and-fetching.html#algorithm-for-extracting-a-character-encoding-from-a-meta-element

1
-
algorithm for growing downward-growing cells
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/tables.html#algorithm-for-growing-downward-growing-cells

1
-
algorithm for processing row groups
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/tables.html#algorithm-for-processing-row-groups

1
-
algorithm for processing rows
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/tables.html#algorithm-for-processing-rows

1
-
algorithm queue
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/infrastructure.html#algorithm-queue

1
-
algorithm to convert a date object to a string
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/input.html#concept-input-value-date-string

1
-
algorithm to convert a number to a string
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/input.html#concept-input-value-number-string

1
-
algorithm to convert a string to a date object
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/input.html#concept-input-value-string-date

1
-
algorithm to convert a string to a number
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/input.html#concept-input-value-string-number

1
-
algorithm_cached
dfn
webcryptoapi-1
webcryptoapi
1
snapshot
https://www.w3.org/TR/WebCryptoAPI/#dfn-CryptoKey-slot-algorithm_cached

1
-
algorithm_cached
dfn
webcryptoapi-1
webcryptoapi
1
current
https://w3c.github.io/webcrypto/#dfn-CryptoKey-slot-algorithm_cached

1
-
algorithmidentifier
dfn
webcryptoapi-1
webcryptoapi
1
snapshot
https://www.w3.org/TR/WebCryptoAPI/#dfn-AlgorithmIdentifier

1
-
algorithmidentifier
dfn
webcryptoapi-1
webcryptoapi
1
current
https://w3c.github.io/webcrypto/#dfn-AlgorithmIdentifier

1
-
algorithmidentifier
dfn
webrtc-1
webrtc
1
snapshot
https://www.w3.org/TR/webrtc/#dfn-algorithmidentifier

1
-
alias
value
css-ui-3
css-ui
3
snapshot
https://www.w3.org/TR/css3-ui/#valdef-cursor-alias
1
1
cursor
-
alias
value
css-ui-3
css-ui
3
current
https://drafts.csswg.org/css-ui-3/#valdef-cursor-alias
1
1
cursor
-
alias
value
css-ui-4
css-ui
4
current
https://drafts.csswg.org/css-ui-4/#valdef-cursor-alias
1
1
cursor
-
alias
argument
web-bluetooth-1
web-bluetooth
1
snapshot
https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetoothuuid-canonicaluuid-alias-alias
1
1
BluetoothUUID/canonicalUUID(alias)
-
aliceblue
dfn
css-color-3
css-color
3
snapshot
https://www.w3.org/TR/css3-color/#aliceblue

1
-
aliceblue
dfn
css-color-3
css-color
3
current
https://drafts.csswg.org/css-color-3/#aliceblue

1
-
aliceblue
value
css-color-4
css-color
4
snapshot
https://www.w3.org/TR/css-color-4/#valdef-color-aliceblue
1
1
<color>
-
aliceblue
value
css-color-4
css-color
4
current
https://drafts.csswg.org/css-color-4/#valdef-color-aliceblue
1
1
<color>
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-caption-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-col-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-div-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-embed-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-hr-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-hx-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-iframe-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-img-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-input-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-legend-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-object-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-p-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-table-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-tbody-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-tdth-align
1
1
-
align
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-tr-align
1
1
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-caption-align
1
1
HTMLTableCaptionElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-col-align
1
1
HTMLTableColElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-div-align
1
1
HTMLDivElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-embed-align
1
1
HTMLEmbedElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-hr-align
1
1
HTMLHRElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-hx-align
1
1
HTMLHeadingElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-iframe-align
1
1
HTMLIFrameElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-img-align
1
1
HTMLImageElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-input-align
1
1
HTMLInputElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-legend-align
1
1
HTMLLegendElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-object-align
1
1
HTMLObjectElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-p-align
1
1
HTMLParagraphElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-table-align
1
1
HTMLTableElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-tbody-align
1
1
HTMLTableSectionElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-tdth-align
1
1
HTMLTableCellElement
-
align
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-tr-align
1
1
HTMLTableRowElement
-
align descendants
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/rendering.html#align-descendants

1
-
align-content
property
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#propdef-align-content
1
1
-
align-content
property
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#propdef-align-content
1
1
-
align-content
property
css-flexbox-1
css-flexbox
1
snapshot
https://www.w3.org/TR/css-flexbox-1/#propdef-align-content
1
1
-
align-content
property
css-flexbox-1
css-flexbox
1
current
https://drafts.csswg.org/css-flexbox-1/#propdef-align-content
1
1
-
align-content
value
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/infrastructure.html#'align-content'

1
-
align-items
property
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#propdef-align-items
1
1
-
align-items
property
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#propdef-align-items
1
1
-
align-items
property
css-flexbox-1
css-flexbox
1
snapshot
https://www.w3.org/TR/css-flexbox-1/#propdef-align-items
1
1
-
align-items
property
css-flexbox-1
css-flexbox
1
current
https://drafts.csswg.org/css-flexbox-1/#propdef-align-items
1
1
-
align-items
value
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/infrastructure.html#'align-items'

1
-
align-self
property
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#propdef-align-self
1
1
-
align-self
property
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#propdef-align-self
1
1
-
align-self
property
css-flexbox-1
css-flexbox
1
snapshot
https://www.w3.org/TR/css-flexbox-1/#propdef-align-self
1
1
-
align-self
property
css-flexbox-1
css-flexbox
1
current
https://drafts.csswg.org/css-flexbox-1/#propdef-align-self
1
1
-
align-self
value
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/infrastructure.html#'align-self'

1
-
alignment baseline
dfn
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#alignment-baseline
1
1
-
alignment baseline
dfn
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#alignment-baseline
1
1
-
alignment baseline
dfn
svg2
svg
2
snapshot
https://www.w3.org/TR/svg2/text.html#TermAlignmentBaseline
1
1
-
alignment baseline
dfn
svg2
svg
2
current
https://svgwg.org/svg2-draft/text.html#TermAlignmentBaseline
1
1
-
alignment character
value
css-text-4
css-text
4
current
https://drafts.csswg.org/css-text-4/#valdef-text-align-alignment-character
1
1
text-align
-
alignment container
dfn
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#alignment-container
1
1
-
alignment container
dfn
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#alignment-container
1
1
-
alignment context
dfn
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#shared-alignment-context
1
1
-
alignment context
dfn
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#shared-alignment-context
1
1
-
alignment point
dfn
svg2
svg
2
current
https://svgwg.org/svg2-draft/text.html#TermAlignmentPoint

1
-
alignment subject
dfn
css-align-3
css-align
3
snapshot
https://www.w3.org/TR/css3-align/#alignment-subject
1
1
-
alignment subject
dfn
css-align-3
css-align
3
current
https://drafts.csswg.org/css-align-3/#alignment-subject
1
1
-
alignment-baseline
property
css-inline-3
css-inline
3
snapshot
https://www.w3.org/TR/css-inline-3/#propdef-alignment-baseline
1
1
-
alignment-baseline
property
css-inline-3
css-inline
3
current
https://drafts.csswg.org/css-inline-3/#propdef-alignment-baseline
1
1
-
alignment-baseline
property
svg
svg
1
snapshot
https://www.w3.org/TR/SVG11/text.html#AlignmentBaselineProperty
1
1
-
alink
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-body-alink
1
1
-
alinkColor
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-document-alinkcolor
1
1
Document
-
all
value
css-box-3
css-box
3
snapshot
https://www.w3.org/TR/css-box-3/#valdef-margin-trim-all
1
1
margin-trim
-
all
value
css-break-4
css-break
4
snapshot
https://www.w3.org/TR/css-break-4/#valdef-break-before-all
1
1
break-before
break-after
-
all
value
css-break-4
css-break
4
current
https://drafts.csswg.org/css-break-4/#valdef-break-before-all
1
1
break-before
break-after
-
all
property
css-cascade-3
css-cascade
3
snapshot
https://www.w3.org/TR/css-cascade-3/#propdef-all
1
1
-
all
property
css-cascade-3
css-cascade
3
current
https://drafts.csswg.org/css-cascade-3/#propdef-all
1
1
-
all
property
css-cascade-4
css-cascade
4
snapshot
https://www.w3.org/TR/css-cascade-4/#propdef-all
1
1
-
all
property
css-cascade-4
css-cascade
4
current
https://drafts.csswg.org/css-cascade-4/#propdef-all
1
1
-
all
value
css-inline-3
css-inline
3
snapshot
https://www.w3.org/TR/css-inline-3/#valdef-initial-letters-wrap-all
1
1
initial-letters-wrap
-
all
value
css-inline-3
css-inline
3
current
https://drafts.csswg.org/css-inline-3/#valdef-initial-letters-wrap-all
1
1
initial-letters-wrap
-
all
attribute
css-layout-api-1
css-layout-api
1
snapshot
https://www.w3.org/TR/css-layout-api-1/#dom-layoutedges-all
1
1
LayoutEdges
-
all
value
css-multicol-1
css-multicol
1
snapshot
https://www.w3.org/TR/css3-multicol/#valdef-column-span-all
1
1
column-span
-
all
value
css-multicol-1
css-multicol
1
current
https://drafts.csswg.org/css-multicol-1/#valdef-column-span-all
1
1
column-span
-
all
value
css-multicol-2
css-multicol
2
current
https://drafts.csswg.org/css-multicol-2/#valdef-column-span-all
1
1
column-span
-
all
value
css-page-floats-3
css-page-floats
3
current
https://drafts.csswg.org/css-page-floats-3/#valdef-clear-all
1
1
clear
-
all
value
css-text-decor-4
css-text-decor
4
current
https://drafts.csswg.org/css-text-decor-4/#valdef-text-decoration-skip-box-all
1
1
text-decoration-skip-box
-
all
value
css-text-decor-4
css-text-decor
4
current
https://drafts.csswg.org/css-text-decor-4/#valdef-text-decoration-skip-spaces-all
1
1
text-decoration-skip-spaces
-
all
value
css-transitions-1
css-transitions
1
snapshot
https://www.w3.org/TR/css3-transitions/#valdef-transition-property-all
1
1
transition-property
-
all
value
css-transitions-1
css-transitions
1
current
https://drafts.csswg.org/css-transitions-1/#valdef-transition-property-all
1
1
transition-property
-
all
value
css-ui-4
css-ui
4
current
https://drafts.csswg.org/css-ui-4/#valdef-user-select-all
1
1
user-select
-
all
value
css-writing-modes-3
css-writing-modes
3
snapshot
https://www.w3.org/TR/css-writing-modes-3/#valdef-text-combine-upright-all
1
1
text-combine-upright
-
all
value
css-writing-modes-3
css-writing-modes
3
current
https://drafts.csswg.org/css-writing-modes-3/#valdef-text-combine-upright-all
1
1
text-combine-upright
-
all
value
css-writing-modes-4
css-writing-modes
4
snapshot
https://www.w3.org/TR/css-writing-modes-4/#valdef-text-combine-upright-all
1
1
text-combine-upright
-
all
value
css-writing-modes-4
css-writing-modes
4
current
https://drafts.csswg.org/css-writing-modes-4/#valdef-text-combine-upright-all
1
1
text-combine-upright
-
all
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/dnd.html#dom-datatransfer-effectallowed-all
1
1
datatransfer-effectallowed
-
all
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#dom-document-all
1
1
Document
-
all
value
mediaqueries-4
mediaqueries
4
snapshot
https://www.w3.org/TR/mediaqueries-4/#valdef-media-all
1
1
@media
-
all
value
mediaqueries-4
mediaqueries
4
current
https://drafts.csswg.org/mediaqueries-4/#valdef-media-all
1
1
@media
-
all
enum-value
webrtc-1
webrtc
1
snapshot
https://www.w3.org/TR/webrtc/#dom-rtcicetransportpolicy-all
1
1
RTCIceTransportPolicy
-
all-petite-caps
dfn
css-fonts-3
css-fonts
3
snapshot
https://www.w3.org/TR/css-fonts-3/#all-petite-caps

1
-
all-petite-caps
dfn
css-fonts-3
css-fonts
3
current
https://drafts.csswg.org/css-fonts-3/#all-petite-caps

1
-
all-petite-caps
value
css-fonts-4
css-fonts
4
snapshot
https://www.w3.org/TR/css-fonts-4/#valdef-font-variant-caps-all-petite-caps
1
1
font-variant-caps
-
all-petite-caps
value
css-fonts-4
css-fonts
4
current
https://drafts.csswg.org/css-fonts-4/#valdef-font-variant-caps-all-petite-caps
1
1
font-variant-caps
-
all-scroll
value
css-ui-3
css-ui
3
snapshot
https://www.w3.org/TR/css3-ui/#valdef-cursor-all-scroll
1
1
cursor
-
all-scroll
value
css-ui-3
css-ui
3
current
https://drafts.csswg.org/css-ui-3/#valdef-cursor-all-scroll
1
1
cursor
-
all-scroll
value
css-ui-4
css-ui
4
current
https://drafts.csswg.org/css-ui-4/#valdef-cursor-all-scroll
1
1
cursor
-
all-small-caps
dfn
css-fonts-3
css-fonts
3
snapshot
https://www.w3.org/TR/css-fonts-3/#all-small-caps

1
-
all-small-caps
dfn
css-fonts-3
css-fonts
3
current
https://drafts.csswg.org/css-fonts-3/#all-small-caps

1
-
all-small-caps
value
css-fonts-4
css-fonts
4
snapshot
https://www.w3.org/TR/css-fonts-4/#valdef-font-variant-caps-all-small-caps
1
1
font-variant-caps
-
all-small-caps
value
css-fonts-4
css-fonts
4
current
https://drafts.csswg.org/css-fonts-4/#valdef-font-variant-caps-all-small-caps
1
1
font-variant-caps
-
allow
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-allow
1
1
iframe
-
allow
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/iframe-embed-object.html#dom-iframe-allow
1
1
HTMLIFrameElement
-
allow-downloads
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-downloads
1
1
-
allow-end
value
css-text-3
css-text
3
snapshot
https://www.w3.org/TR/css-text-3/#valdef-hanging-punctuation-allow-end
1
1
hanging-punctuation
-
allow-end
value
css-text-3
css-text
3
current
https://drafts.csswg.org/css-text-3/#valdef-hanging-punctuation-allow-end
1
1
hanging-punctuation
-
allow-end
value
css-text-4
css-text
4
current
https://drafts.csswg.org/css-text-4/#valdef-text-spacing-allow-end
1
1
text-spacing
-
allow-forms
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-forms
1
1
-
allow-list
dfn
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#allow-list

1
-
allow-list-value
dfn
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#allow-list-value

1
-
allow-modals
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-modals
1
1
-
allow-orientation-lock
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-orientation-lock
1
1
-
allow-pointer-lock
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-pointer-lock
1
1
-
allow-popups
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-popups
1
1
-
allow-popups-to-escape-sandbox
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-popups-to-escape-sandbox
1
1
-
allow-presentation
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-presentation
1
1
-
allow-same-origin
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-same-origin
1
1
-
allow-scripts
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-scripts
1
1
-
allow-top-navigation
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-top-navigation
1
1
-
allow-top-navigation-by-user-activation
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/origin.html#attr-iframe-sandbox-allow-top-navigation-by-user-activation
1
1
-
allowCredentials
dict-member
webauthn-1
webauthn
1
snapshot
https://www.w3.org/TR/webauthn/#dom-publickeycredentialrequestoptions-allowcredentials
1
1
PublicKeyCredentialRequestOptions
-
allowCredentials
dict-member
webauthn-1
webauthn
1
current
https://w3c.github.io/webauthn/#dom-publickeycredentialrequestoptions-allowcredentials
1
1
PublicKeyCredentialRequestOptions
-
allowFullscreen
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/iframe-embed-object.html#dom-iframe-allowfullscreen
1
1
HTMLIFrameElement
-
allowPaymentRequest
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/iframe-embed-object.html#dom-iframe-allowpaymentrequest
1
1
HTMLIFrameElement
-
allowed in non-secure contexts
dfn
permissions-1
permissions
1
current
https://w3c.github.io/permissions/#allowed-in-non-secure-contexts
1
1
-
allowed in the body
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/semantics.html#allowed-in-the-body

1
-
allowed to download
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/links.html#allowed-to-download

1
-
allowed to navigate
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/browsers.html#allowed-to-navigate

1
-
allowed to play
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/media.html#allowed-to-play

1
-
allowed to resize and move
dfn
cssom-view-1
cssom-view
1
snapshot
https://www.w3.org/TR/cssom-view/#allowed-to-resize-and-move

1
-
allowed to resize and move
dfn
cssom-view-1
cssom-view
1
current
https://drafts.csswg.org/cssom-view-1/#allowed-to-resize-and-move

1
-
allowed to start
dfn
webaudio
webaudio
1
snapshot
https://www.w3.org/TR/webaudio/#allowed-to-start

1
-
allowed to start
dfn
webaudio
webaudio
1
current
https://webaudio.github.io/web-audio-api/#allowed-to-start

1
-
allowed to use
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/iframe-embed-object.html#allowed-to-use
1
1
-
allowed to use
dfn
mediacapture-streams
mediacapture-streams
1
snapshot
https://www.w3.org/TR/mediacapture-streams/#dfn-allowed-to-use

1
-
allowed value step
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/input.html#concept-input-step

1
-
allowedDevices
dict-member
web-bluetooth-1
web-bluetooth
1
snapshot
https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetoothpermissionstorage-alloweddevices
1
1
BluetoothPermissionStorage
-
allowedDevices
dict-member
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dom-usbpermissionstorage-alloweddevices
1
1
USBPermissionStorage
-
allowedFeatures
method
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#dom-featurepolicy-allowedfeatures
1
1
FeaturePolicy
-
allowedFeatures()
method
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#dom-featurepolicy-allowedfeatures
1
1
FeaturePolicy
-
allowedServices
dict-member
web-bluetooth-1
web-bluetooth
1
snapshot
https://webbluetoothcg.github.io/web-bluetooth/#dom-allowedbluetoothdevice-allowedservices
1
1
AllowedBluetoothDevice
-
allowfullscreen
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-allowfullscreen
1
1
iframe
-
allowlist
dfn
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#allowlist
1
1
-
allowlists
dfn
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#allowlist
1
1
-
allowpaymentrequest
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-allowpaymentrequest
1
1
iframe
-
allows all inline behavior
dfn
csp3
csp
3
snapshot
https://www.w3.org/TR/CSP3/#source-list-allows-all-inline-behavior
1
1
source list
-
allows all inline behavior
dfn
csp3
csp
3
current
https://w3c.github.io/webappsec-csp/#source-list-allows-all-inline-behavior
1
1
source list
-
allowsFeature
method
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#dom-featurepolicy-allowsfeature
1
1
FeaturePolicy
-
allowsFeature(feature)
method
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#dom-featurepolicy-allowsfeature
1
1
FeaturePolicy
-
allowsFeature(feature, origin)
method
feature-policy
feature-policy
1
current
https://wicg.github.io/feature-policy/#dom-featurepolicy-allowsfeature
1
1
FeaturePolicy
-
allowtransparency
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-iframe-allowtransparency
1
1
-
allpass
enum-value
webaudio
webaudio
1
snapshot
https://www.w3.org/TR/webaudio/#dom-biquadfiltertype-allpass
1
1
BiquadFilterType
-
allpass
enum-value
webaudio
webaudio
1
current
https://webaudio.github.io/web-audio-api/#dom-biquadfiltertype-allpass
1
1
BiquadFilterType
-
alpha
value
css-masking-1
css-masking
1
snapshot
https://www.w3.org/TR/css-masking-1/#valuedef-alpha0
1
1
mask-mode
-
alpha
value
css-masking-1
css-masking
1
snapshot
https://www.w3.org/TR/css-masking-1/#valuedef-alpha1
1
1
mask-border-mode
-
alpha
value
css-masking-1
css-masking
1
snapshot
https://www.w3.org/TR/css-masking-1/#valuedef-alpha
1
1
mask-type
-
alpha
value
css-masking-1
css-masking
1
current
https://drafts.fxtf.org/css-masking-1/#valdef-mask-mode-alpha
1
1
mask-mode
-
alpha
value
css-masking-1
css-masking
1
current
https://drafts.fxtf.org/css-masking-1/#valdef-mask-border-mode-alpha
1
1
mask-border-mode
-
alpha
value
css-masking-1
css-masking
1
current
https://drafts.fxtf.org/css-masking-1/#valdef-mask-type-alpha
1
1
mask-type
-
alpha
dict-member
css-paint-api-1
css-paint-api
1
snapshot
https://www.w3.org/TR/css-paint-api-1/#dom-paintrenderingcontext2dsettings-alpha
1
1
PaintRenderingContext2DSettings
-
alpha
dict-member
css-paint-api-1
css-paint-api
1
current
https://drafts.css-houdini.org/css-paint-api-1/#dom-paintrenderingcontext2dsettings-alpha
1
1
PaintRenderingContext2DSettings
-
alpha
dfn
css-paint-api-1
css-paint-api
1
current
https://drafts.css-houdini.org/css-paint-api-1/#paintrenderingcontext2d-alpha

1
PaintRenderingContext2D
-
alpha
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/canvas.html#concept-canvas-alpha

1
-
alpha
dict-member
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/canvas.html#dom-canvasrenderingcontext2dsettings-alpha
1
1
CanvasRenderingContext2DSettings
-
alpha
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/canvas.html#concept-imagebitmaprenderingcontext-alpha

1
-
alpha
dict-member
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/canvas.html#dom-imagebitmaprenderingcontextsettings-alpha
1
1
ImageBitmapRenderingContextSettings
-
alpha
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/canvas.html#offscreencontext2d-alpha

1
-
alpha
dict-member
webxr-1
webxr
1
snapshot
https://www.w3.org/TR/webxr/#dom-xrwebgllayerinit-alpha
1
1
XRWebGLLayerInit
-
alpha
dict-member
webxr-1
webxr
1
current
https://immersive-web.github.io/webxr/#dom-xrwebgllayerinit-alpha
1
1
XRWebGLLayerInit
-
alpha channel
dfn
css-color-4
css-color
4
snapshot
https://www.w3.org/TR/css-color-4/#alpha-channel
1
1
-
alpha channel
dfn
css-color-4
css-color
4
current
https://drafts.csswg.org/css-color-4/#alpha-channel
1
1
-
alpha component
dfn
css-color-4
css-color
4
snapshot
https://www.w3.org/TR/css-color-4/#alpha-channel
1
1
-
alpha component
dfn
css-color-4
css-color
4
current
https://drafts.csswg.org/css-color-4/#alpha-channel
1
1
-
alpha-blend
enum-value
webxr-ar-module-1
webxr-ar-module
1
current
https://immersive-web.github.io/webxr-ar-module/#dom-xrenvironmentblendmode-alpha-blend
1
1
XREnvironmentBlendMode
-
alpha-blend environment blending
dfn
webxr-ar-module-1
webxr-ar-module
1
current
https://immersive-web.github.io/webxr-ar-module/#alpha-blend-environment-blending

1
-
alphabetic
value
css-counter-styles-3
css-counter-styles
3
snapshot
https://www.w3.org/TR/css-counter-styles-3/#valdef-counter-style-system-alphabetic
1
1
@counter-style/system
-
alphabetic
value
css-counter-styles-3
css-counter-styles
3
current
https://drafts.csswg.org/css-counter-styles-3/#valdef-counter-style-system-alphabetic
1
1
@counter-style/system
-
alphabetic
value
css-inline-3
css-inline
3
snapshot
https://www.w3.org/TR/css-inline-3/#valdef-dominant-baseline-alphabetic
1
1
dominant-baseline
-
alphabetic
value
css-inline-3
css-inline
3
snapshot
https://www.w3.org/TR/css-inline-3/#valdef-alignment-baseline-alphabetic
1
1
alignment-baseline
-
alphabetic
value
css-inline-3
css-inline
3
snapshot
https://www.w3.org/TR/css-inline-3/#valdef-initial-letters-align-alphabetic
1
1
initial-letters-align
-
alphabetic
value
css-inline-3
css-inline
3
current
https://drafts.csswg.org/css-inline-3/#valdef-dominant-baseline-alphabetic
1
1
dominant-baseline
-
alphabetic
value
css-inline-3
css-inline
3
current
https://drafts.csswg.org/css-inline-3/#valdef-alignment-baseline-alphabetic
1
1
alignment-baseline
-
alphabetic
value
css-inline-3
css-inline
3
current
https://drafts.csswg.org/css-inline-3/#valdef-leading-trim-under-alphabetic
1
1
leading-trim-under
-
alphabetic
value
css-inline-3
css-inline
3
current
https://drafts.csswg.org/css-inline-3/#valdef-initial-letters-align-alphabetic
1
1
initial-letters-align
-
alphabetic
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-textbaseline-alphabetic
1
1
context-2d-textbaseline
-
alphabetic
element-attr
svg
svg
1
snapshot
https://www.w3.org/TR/SVG11/fonts.html#FontFaceElementAlphabeticAttribute
1
1
font-face
-
alphabetic baseline
dfn
css-writing-modes-3
css-writing-modes
3
snapshot
https://www.w3.org/TR/css-writing-modes-3/#alphabetic-baseline

1
-
alphabetic baseline
dfn
css-writing-modes-3
css-writing-modes
3
current
https://drafts.csswg.org/css-writing-modes-3/#alphabetic-baseline

1
-
alphabetic baseline
dfn
css-writing-modes-4
css-writing-modes
4
snapshot
https://www.w3.org/TR/css-writing-modes-4/#alphabetic-baseline

1
-
alphabetic baseline
dfn
css-writing-modes-4
css-writing-modes
4
current
https://drafts.csswg.org/css-writing-modes-4/#alphabetic-baseline

1
-
alphabeticBaseline
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/canvas.html#dom-textmetrics-alphabeticbaseline
1
1
TextMetrics
-
already constructed marker
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/custom-elements.html#concept-already-constructed-marker

1
-
already started
value
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/scripting.html#already-started
1
1
-
alt
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/embedded-content.html#attr-img-alt
1
1
img
-
alt
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/embedded-content.html#dom-img-alt
1
1
HTMLImageElement
-
alt
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/image-maps.html#attr-area-alt
1
1
area
-
alt
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/image-maps.html#dom-area-alt
1
1
HTMLAreaElement
-
alt
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/input.html#attr-input-alt
1
1
input
-
alt
attribute
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/input.html#dom-input-alt
1
1
HTMLInputElement
-
altKey
attribute
ui-events-1
ui-events
1
snapshot
https://www.w3.org/TR/uievents/#dom-mouseevent-altkey
1
1
MouseEvent
-
altKey
dict-member
ui-events-1
ui-events
1
snapshot
https://www.w3.org/TR/uievents/#dom-eventmodifierinit-altkey
1
1
EventModifierInit
-
altKey
attribute
ui-events-1
ui-events
1
snapshot
https://www.w3.org/TR/uievents/#dom-keyboardevent-altkey
1
1
KeyboardEvent
-
alternate
value
css-animations-1
css-animations
1
snapshot
https://www.w3.org/TR/css3-animations/#valdef-animation-direction-alternate
1
1
animation-direction
-
alternate
value
css-animations-1
css-animations
1
current
https://drafts.csswg.org/css-animations-1/#valdef-animation-direction-alternate
1
1
animation-direction
-
alternate
element-attr
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/obsolete.html#attr-marquee-behavior-alternate
1
1
marquee
-
alternate
attribute
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dom-usbinterface-alternate
1
1
USBInterface
-
alternate
argument
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dom-usbendpoint-usbendpoint-alternate-endpointnumber-direction-alternate
1
1
USBEndpoint/USBEndpoint(alternate, endpointNumber, direction)
USBEndpoint/constructor(alternate, endpointNumber, direction)
-
alternate flag
dfn
cssom-1
cssom
1
snapshot
https://www.w3.org/TR/cssom-1/#concept-css-style-sheet-alternate-flag

1
CSSStyleSheet
-
alternate flag
dfn
cssom-1
cssom
1
current
https://drafts.csswg.org/cssom-1/#concept-css-style-sheet-alternate-flag

1
CSSStyleSheet
-
alternate flag
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/infrastructure.html#concept-css-style-sheet-alternate-flag

1
-
alternate-reverse
value
css-animations-1
css-animations
1
snapshot
https://www.w3.org/TR/css3-animations/#valdef-animation-direction-alternate-reverse
1
1
animation-direction
-
alternate-reverse
value
css-animations-1
css-animations
1
current
https://drafts.csswg.org/css-animations-1/#valdef-animation-direction-alternate-reverse
1
1
animation-direction
-
alternateSetting
attribute
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dom-usbalternateinterface-alternatesetting
1
1
USBAlternateInterface
-
alternateSetting
argument
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dom-usbalternateinterface-usbalternateinterface-deviceinterface-alternatesetting-alternatesetting
1
1
USBAlternateInterface/USBAlternateInterface(deviceInterface, alternateSetting)
USBAlternateInterface/constructor(deviceInterface, alternateSetting)
-
alternateSetting
argument
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dom-usbdevice-selectalternateinterface-interfacenumber-alternatesetting-alternatesetting
1
1
USBDevice/selectAlternateInterface(interfaceNumber, alternateSetting)
-
alternates
attribute
webusb-1
webusb
1
current
https://wicg.github.io/webusb/#dom-usbinterface-alternates
1
1
USBInterface
-
alternative
dfn
html
html
1
snapshot
https://html.spec.whatwg.org/multipage/media.html#value-track-kind-alternate

1
-
altglyph
element
svg
svg
1
snapshot
https://www.w3.org/TR/SVG11/text.html#AltGlyphElement
1
1
-
altglyphdef
element
svg
svg
1
snapshot
https://www.w3.org/TR/SVG11/text.html#AlternateGlyphDefinitions
1
1
-
always
value
css-break-4
css-break
4
snapshot
https://www.w3.org/TR/css-break-4/#valdef-break-before-always
1
1
break-before
break-after
-
always
value
css-break-4
css-break
4
current
https://drafts.csswg.org/css-break-4/#valdef-break-before-always
1
1
break-before
break-after
-
always
value
css-overflow-4
css-overflow
4
snapshot
https://www.w3.org/TR/css-overflow-4/#valdef-scrollbar-gutter-always
1
1
scrollbar-gutter
-
always
value
css-overflow-4
css-overflow
4
current
https://drafts.csswg.org/css-overflow-4/#valdef-scrollbar-gutter-always
1
1
scrollbar-gutter
-
always
value
css-scroll-snap-1
css-scroll-snap
1
snapshot
https://www.w3.org/TR/css-scroll-snap-1/#valdef-scroll-snap-stop-always
1
1
scroll-snap-stop
-
always
value
css-scroll-snap-1
css-scroll-snap
1
current
https://drafts.csswg.org/css-scroll-snap-1/#valdef-scroll-snap-stop-always
1
1
scroll-snap-stop
-
always
value
css-snappoints-1
css-snappoints
1
snapshot
https://www.w3.org/TR/css-snappoints-1/#valdef-scroll-snap-stop-always
1
1
scroll-snap-stop
-
always
value
css-text-4
css-text
4
current
https://drafts.csswg.org/css-text-4/#valdef-hyphenate-limit-lines-always
1
1
hyphenate-limit-lines
-
always
value
css-text-decor-4
css-text-decor
4
current
https://drafts.csswg.org/css-text-decor-4/#valdef-text-decoration-skip-ink-always
1
1
text-decoration-skip-ink
-
