LGTM1 assuming no surprises on the naming front.

On Thu, Feb 19, 2026 at 5:41 PM Vladimir Levin <[email protected]> wrote:

>
>
> On Thu, Feb 19, 2026 at 11:00 AM Yoav Weiss (@Shopify) <
> [email protected]> wrote:
>
>>
>>
>> On Thursday, February 19, 2026 at 2:01:57 PM UTC+1 Steve Kobes wrote:
>>
>> *Contact emails*
>> [email protected], [email protected]
>>
>> *Explainer*
>> https://github.com/WICG/view-transitions/blob/main/scoped-transitions.md
>>
>> *Specification*
>> https://drafts.csswg.org/css-view-transitions-2
>>
>> *Design docs*
>> https://github.com/WICG/view-transitions/blob/main/scoped-transitions.md
>>
>> *Summary*
>> Exposes element.startViewTransition() on arbitrary HTML elements. The
>> element establishes a scope for the transition, which means that the
>> transition pseudo-elements are affected by ancestor clips and transforms,
>> and multiple transitions on separate elements can run concurrently.
>>
>> *Blink component*
>> Blink>CSS
>> <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECSS%22>
>>
>> *Web Feature ID*
>> view-transitions-element-scoped
>> <https://webstatus.dev/features/view-transitions-element-scoped>
>>
>> *Motivation*
>> View transitions are currently a "global" document-level concept, which
>> means components cannot use transitions without sacrificing composability.
>> For more details, see the explainer.
>>
>> *Initial public proposal*
>> https://github.com/w3c/csswg-drafts/issues/9890
>>
>> *TAG review*
>> https://github.com/w3ctag/design-reviews/issues/1188
>>
>> *TAG review status*
>> Issues addressed
>>
>> *Risks*
>>
>>
>> *Interoperability and Compatibility*
>> No compatibility risk as this is a new API. Some interoperability risk
>> due to lack of signals from other browsers. See requests for standards
>> positions from WebKit / Firefox below.
>>
>> *Gecko*: No signal (https://github.com/mozilla/standards-positions/
>> issues/1352)
>>
>> *WebKit*: No signal (https://github.com/WebKit/standards-positions/
>> issues/611)
>>
>> *Web developers*: Positive (https://github.com/
>> w3c/csswg-drafts/issues/9890#issuecomment-1927179371) Top feature
>> request from surveyed web authors re. "what is missing from View
>> Transitions".
>>
>> *Other signals*: "I'm salivating." - https://bsky.app/profile/
>> samwho.dev/post/3mf52aozscc24
>>
>> *Ergonomics*
>> None.
>>
>> *Activation*
>> None.
>>
>> *Security*
>> Scoped view transitions introduces no new security risks. Security
>> considerations applicable to view transitions in general are described at:
>> https://www.w3.org/TR/css-view-transitions/#sec Scoped view transitions
>> are only for same-document (SPA) transitions, and do not affect
>> cross-document (MPA) transitions.
>>
>> *WebView application risks*
>>
>> None. This feature does not deprecate or change behavior of existing APIs.
>>
>>
>> *Debuggability*
>> DevTools supports inspecting the transition pseudo-tree and pausing /
>> scrubbing the transition animations from the Animations tab. These features
>> work in the same way for both document-scoped and element-scoped view
>> transitions.
>>
>> *Will this feature be supported on all six Blink platforms (Windows, Mac,
>> Linux, ChromeOS, Android, and Android WebView)?*
>> Yes
>> Supported on all Blink platforms.
>>
>> *Is this feature fully tested by web-platform-tests
>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?*
>> Yes
>> WPT directory: css/css-view-transitions/scoped Dashboard link:
>> https://wpt.fyi/results/css/css-view-transitions/
>> scoped?label=experimental&label=master&aligned
>>
>> *DevTrial instructions*
>> https://github.com/WICG/view-transitions/blob/main/scoped-
>> transitions.md#how-to-use
>>
>> *Flag name on about://flags*
>> enable-experimental-web-platform-features
>>
>> *Finch feature name*
>> ScopedViewTransitions
>>
>> *Rollout plan*
>> Will ship enabled for all users
>>
>> *Requires code in //chrome?*
>> False
>>
>> *Tracking bug*
>> https://issues.chromium.org/issues/394052227
>>
>> *Measurement*
>> Usage is measured by the web feature "ViewTransitionsElementScoped":
>> https://chromestatus.com/metrics/webfeature/timeline/popularity/281
>>
>> *Estimated milestones*
>> Shipping on desktop147DevTrial on desktop140Shipping on Android147DevTrial
>> on Android140Shipping on WebView147
>>
>> *Anticipated spec changes*
>>
>> There is an issue open for the CSS WG to resolve on the name of the
>> containment API, which is currently "view-transition-scope: auto":
>> https://github.com/w3c/csswg-drafts/issues/13123
>>
>>
>> Hmm, how long would it take to paint this particular bikeshed? Is there a
>> risk of bake-in name-wise?
>>
>
> We're hopeful that this issue will be discussed at next week's CSSWG
> telecon. I also don't foresee this being contentious.
>
> Thanks!
> Vlad
>
>
>>
>>
>> *Link to entry on the Chrome Platform Status*
>> https://chromestatus.com/feature/5109852273377280?gate=6229325701185536
>>
>> *Links to previous Intent discussions*
>> Intent to Prototype: https://groups.google.com/a/chromium.org/d/
>> msgid/blink-dev/67abaada.2b0a0220.1b0c0.01f4.GAE%40google.com
>> Ready for Trial: https://groups.google.com/a/chromium.org/g/blink-
>> dev/c/kafnCyjDMrw/m/4XkuFmk7BgAJ
>>
>>
>> This intent message was generated by Chrome Platform Status
>> <https://chromestatus.com/>.
>>
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>> .
>>
>

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