Stabilize reactFragments host node handle - #35642

Merged
jackpope merged 1 commit into
react:mainfrom
jackpope:fr-expando-rename
Mar 3, 2026
Merged

Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
react:mainfrom
jackpope:fr-expando-rename

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@jackpopejackpope commented Jan 27, 2026•
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#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.

This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.

@react-sizebot

react-sizebot commented Jan 28, 2026•
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Comparing: e6f1c33...54b54ba

Critical size changes

Includes critical production bundles, as well as any change greater than 2%:

Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB

Significant size changes

Includes any change greater than 0.2%:

(No significant changes)

Generated by 🚫 dangerJS against 54b54ba

@jackpope
jackpope merged commit 9c0323e into react:mainMar 3, 2026
235 checks passed
@jackpope
jackpope deleted the fr-expando-rename branch March 3, 2026 20:44
github-actionsBot pushed a commit that referenced this pull request Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot pushed a commit that referenced this pull request Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot mentioned this pull request Mar 4, 2026
Merged
github-actionsBot pushed a commit to code/lib-react that referenced this pull request Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot pushed a commit to code/lib-react that referenced this pull request Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte mentioned this pull request Jun 5, 2026
Closed
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@jackpope@react-sizebot@hoxyq
, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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Stabilize reactFragments host node handle - #35642
Merged
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Mar 3, 2026
Merged
Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Conversation
@jackpope
@jackpopejackpope
commented
Jan 27, 2026•

edited

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Collaborator
#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.
This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.
@react-sizebot
react-sizebot
commented
Jan 28, 2026•

edited

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Comparing: e6f1c33...54b54ba
Critical size changes
Includes critical production bundles, as well as any change greater than 2%:
Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB
Significant size changes
Includes any change greater than 0.2%:
(No significant changes)

Generated by 🚫 dangerJS against 54b54ba
@jackpope
jackpope
merged commit 9c0323e
into
react:mainMar 3, 2026

235 checks passed

@jackpope
jackpope
deleted the

fr-expando-rename

branch
March 3, 2026 20:44
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot
mentioned this pull request
Mar 4, 2026
 Merged

github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte
mentioned this pull request
Jun 5, 2026
 Closed

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3 participants

@jackpope@react-sizebot@hoxyq

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
Stabilize reactFragments host node handle - #35642
Merged
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Mar 3, 2026
Merged
Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Conversation
@jackpope
@jackpopejackpope
commented
Jan 27, 2026•

edited

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Collaborator
#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.
This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.
@react-sizebot
react-sizebot
commented
Jan 28, 2026•

edited

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Comparing: e6f1c33...54b54ba
Critical size changes
Includes critical production bundles, as well as any change greater than 2%:
Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB
Significant size changes
Includes any change greater than 0.2%:
(No significant changes)

Generated by 🚫 dangerJS against 54b54ba
@jackpope
jackpope
merged commit 9c0323e
into
react:mainMar 3, 2026

235 checks passed

@jackpope
jackpope
deleted the

fr-expando-rename

branch
March 3, 2026 20:44
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot
mentioned this pull request
Mar 4, 2026
 Merged

github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte
mentioned this pull request
Jun 5, 2026
 Closed

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@hoxyqhoxyqhoxyq approved these changes

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Development

Successfully merging this pull request may close these issues.

3 participants

@jackpope@react-sizebot@hoxyq

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
Stabilize reactFragments host node handle - #35642
Merged
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Mar 3, 2026
Merged
Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Conversation
@jackpope
@jackpopejackpope
commented
Jan 27, 2026•

edited

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Collaborator
#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.
This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.
@react-sizebot
react-sizebot
commented
Jan 28, 2026•

edited

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Comparing: e6f1c33...54b54ba
Critical size changes
Includes critical production bundles, as well as any change greater than 2%:
Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB
Significant size changes
Includes any change greater than 0.2%:
(No significant changes)

Generated by 🚫 dangerJS against 54b54ba
@jackpope
jackpope
merged commit 9c0323e
into
react:mainMar 3, 2026

235 checks passed

@jackpope
jackpope
deleted the

fr-expando-rename

branch
March 3, 2026 20:44
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot
mentioned this pull request
Mar 4, 2026
 Merged

github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte
mentioned this pull request
Jun 5, 2026
 Closed

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3 participants

@jackpope@react-sizebot@hoxyq

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

Skip to content
Stabilize reactFragments host node handle - #35642
Merged
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Mar 3, 2026
Merged
Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Conversation
@jackpope
@jackpopejackpope
commented
Jan 27, 2026•

edited

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Collaborator
#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.
This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.
@react-sizebot
react-sizebot
commented
Jan 28, 2026•

edited

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Comparing: e6f1c33...54b54ba
Critical size changes
Includes critical production bundles, as well as any change greater than 2%:
Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB
Significant size changes
Includes any change greater than 0.2%:
(No significant changes)

Generated by 🚫 dangerJS against 54b54ba
@jackpope
jackpope
merged commit 9c0323e
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@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot
pushed a commit
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@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot
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Mar 4, 2026
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@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot
pushed a commit
to code/lib-react
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@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte
mentioned this pull request
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Stabilize reactFragments host node handle - #35642
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jackpope merged 1 commit into
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jackpope:fr-expando-rename
Mar 3, 2026
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Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
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jackpope:fr-expando-rename
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Collaborator
#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.
This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.
@react-sizebot
react-sizebot
commented
Jan 28, 2026•

edited

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Comparing: e6f1c33...54b54ba
Critical size changes
Includes critical production bundles, as well as any change greater than 2%:
Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB
Significant size changes
Includes any change greater than 0.2%:
(No significant changes)

Generated by 🚫 dangerJS against 54b54ba
@jackpope
jackpope
merged commit 9c0323e
into
react:mainMar 3, 2026

235 checks passed

@jackpope
jackpope
deleted the

fr-expando-rename

branch
March 3, 2026 20:44
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot
mentioned this pull request
Mar 4, 2026
 Merged

github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte
mentioned this pull request
Jun 5, 2026
 Closed

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@jackpope@react-sizebot@hoxyq

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Stabilize reactFragments host node handle - #35642
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jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Mar 3, 2026
Merged
Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
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@jackpope
@jackpopejackpope
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Jan 27, 2026•

edited

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Collaborator
#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.
This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.
@react-sizebot
react-sizebot
commented
Jan 28, 2026•

edited

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Comparing: e6f1c33...54b54ba
Critical size changes
Includes critical production bundles, as well as any change greater than 2%:
Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB
Significant size changes
Includes any change greater than 0.2%:
(No significant changes)

Generated by 🚫 dangerJS against 54b54ba
@jackpope
jackpope
merged commit 9c0323e
into
react:mainMar 3, 2026

235 checks passed

@jackpope
jackpope
deleted the

fr-expando-rename

branch
March 3, 2026 20:44
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot
mentioned this pull request
Mar 4, 2026
 Merged

github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte
mentioned this pull request
Jun 5, 2026
 Closed

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3 participants

@jackpope@react-sizebot@hoxyq

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

Skip to content
Stabilize reactFragments host node handle - #35642
Merged
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
Mar 3, 2026
Merged
Stabilize reactFragments host node handle#35642
jackpope merged 1 commit into
react:mainfrom 
jackpope:fr-expando-rename
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@jackpope
@jackpopejackpope
commented
Jan 27, 2026•

edited

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Collaborator
#34935 Introduced unstable_reactFragments handle on DOM nodes to enable caching of Observers.
This has been tested in production and is stable so it can be rolled out with the Fragment Refs feature.
@react-sizebot
react-sizebot
commented
Jan 28, 2026•

edited

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Comparing: e6f1c33...54b54ba
Critical size changes
Includes critical production bundles, as well as any change greater than 2%:
Name+/-BaseCurrent+/- gzipBase gzipCurrent gzip
oss-stable/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-stable/react-dom/cjs/react-dom-client.production.js=611.79 kB611.79 kB=108.12 kB108.12 kB
oss-experimental/react-dom/cjs/react-dom.production.js=6.84 kB6.84 kB+0.05%1.88 kB1.88 kB
oss-experimental/react-dom/cjs/react-dom-client.production.js=677.72 kB677.72 kB=119.08 kB119.08 kB
facebook-www/ReactDOM-prod.classic.js=697.72 kB697.67 kB=122.59 kB122.58 kB
facebook-www/ReactDOM-prod.modern.js=688.03 kB687.98 kB=120.97 kB120.96 kB
Significant size changes
Includes any change greater than 0.2%:
(No significant changes)

Generated by 🚫 dangerJS against 54b54ba
@jackpope
jackpope
merged commit 9c0323e
into
react:mainMar 3, 2026

235 checks passed

@jackpope
jackpope
deleted the

fr-expando-rename

branch
March 3, 2026 20:44
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
22d848b
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
github-actionsBot
pushed a commit
that referenced
this pull request
Mar 3, 2026
@jackpope
Stabilize reactFragments host node handle (#35642)
bb9fe5a
#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](9c0323e)
@nextjs-botnextjs-bot
mentioned this pull request
Mar 4, 2026
 Merged

github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
bbf7632
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
github-actionsBot
pushed a commit
to code/lib-react
that referenced
this pull request
Mar 8, 2026
@pull
Stabilize reactFragments host node handle (react#35642)
dc1c51c
react#34935 Introduced
`unstable_reactFragments` handle on DOM nodes to enable caching of
Observers.
This has been tested in production and is stable so it can be rolled out
with the Fragment Refs feature.
DiffTrain build for [9c0323e](react@9c0323e)
@rubennorterubennorte
mentioned this pull request
Jun 5, 2026
 Closed

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3 participants

@jackpope@react-sizebot@hoxyq