File age measurements show the distribution of file ages (days since the first commit) and the recency of file updates (days since the latest commit).

Summary

Number of files: 2012
Daily file updates (only one update per file and date counted): 5637
First update: 2018-07-26
Latest update: 2022-01-28
Days between first and latest update: 1283 (183 weeks, estimated 915 working days)
Active days (at least one file change): 645
Data:

Organized per file

File Change History Overall

File Age Distribution Overall

Days since first update

There are 2,012 files with 327,702 lines of code in files.

1,648 files that are 366+ days old (255,524 lines of code)
287 files that are 181-365 days old (58,327 lines of code)
31 files that are 91-180 days old (11,258 lines of code)
45 files that are 31-90 days old (2,569 lines of code)
1 files that are 1-30 days old (24 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

Latest Change Distribution Overall

Days since last update

There are 2,012 files with 327,702 lines of code in files.

1,219 files have been last changed 366+ days ago (144,384 lines of code)
467 files have been last changed 181-365 days ago (89,977 lines of code)
143 files have been last changed 91-180 days ago (44,914 lines of code)
157 files have been last changed 31-90 days ago (38,750 lines of code)
26 files have been last changed 1-30 days ago (9,677 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

File Change History per File Extension

cpp, cs, h, xaml, xml, shproj, md, ps1, csproj, yml, cmd, props, targets, filters, nuspec, html, vcxproj, json, txt, proj, gitattributes, psm1, bat, editorconfig, yaml, svg, gitignore

File Age Distribution per Extension

Days since first update

366+

181-365

91-180

31-90

1-30

Latest Change Distribution per Extension

Days since last update

366+

181-365

91-180

31-90

1-30

File Change History per Logical Decomposition

primary

primary (file age distribution)

Days since first update

366+

181-365

91-180

31-90

1-30

primary (latest change distribution)

Days since last update

366+

181-365

91-180

31-90

1-30

Oldest Files (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
NavigationView.cpp in dev/NavigationView	4553	216	86	1158	80
xaml RevealBrush_rs2_themeresources.xaml in dev/Materials/Reveal	2882	-	310	1158	14
xaml RevealBrush_rs4_themeresources.xaml in dev/Materials/Reveal	2490	-	369	1158	7
TreeViewTests.cs in dev/TreeView/InteractionTests	2247	132	265	1158	29
ParallaxViewTests.cs in dev/ParallaxView/APITests	1758	32	564	1158	9
SwipeControlTests.cs in dev/SwipeControl/SwipeControl_InteractionTests	1720	48	531	1158	6
FlowLayoutTests.cs in dev/Repeater/APITests	1688	42	178	1158	20
xaml RevealBrush_rs3_themeresources.xaml in dev/Materials/Reveal	1619	-	564	1158	3
ColorPickerTests.cs in dev/ColorPicker/InteractionTests	1473	96	131	1158	8
SwipeControl.cpp in dev/SwipeControl	1435	67	103	1158	13
xaml NavigationView_rs1_themeresources.xaml in dev/NavigationView	1397	-	94	1158	54
ColorSpectrum.cpp in dev/ColorPicker	1382	33	140	1158	10
xaml CommandBarFlyout_themeresources.xaml in dev/CommandBarFlyout	1370	-	196	1158	25
SelectionModelTests.cs in dev/Repeater/APITests	1339	46	635	1158	10
ScrollInputHelper.cpp in dev/ParallaxView	1318	79	574	1158	6
DynamicPage.xaml.cs in dev/ParallaxView/TestUI	1288	94	564	1158	7
NavigationView.properties.cpp in dev/Generated	1267	129	543	1158	9
CommandBarFlyoutCommandBar.cpp in dev/CommandBarFlyout	1139	33	20	1158	25
ViewportTests.cs in dev/Repeater/APITests	1071	11	531	1158	17
NavigationViewTests.cs in dev/NavigationView/NavigationView_ApiTests	1003	30	327	1158	26

Files Not Recently Changed (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
cmd sign.cmd in tools	2	-	1158	1158	1
cmd PowershellWrapper.cmd in tools	2	-	1158	1158	1
cmd build-nupkg.cmd in build/NuSpecs	2	-	1158	1158	1
cmd GenerateNewControlProject.cmd in tools	3	-	1158	1158	1
PullToRefreshHelperTestApiFactory.h in dev/PullToRefresh/RefreshVisualizer	3	-	1158	1158	1
FloatUtil.cpp in dev/dll	4	-	1158	1158	1
DoubleUtil.cpp in dev/dll	4	-	1158	1158	1
RatingItemImageInfo.cpp in dev/RatingControl	4	-	1158	1158	1
RatingItemFontInfo.cpp in dev/RatingControl	4	-	1158	1158	1
PullToRefreshHelperTestApi.cpp in dev/PullToRefresh/RefreshVisualizer	4	-	1158	1158	1
NavigationViewTemplateSettings.cpp in dev/NavigationView	4	-	1158	1158	1
CommandBarFlyoutCommandBarTemplateSettings.cpp in dev/CommandBarFlyout	4	-	1158	1158	1
targetver.h in dev/dll	5	-	1158	1158	1
pch.cpp in dev/dll	5	-	1158	1158	1
DownlevelHelper.cpp in dev/dll	5	-	1158	1158	1
DisplayRegionHelperTestApiFactory.cpp in dev/TwoPaneView	5	-	1158	1158	1
SplitButtonTestApiFactory.cpp in dev/SplitButton	5	-	1158	1158	1
xaml NEWCONTROL_themeresources.xaml in tools/GenerateNewControlProjectFiles	6	-	1158	1158	1
FloatUtil.h in dev/inc	7	-	1158	1158	1
DoubleUtil.h in dev/inc	7	-	1158	1158	1

Most Recently Created Files (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
props HybridCRT.props in root	24	-	3	3	1
xaml NavigationViewAxeTestPage.xaml in dev/NavigationView/TestUI	32	-	47	47	1
NavigationViewAxeTestPage.xaml.cs in dev/NavigationView/TestUI	26	1	47	47	1
xaml TabViewAxeTestPage.xaml in dev/TabView/TestUI	23	-	47	47	1
xaml NumberBoxAxeTestPage.xaml in dev/NumberBox/TestUI	15	-	47	47	1
NumberBoxAxeTestPage.xaml.cs in dev/NumberBox/TestUI	12	1	47	47	1
TabViewAxeTestPage.xaml.cs in dev/TabView/TestUI	12	1	47	47	1
targets Microsoft.UI.Xaml.Common.targets in dev/dll	703	-	3	86	3
TitleBar.cpp in dev/TitleBar	233	18	75	86	2
TitleBar.properties.cpp in dev/GeneratedExperimental	192	19	86	86	1
xaml TitleBar_themeresources.xaml in dev/TitleBar	130	-	86	86	1
AutoHandle.h in dev/inc	127	8	86	86	1
xaml TitleBar.xaml in dev/TitleBar	114	-	75	86	2
ExperimentalXamlControlsResources.cpp in dev/dll	97	2	86	86	1
TitleBarTemplateSettings.properties.cpp in dev/GeneratedExperimental	90	8	86	86	1
TitleBarPage.xaml.cs in dev/TitleBar/TestUI	85	6	86	86	1
props Microsoft.UI.Xaml.Common.props in dev/dll	68	-	3	86	2
vcxproj Microsoft.Experimental.UI.Xaml.vcxproj in dev/dll	55	-	86	86	1
SampleControlTests.cs in dev/SampleControl/InteractionTests	50	3	86	86	1
SampleControl.properties.cpp in dev/GeneratedExperimental	49	5	86	86	1

Most Recently Changed Files (Top 20)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes
xaml TabView.xaml in dev/TabView	790	-	3	973	39
targets Microsoft.UI.Xaml.Common.targets in dev/dll	703	-	3	86	3
xaml Common_themeresources_any.xaml in dev/CommonStyles	579	-	3	357	19
xaml TabViewPage.xaml in dev/TabView/TestUI	239	-	3	973	30
xaml TabView_themeresources.xaml in dev/TabView	223	-	3	973	20
props Microsoft.UI.Xaml.Common.props in dev/dll	68	-	3	86	2
props HybridCRT.props in root	24	-	3	3	1
AnimatedVisualPlayer.cpp in dev/AnimatedVisualPlayer	698	36	6	1096	12
AnimatedVisualPlayer.properties.cpp in dev/Generated	300	28	6	1096	5
AnimatedVisualPlayerPage.xaml.cs in dev/AnimatedVisualPlayer/TestUI	231	21	6	1096	6
AnimatedVisualPlayerTests.cs in dev/AnimatedVisualPlayer/InteractionTests	168	12	6	1096	6
AnimatedVisualPlayer.h in dev/AnimatedVisualPlayer	89	-	6	1096	6
xaml AnimatedVisualPlayerPage.xaml in dev/AnimatedVisualPlayer/TestUI	85	-	6	1096	6
AnimatedVisualPlayer.properties.h in dev/Generated	66	10	6	1096	3
TabView.cpp in dev/TabView	1046	50	11	973	38
cmd Build.cmd in root	148	-	11	1158	10
props mux.controls.props in root	35	-	11	1158	7
props Directory.Build.props in root	19	-	11	1158	3
targets CustomInlineTasks.targets in root	13	-	11	1158	2
CommandBarFlyoutCommandBar.cpp in dev/CommandBarFlyout	1139	33	20	1158	25