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docs(rfcs): move v9 to BASELINE support#35781

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Hotell wants to merge 2 commits intomicrosoft:masterfrom
Hotell:rfc/baseline-and-ecma
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docs(rfcs): move v9 to BASELINE support#35781
Hotell wants to merge 2 commits intomicrosoft:masterfrom
Hotell:rfc/baseline-and-ecma

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@Hotell Hotell commented Feb 24, 2026

Previous Behavior

New Behavior

Related Issue(s)

  • Fixes #

@github-actions github-actions bot added the Type: RFC Request for Feedback label Feb 24, 2026
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github-actions bot commented Feb 24, 2026

📊 Bundle size report

Package & Exports Baseline (minified/GZIP) PR Change
react-accordion
Accordion (including children components)
103.471 kB
31.341 kB
103.205 kB
31.28 kB
-266 B
-61 B
react-avatar
Avatar
48.27 kB
15.312 kB
47.932 kB
15.211 kB
-338 B
-101 B
react-avatar
AvatarGroup
17.45 kB
6.995 kB
17.392 kB
6.973 kB
-58 B
-22 B
react-avatar
AvatarGroupItem
61.511 kB
19.296 kB
61.233 kB
19.223 kB
-278 B
-73 B
react-badge
Badge
24.194 kB
7.856 kB
24.136 kB
7.836 kB
-58 B
-20 B
react-badge
CounterBadge
24.974 kB
8.128 kB
24.916 kB
8.108 kB
-58 B
-20 B
react-badge
PresenceBadge
24.075 kB
8.771 kB
24.017 kB
8.751 kB
-58 B
-20 B
react-breadcrumb
@fluentui/react-breadcrumb - package
114.911 kB
31.405 kB
114.508 kB
31.313 kB
-403 B
-92 B
react-button
Button
33.962 kB
9.022 kB
33.764 kB
8.966 kB
-198 B
-56 B
react-button
CompoundButton
40.843 kB
10.379 kB
40.571 kB
10.276 kB
-272 B
-103 B
react-button
MenuButton
38.866 kB
10.414 kB
38.652 kB
10.35 kB
-214 B
-64 B
react-button
SplitButton
47.663 kB
12.057 kB
47.436 kB
11.997 kB
-227 B
-60 B
react-button
ToggleButton
50.938 kB
10.877 kB
50.74 kB
10.801 kB
-198 B
-76 B
react-calendar-compat
Calendar Compat
149.207 kB
39.833 kB
148.368 kB
39.679 kB
-839 B
-154 B
react-card
Card - All
105.131 kB
29.449 kB
104.876 kB
29.385 kB
-255 B
-64 B
react-card
Card
97.799 kB
27.572 kB
97.703 kB
27.534 kB
-96 B
-38 B
react-card
CardFooter
12.756 kB
5.109 kB
12.698 kB
5.093 kB
-58 B
-16 B
react-card
CardHeader
15.289 kB
5.972 kB
15.088 kB
5.916 kB
-201 B
-56 B
react-card
CardPreview
12.84 kB
5.248 kB
12.746 kB
5.219 kB
-94 B
-29 B
react-charts
AreaChart
406.807 kB
124.502 kB
404.285 kB
123.939 kB
-2.522 kB
-563 B
react-charts
DeclarativeChart
756.641 kB
217.639 kB
754.119 kB
217.161 kB
-2.522 kB
-478 B
react-charts
DonutChart
317.248 kB
94.368 kB
314.726 kB
93.847 kB
-2.522 kB
-521 B
react-charts
FunnelChart
308.798 kB
91.367 kB
306.276 kB
90.827 kB
-2.522 kB
-540 B
react-charts
GanttChart
389.95 kB
118.062 kB
387.428 kB
117.53 kB
-2.522 kB
-532 B
react-charts
GaugeChart
316.679 kB
93.808 kB
314.157 kB
93.274 kB
-2.522 kB
-534 B
react-charts
GroupedVerticalBarChart
397.796 kB
120.68 kB
395.274 kB
120.155 kB
-2.522 kB
-525 B
react-charts
HeatMapChart
391.997 kB
119.866 kB
389.475 kB
119.322 kB
-2.522 kB
-544 B
react-charts
HorizontalBarChart
296.975 kB
86.151 kB
294.453 kB
85.612 kB
-2.522 kB
-539 B
react-charts
Legends
235.929 kB
69.375 kB
234.14 kB
69.013 kB
-1.789 kB
-362 B
react-charts
LineChart
417.371 kB
126.401 kB
414.849 kB
125.86 kB
-2.522 kB
-541 B
react-charts
PolarChart
345.864 kB
105.432 kB
343.834 kB
104.978 kB
-2.03 kB
-454 B
react-charts
SankeyChart
213.905 kB
65.63 kB
212.496 kB
65.372 kB
-1.409 kB
-258 B
react-charts
ScatterChart
397.198 kB
120.602 kB
394.676 kB
120.037 kB
-2.522 kB
-565 B
react-charts
Sparkline
91.393 kB
28.708 kB
91.363 kB
28.701 kB
-30 B
-7 B
react-charts
VerticalBarChart
434.273 kB
126.284 kB
431.751 kB
125.709 kB
-2.522 kB
-575 B
react-charts
VerticalStackedBarChart
403.71 kB
121.548 kB
401.188 kB
121.001 kB
-2.522 kB
-547 B
react-checkbox
Checkbox
33.522 kB
11.407 kB
33.092 kB
11.255 kB
-430 B
-152 B
react-color-picker
ColorArea
47.538 kB
16.698 kB
47.472 kB
16.686 kB
-66 B
-12 B
react-color-picker
ColorPicker
16.169 kB
6.523 kB
16.104 kB
6.5 kB
-65 B
-23 B
react-color-picker
ColorSlider
39.712 kB
14.744 kB
39.717 kB
14.737 kB
5 B
-7 B
react-combobox
Combobox (including child components)
105.208 kB
34.168 kB
103.761 kB
33.795 kB
-1.447 kB
-373 B
react-combobox
Dropdown (including child components)
105.832 kB
34.1 kB
104.61 kB
33.794 kB
-1.222 kB
-306 B
react-components
react-components: Button, FluentProvider & webLightTheme
70.397 kB
19.96 kB
70.037 kB
19.865 kB
-360 B
-95 B
react-components
react-components: Accordion, Button, FluentProvider, Image, Menu, Popover
237.33 kB
68.535 kB
234.917 kB
68.064 kB
-2.413 kB
-471 B
react-components
react-components: FluentProvider & webLightTheme
43.612 kB
14.022 kB
43.45 kB
13.983 kB
-162 B
-39 B
react-components
react-components: entire library
1.291 MB
322.99 kB
1.277 MB
318.819 kB
-14.225 kB
-4.171 kB
react-datepicker-compat
DatePicker Compat
225.038 kB
63.595 kB
222.995 kB
63.097 kB
-2.043 kB
-498 B
react-dialog
Dialog (including children components)
102.12 kB
30.394 kB
101.725 kB
30.308 kB
-395 B
-86 B
react-divider
Divider
16.354 kB
5.928 kB
16.296 kB
5.909 kB
-58 B
-19 B
react-field
Field
21.925 kB
8.257 kB
21.364 kB
8.093 kB
-561 B
-164 B
react-image
Image
13.578 kB
5.518 kB
13.52 kB
5.504 kB
-58 B
-14 B
react-input
Input
26.246 kB
8.688 kB
25.802 kB
8.539 kB
-444 B
-149 B
react-label
Label
12.904 kB
5.241 kB
12.846 kB
5.225 kB
-58 B
-16 B
react-link
Link
16.128 kB
6.441 kB
16.009 kB
6.406 kB
-119 B
-35 B
react-list
List
87.11 kB
25.762 kB
87.068 kB
25.743 kB
-42 B
-19 B
react-list
ListItem
110.695 kB
32.627 kB
110.152 kB
32.456 kB
-543 B
-171 B
react-menu
Menu (including children components)
163.751 kB
49.55 kB
162.108 kB
49.207 kB
-1.643 kB
-343 B
react-menu
Menu (including selectable components)
166.929 kB
50.14 kB
165.012 kB
49.77 kB
-1.917 kB
-370 B
react-message-bar
MessageBar (all components)
23.37 kB
8.615 kB
22.925 kB
8.521 kB
-445 B
-94 B
react-motion
@fluentui/react-motion - createMotionComponent()
4.156 kB
1.818 kB
3.816 kB
1.708 kB
-340 B
-110 B
react-motion
@fluentui/react-motion - createPresenceComponent()
5.908 kB
2.442 kB
5.781 kB
2.367 kB
-127 B
-75 B
react-motion
@fluentui/react-motion - PresenceGroup
1.727 kB
823 B
1.581 kB
763 B
-146 B
-60 B
react-overflow
hooks only
12.117 kB
4.627 kB
12.115 kB
4.642 kB
-2 B
15 B
react-persona
Persona
55.225 kB
17.245 kB
54.887 kB
17.147 kB
-338 B
-98 B
react-popover
Popover
127.224 kB
39.264 kB
126.144 kB
39.069 kB
-1.08 kB
-195 B
react-portal
Portal
15.55 kB
5.398 kB
15.44 kB
5.366 kB
-110 B
-32 B
react-portal-compat
PortalCompatProvider
8.386 kB
2.624 kB
8.356 kB
2.614 kB
-30 B
-10 B
react-positioning
usePositioning
28.889 kB
10.158 kB
28.346 kB
10.042 kB
-543 B
-116 B
react-positioning
useSafeZoneArea
12.445 kB
5 kB
12.372 kB
4.993 kB
-73 B
-7 B
react-progress
ProgressBar
15.7 kB
6.214 kB
15.55 kB
6.187 kB
-150 B
-27 B
react-provider
FluentProvider
23 kB
8.194 kB
22.838 kB
8.155 kB
-162 B
-39 B
react-radio
Radio
30.905 kB
9.611 kB
30.785 kB
9.584 kB
-120 B
-27 B
react-radio
RadioGroup
13.994 kB
5.688 kB
13.62 kB
5.552 kB
-374 B
-136 B
react-select
Select
26.085 kB
9.437 kB
25.641 kB
9.285 kB
-444 B
-152 B
react-slider
Slider
36.322 kB
12.065 kB
35.918 kB
11.932 kB
-404 B
-133 B
react-spinbutton
SpinButton
33.637 kB
11.067 kB
33.135 kB
10.889 kB
-502 B
-178 B
react-spinner
Spinner
23.503 kB
7.812 kB
23.358 kB
7.781 kB
-145 B
-31 B
react-swatch-picker
@fluentui/react-swatch-picker - package
104.27 kB
29.925 kB
103.781 kB
29.767 kB
-489 B
-158 B
react-switch
Switch
34.536 kB
10.832 kB
34.1 kB
10.69 kB
-436 B
-142 B
react-table
DataGrid
159.313 kB
44.939 kB
157.664 kB
44.537 kB
-1.649 kB
-402 B
react-table
Table (Primitives only)
40.997 kB
13.172 kB
40.435 kB
13.058 kB
-562 B
-114 B
react-table
Table as DataGrid
130.528 kB
35.943 kB
129.62 kB
35.734 kB
-908 B
-209 B
react-table
Table (Selection only)
68.916 kB
19.309 kB
68.038 kB
19.08 kB
-878 B
-229 B
react-table
Table (Sort only)
67.559 kB
18.924 kB
66.747 kB
18.714 kB
-812 B
-210 B
react-tag-picker
@fluentui/react-tag-picker - package
186.596 kB
55.849 kB
184.614 kB
55.352 kB
-1.982 kB
-497 B
react-tags
InteractionTag
13.666 kB
5.459 kB
13.563 kB
5.426 kB
-103 B
-33 B
react-tags
Tag
29.521 kB
9.389 kB
29.317 kB
9.336 kB
-204 B
-53 B
react-tags
TagGroup
82.211 kB
24.143 kB
82.035 kB
24.114 kB
-176 B
-29 B
react-teaching-popover
TeachingPopover
102.041 kB
30.544 kB
101.216 kB
30.38 kB
-825 B
-164 B
react-text
Text - Default
15.295 kB
5.965 kB
15.179 kB
5.92 kB
-116 B
-45 B
react-text
Text - Wrappers
18.455 kB
6.292 kB
18.397 kB
6.267 kB
-58 B
-25 B
react-textarea
Textarea
24.628 kB
8.954 kB
24.184 kB
8.797 kB
-444 B
-157 B
react-timepicker-compat
TimePicker
108.174 kB
35.695 kB
106.555 kB
35.288 kB
-1.619 kB
-407 B
react-toast
Toast (including Toaster)
102.56 kB
30.608 kB
101.515 kB
30.313 kB
-1.045 kB
-295 B
react-tooltip
Tooltip
57.1 kB
19.696 kB
55.907 kB
19.447 kB
-1.193 kB
-249 B
react-tree
FlatTree
147.635 kB
42.134 kB
145.969 kB
41.712 kB
-1.666 kB
-422 B
react-tree
PersonaFlatTree
149.463 kB
42.517 kB
147.795 kB
42.074 kB
-1.668 kB
-443 B
react-tree
PersonaTree
145.523 kB
41.338 kB
143.897 kB
40.94 kB
-1.626 kB
-398 B
react-tree
Tree
143.701 kB
40.972 kB
142.077 kB
40.559 kB
-1.624 kB
-413 B
Unchanged fixtures
Package & Exports Size (minified/GZIP)
global-context
createContext
510 B
328 B
global-context
createContextSelector
537 B
339 B
keyboard-key
keyboard-key package
3.746 kB
1.928 kB
keyboard-keys
Multiple keyCodes
50 B
70 B
keyboard-keys
Multiple keys
87 B
94 B
keyboard-keys
Single key
44 B
64 B
keyboard-keys
Single keyCode
39 B
59 B
priority-overflow
createOverflowManager
4.584 kB
1.873 kB
react
ActivityItem
71.22 kB
23.347 kB
react
Announced
38.472 kB
13.275 kB
react
Autofill
15.42 kB
4.766 kB
react
Breadcrumb
200.805 kB
59.601 kB
react
Button
194.354 kB
55.886 kB
react
ButtonGrid
179.242 kB
53.891 kB
react
Calendar
121.162 kB
36.83 kB
react
Callout
84.299 kB
27.593 kB
react
Check
53.206 kB
17.835 kB
react
Checkbox
59.978 kB
19.874 kB
react
ChoiceGroup
65.488 kB
21.465 kB
react
ChoiceGroupOption
58.769 kB
19.353 kB
react
Coachmark
92.7 kB
29.305 kB
react
Color
7.789 kB
3.127 kB
react
ColorPicker
134.97 kB
42.125 kB
react
ComboBox
250.687 kB
71.515 kB
react
CommandBar
201.861 kB
59.387 kB
react
ContextualMenu
154.229 kB
47.566 kB
react
DatePicker
183.251 kB
55.892 kB
react
DateTimeUtilities
5.244 kB
1.849 kB
react
DetailsList
229.929 kB
65.81 kB
react
Dialog
210.16 kB
62.358 kB
react
Divider
19.588 kB
6.84 kB
react
DocumentCard
215.843 kB
63.666 kB
react
DragDrop
8.343 kB
2.724 kB
react
DraggableZone
34.28 kB
11.488 kB
react
Dropdown
233.151 kB
67.962 kB
react
ExtendedPicker
96.823 kB
27.866 kB
react
Fabric
41.728 kB
14.343 kB
react
Facepile
209.377 kB
62.375 kB
react
FloatingPicker
240.865 kB
68.222 kB
react
FocusTrapZone
16.99 kB
5.891 kB
react
FocusZone
55.1 kB
17.451 kB
react
Grid
179.242 kB
53.891 kB
react
GroupedList
135.035 kB
40.67 kB
react
GroupedListV2
122.659 kB
37.758 kB
react
HoverCard
96.784 kB
30.688 kB
react
Icon
51.887 kB
17.263 kB
react
Icons
66.339 kB
24.385 kB
react
Image
46.901 kB
15.695 kB
react
Keytip
81.301 kB
26.677 kB
react
KeytipData
14.05 kB
4.583 kB
react
KeytipLayer
103.089 kB
31.9 kB
react
Keytips
105.873 kB
32.904 kB
react
Label
38.324 kB
13.241 kB
react
Layer
48.089 kB
16.348 kB
react
Link
39.665 kB
13.653 kB
react
List
39.346 kB
12.454 kB
react
MarqueeSelection
74.49 kB
22.402 kB
react
MessageBar
189.388 kB
56.33 kB
react
Modal
93.738 kB
30.223 kB
react
Nav
186.825 kB
55.723 kB
react
OverflowSet
33.354 kB
11.282 kB
react
Overlay
40.885 kB
14.077 kB
react
Panel
200.327 kB
59.336 kB
react
Persona
114.591 kB
36.435 kB
react
PersonaCoin
114.591 kB
36.435 kB
react
PersonaPresence
58.076 kB
19.372 kB
react
Pickers
297.91 kB
82.996 kB
react
Pivot
187.734 kB
56.5 kB
react
Popup
12.312 kB
4.197 kB
react
Positioning
22.764 kB
7.683 kB
react
PositioningContainer
73.445 kB
23.685 kB
react
ProgressIndicator
39.477 kB
13.528 kB
react
Rating
82.086 kB
26.09 kB
react
Fluent UI React (entire library)
1.019 MB
283.183 kB
react
ResizeGroup
13.35 kB
4.379 kB
react
ResponsiveMode
8.13 kB
2.966 kB
react
ScrollablePane
55.541 kB
17.718 kB
react
SearchBox
187.63 kB
55.936 kB
react
SelectableOption
724 B
413 B
react
SelectedItemsList
231.35 kB
67.176 kB
react
Selection
42.418 kB
12.26 kB
react
Separator
35.365 kB
12.132 kB
react
Shimmer
49.249 kB
16.258 kB
react
ShimmeredDetailsList
240.71 kB
68.549 kB
react
Slider
57.627 kB
19.198 kB
react
SpinButton
191.297 kB
57.006 kB
react
Spinner
41.759 kB
14.468 kB
react
Stack
42.039 kB
14.389 kB
react
Sticky
32.577 kB
10.488 kB
react
Styling
46.033 kB
15.135 kB
react
SwatchColorPicker
189.637 kB
57.417 kB
react
TeachingBubble
204.648 kB
60.317 kB
react
Text
36.886 kB
12.806 kB
react
TextField
80.798 kB
25.308 kB
react
Theme
43.486 kB
14.168 kB
react
ThemeGenerator
12.384 kB
4.116 kB
react
TimePicker
240.515 kB
69.311 kB
react
Toggle
46.201 kB
15.957 kB
react
Tooltip
87.073 kB
28.151 kB
react
Utilities
82.938 kB
25.15 kB
react
Viewport
23.872 kB
7.642 kB
react
WeeklyDayPicker
101.348 kB
31.644 kB
react
WindowProvider
1.059 kB
541 B
react-aria
ARIA - Default
237 B
181 B
react-charting
AreaChart
302.827 kB
94.751 kB
react-charting
ChartHoverCard
37.196 kB
12.7 kB
react-charting
DeclarativeChart
676.93 kB
191.249 kB
react-charting
DonutChart
203.423 kB
63.604 kB
react-charting
GanttChart
282.793 kB
88.76 kB
react-charting
GaugeChart
197.055 kB
61.221 kB
react-charting
GroupedVerticalBarChart
294.467 kB
91.739 kB
react-charting
HeatMapChart
285.643 kB
89.439 kB
react-charting
HorizontalBarChart
127.266 kB
39.944 kB
react-charting
HorizontalBarChartWithAxis
293.933 kB
91.166 kB
react-charting
Legends
151.481 kB
46.399 kB
react-charting
LineChart
332.434 kB
101.789 kB
react-charting
MultiStackedBarChart
181.657 kB
55.217 kB
react-charting
PieChart
134.305 kB
42.299 kB
react-charting
PolarChart
235.149 kB
74.293 kB
react-charting
SankeyChart
158.002 kB
49.166 kB
react-charting
ScatterChart
289 kB
91.071 kB
react-charting
Sparkline
87.616 kB
29.671 kB
react-charting
StackedBarChart
175.338 kB
52.813 kB
react-charting
TreeChart
84.809 kB
26.636 kB
react-charting
VerticalBarChart
303.585 kB
93.172 kB
react-charting
VerticalStackedBarChart
300.497 kB
92.735 kB
react-charts
HorizontalBarChartWithAxis
63 B
83 B
react-jsx-runtime
Classic Pragma
1.101 kB
550 B
react-jsx-runtime
JSX Dev Runtime
1.914 kB
908 B
react-jsx-runtime
JSX Runtime
2.268 kB
1.019 kB
react-theme
Single theme token import
69 B
89 B
react-theme
Teams: all themes
37.985 kB
7.895 kB
react-theme
Teams: Light theme
20.803 kB
5.851 kB
react-utilities
SSRProvider
180 B
160 B
🤖 This report was generated against 019b0e71ea99a047874cbf7b7729451e3431ca0c

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@Hotell Hotell changed the title docs(rfcs): moving v9 to BASELINE support docs(rfcs): move v9 to BASELINE support Feb 25, 2026
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