LGTM1; are there engaged partners that you're expecting to get feedback 
from? And is there any chance you'll come back with an I2S before the close 
of the OT?

Thanks,

Alex

On Monday, July 14, 2025 at 10:24:44 AM UTC-7 Rohan Raja wrote:

>
>
> *Contact emails*
> ror...@microsoft.com, ragou...@microsoft.com 
>
> *Explainer*
>
> https://github.com/MicrosoftEdge/MSEdgeExplainers/blob/main/ClipboardAPI/clipboard-change-event-explainer.md
>  
>
> *Specification*
> https://github.com/w3c/clipboard-apis/pull/239 
>
> *Summary*
> The "clipboardchange" event fires whenever the system clipboard contents 
> are changed either by a web app or any other system application. This 
> allows web-apps like remote desktop clients to keep their clipboards 
> synchronized with the system clipboard. It provides an efficient 
> alternative to polling the clipboard(using Javascript) for changes.
>
> *Blink component*
> Blink>DataTransfer 
> <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3EDataTransfer%22>
>  
>
> *Search tags*
> clipboard change event 
> <https://chromestatus.com/features#tags:clipboard%20change%20event>, 
> clipboardchange <https://chromestatus.com/features#tags:clipboardchange>, 
> clipboard 
> monitor <https://chromestatus.com/features#tags:clipboard%20monitor> 
>
> *TAG review*
> https://github.com/w3ctag/design-reviews/issues/1017 
>
> *TAG review status*
> Issues addressed 
>
> *Origin Trial documentation link*
>
> https://github.com/MicrosoftEdge/MSEdgeExplainers/blob/main/ClipboardAPI/clipboard-change-event-explainer.md
>  
>
> *Risks*
>
>
> *Interoperability and Compatibility*
> None
>
>
> *Gecko*: No signal (
> https://github.com/mozilla/standards-positions/issues/1115) 
>
> *WebKit*: No signal (
> https://github.com/WebKit/standards-positions/issues/429) 
>
> *Web developers*: Positive Web based spreadsheet apps like Excel Online 
> and web based remote desktop client apps have shown interest in this API. 
> Please refer to the explainer document for further details about their use 
> cases. 
>
> *Other signals*: 
>
> *WebView application risks*
> *Does this intent deprecate or change behavior of existing APIs, such that 
> it has potentially high risk for Android WebView-based applications?*
> None
>
>
> *Goals for experimentation*
>
> - Primary Objective: Validate the clipboardchange event API design and 
> developer adoption patterns in real-world web applications before 
> standardization.
>
>  
>
> - Track clipboardchange event API developer engagement metrics and growth 
> trajectories through the counters implemented.
>
>  
>
> - API Ergonomics Validation: Test whether the event interface and focus 
> requirements work intuitively for developers
>
>  
>
> - Developer Adoption Patterns: Understand how developers integrate the API 
> into existing workflows through the community feedback.
>
>  
>
> *Experiment risks*
>
> None:
>
> - There are no data storage implications with this event.
>
>  
>
> - This is a non-critical functionality since this is an enhancement and 
> not a major dependency. All current clipboard workflows 
> continue to function without the event.
>
>
>
> *Ongoing technical constraints*
> None
>
>
> *Debuggability*
> None
>
>
> *Will this feature be supported on all six Blink platforms (Windows, Mac, 
> Linux, ChromeOS, Android, and Android WebView)?*
> Yes 
>
> *Is this feature fully tested by web-platform-tests 
> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?*
> Yes 
>
> wpt.fyi/results/clipboard-apis/async-navigator-clipboard-change-event.tentative.https.html
> (Note - Some tests are failing on wpt.fyi infra due to flakiness which is 
> being looked into, it runs fine in Chromium CQ runs. Test failures in Edge 
> are probably due to the feature flag being disabled in the test 
> environment) 
>
> *Flag name on about://flags*
> None 
>
> *Finch feature name*
> ClipboardChangeEvent 
>
> *Requires code in //chrome?*
> False 
>
> *Tracking bug*
> https://issues.chromium.org/issues/41442253 
>
> *Estimated milestones*
> Shipping on desktop
> 142
> Origin trial desktop first
> 140
> Origin trial desktop last
> 142
> Shipping on Android
> 142
> Origin trial Android first
> 140
> Origin trial Android last
> 142
> Origin trial WebView first
> 140
> Origin trial WebView last
> 142
>
>
> *Link to entry on the Chrome Platform Status*
> https://chromestatus.com/feature/5085102657503232?gate=6192789839413248 
>
> *Links to previous Intent discussions*
> Intent to Prototype: 
> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/67454fad.2b0a0220.19a388.0284.GAE%40google.com
>  
>
>
> This intent message was generated by Chrome Platform Status 
> <https://chromestatus.com>. 
>      
>
>

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