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Chrome 133, Safari 26, and Firefox 149 support ShadowRoot referenceTarget behind flags #28570

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Merged
caugner merged 22 commits into from
Jan 23, 2026
+120 −0
Merged

Chrome 133, Safari 26, and Firefox 149 support ShadowRoot referenceTarget behind flags #28570

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ef8d08c
Add Shadow Root referencetarget
meyerweb Dec 3, 2025
4fc4f93
Update ShadowRoot.json
meyerweb Dec 4, 2025
32b25cf
Update template.json
meyerweb Dec 4, 2025
cabe2d6
Update api/ShadowRoot.json
meyerweb Dec 9, 2025
e2e3dec
Update api/ShadowRoot.json
meyerweb Dec 9, 2025
d54f5c9
Update html/elements/template.json
meyerweb Dec 9, 2025
dcf6c5d
Update html/elements/template.json
meyerweb Dec 9, 2025
391bb76
Update html/elements/template.json
meyerweb Dec 9, 2025
b44bc1c
Update api/ShadowRoot.json
meyerweb Dec 9, 2025
5c3bd47
Merge branch 'main' into shadowrootreferencetarget
meyerweb Dec 9, 2025
2000532
Fix JSON syntax
caugner Dec 10, 2025
ec952d0
Updated flag and version information
meyerweb Dec 19, 2025
1ec4116
Add MDN URL
meyerweb Jan 9, 2026
ca39a87
Add MDN URL
meyerweb Jan 9, 2026
89723e8
Merge branch 'main' into shadowrootreferencetarget
meyerweb Jan 9, 2026
ca43269
Fixed JSON error
meyerweb Jan 9, 2026
c50bfdc
Lint fix
meyerweb Jan 9, 2026
6ce5a3f
Merge branch 'main' into shadowrootreferencetarget
meyerweb Jan 9, 2026
b712be6
Update api/ShadowRoot.json
meyerweb Jan 20, 2026
159d4e1
Update html/elements/template.json
meyerweb Jan 20, 2026
0dd5949
Add Firefox to referenceTarget support
meyerweb Jan 20, 2026
14fe88b
Merge branch 'main' into shadowrootreferencetarget
caugner Jan 23, 2026
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53 changes: 53 additions & 0 deletions api/ShadowRoot.json
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -711,6 +711,59 @@
}
}
},
"referenceTarget": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/ShadowRoot#shadowroot.referencetarget",
"tags": [
"web-features:shadow-dom"
],
"support": {
"chrome": {
"version_added": "133",
"flags": [
{
"type": "preference",
"name": "Experimental web platform features",
"value_to_set": "true"
}
]
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": false
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "26",
"flags": [
{
"type": "preference",
"name": "referenceTarget",
"value_to_set": "true"
},
{
"type": "preference",
"name": "referenceTarget support for aria-owns",
"value_to_set": "true"
}
]
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": true,
"standard_track": false,
"deprecated": false
}
}
},
"serializable": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/API/ShadowRoot/serializable",
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3 changes: 0 additions & 3 deletions css/types/color.json
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Original file line number Diff line number Diff line change
Expand Up @@ -105,9 +105,6 @@
"version_added": "146"
},
"firefox_android": "mirror",
"ie": {
"version_added": false
},
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
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53 changes: 53 additions & 0 deletions html/elements/template.json
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Original file line number Diff line number Diff line change
Expand Up @@ -149,6 +149,59 @@
}
}
},
"shadowrootreferencetarget": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Elements/template#shadowrootreferencetarget",
"tags": [
"web-features:declarative-shadow-dom"
],
"support": {
"chrome": {
"version_added": "133",
"flags": [
{
"type": "preference",
"name": "Experimental web platform features",
"value_to_set": "true"
}
]
},
"chrome_android": "mirror",
"edge": "mirror",
"firefox": {
"version_added": false
},
"firefox_android": "mirror",
"oculus": "mirror",
"opera": "mirror",
"opera_android": "mirror",
"safari": {
"version_added": "26",
"flags": [
{
"type": "preference",
"name": "referenceTarget",
"value_to_set": "true"
},
{
"type": "preference",
"name": "referenceTarget support for aria-owns",
"value_to_set": "true"
}
]
},
"safari_ios": "mirror",
"samsunginternet_android": "mirror",
"webview_android": "mirror",
"webview_ios": "mirror"
},
"status": {
"experimental": true,
"standard_track": false,
"deprecated": false
}
}
},
"shadowrootserializable": {
"__compat": {
"mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Elements/template#shadowrootserializable",
Expand Down