[csswg-drafts] [css-2025][cssom-1] Add CSSOM 1 to Rough Interop (#12707)

SebastianZ has just created a new issue for https://github.com/w3c/csswg-drafts:

== [css-2025][cssom-1] Add CSSOM 1 to Rough Interop ==
Splitting the discussion from #9793 for adding [CSSOM 1](https://www.w3.org/TR/cssom-1/) to the Modules with Rough Interoperability section of the CSS Snapshot 2025.

Data to consider:

Current status: WD (last published: 26 August 2021), ED from 28 July 2025
[WPT](https://wpt.fyi/results/css/cssom?label=master&label=stable&aligned): passing tests: Chrome: 3826, Edge: 3829, Firefox: 3818, Safari: 3632; [interop](https://wpt.fyi/results/css/cssom?label=master&label=stable&aligned&q=all(status%3Apass)): 3564 / 3943 (90.4%)
Current Snapshot section: -
Open issues: [on GitHub](https://github.com/w3c/csswg-drafts/issues?q=is%3Aopen+is%3Aissue+label%3Acssom-1): 149, [in spec.](https://drafts.csswg.org/cssom/#issues-index): 19

Summary: Very high interoperability, many open issues

Sebastian

Please view or discuss this issue at https://github.com/w3c/csswg-drafts/issues/12707 using your GitHub account


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Received on Monday, 1 September 2025 21:45:34 UTC