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: 4044
Daily file updates (only one update per file and date counted): 31451
First update: 2013-03-21
Latest update: 2022-03-03
Days between first and latest update: 3270 (467 weeks, estimated 2335 working days)
Active days (at least one file change): 2242
Data:

Organized per file

File Change History Overall

File Age Distribution Overall

Days since first update

There are 4,044 files with 390,279 lines of code in files.

4,044 files that are 366+ days old (390,279 lines of code)
0 files that are 181-365 days old (0 lines of code)
0 files that are 91-180 days old (0 lines of code)
0 files that are 31-90 days old (0 lines of code)
0 files that are 1-30 days old (0 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

explore: zoomable circles

Latest Change Distribution Overall

Days since last update

There are 4,044 files with 390,279 lines of code in files.

4,030 files have been last changed 366+ days ago (381,535 lines of code)
14 files have been last changed 181-365 days ago (8,744 lines of code)
0 files have been last changed 91-180 days ago (0 lines of code)
0 files have been last changed 31-90 days ago (0 lines of code)
0 files have been last changed 1-30 days ago (0 lines of code)

Legend:

366+

181-365

91-180

31-90

1-30

explore: zoomable circles

File Change History per File Extension

java, txt, h, py, xml, plist, c, cpp, m, soy, j, bzl, sh, json, go, rs, swift, js, kt, ml, hs, properties, mk, md, bat, html, scala, in, d, rst, proto, groovy, st, hpp, gitignore, pro, css, thrift, s, yaml, watchmanconfig, cfg, ps1, patch, hs-boot, storyboard, xib, diff, cc, cs, asm, mli, flex, yml, editorconfig, yy, nuspec, dae, project, mm, mll, mly, gitattributes, ini, classpath, prefs, bash

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 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
TargetsCommand.java in src/com/facebook/buck/cli	1325	33	781	3312	341	50
InstallCommand.java in src/com/facebook/buck/cli	1230	32	731	3312	186	49
BuildCommand.java in src/com/facebook/buck/cli	892	44	783	3312	409	63
TestCommand.java in src/com/facebook/buck/cli	708	28	785	3312	360	66
AuditClasspathCommand.java in src/com/facebook/buck/cli	203	10	800	3312	137	32
ProjectCommand.java in src/com/facebook/buck/cli	193	12	785	3312	294	58
AuditInputCommand.java in src/com/facebook/buck/cli	165	7	792	3312	95	26
ApkGenrule.java in src/com/facebook/buck/android	157	9	793	3312	91	29
UninstallCommand.java in src/com/facebook/buck/cli	128	8	800	3312	132	30
CleanCommand.java in src/com/facebook/buck/cli	93	4	800	3312	47	20
AuditOwnerCommand.java in src/com/facebook/buck/cli	92	5	782	3312	105	28
AndroidInstrumentationApk.java in src/com/facebook/buck/android	82	3	855	3312	117	35
Parser.java in src/com/facebook/buck/parser	75	-	791	3312	275	46
Command.java in src/com/facebook/buck/cli	37	-	781	3312	51	27
BuckConstant.java in src/com/facebook/buck/util	20	2	855	3281	42	27
ProcessExecutor.java in src/com/facebook/buck/util	145	17	855	3279	54	24
DefaultFilteredDirectoryCopier.java in src/com/facebook/buck/util	48	4	855	3279	17	11
FilteredDirectoryCopier.java in src/com/facebook/buck/util	13	-	855	3279	11	8
rules.xml in pmd	343	-	806	3273	23	11
StringSetOptionHandler.java in src/com/facebook/buck/cli	42	3	855	3273	7	7
SmartDexingStep.java in src/com/facebook/buck/android	520	16	798	3271	114	41
SplitZipStep.java in src/com/facebook/buck/android	387	15	855	3271	69	29
DexSplitMode.java in src/com/facebook/buck/android	130	13	855	3271	32	17
XzStep.java in src/com/facebook/buck/step/fs	95	6	855	3271	24	18
DexStore.java in src/com/facebook/buck/android	74	15	785	3271	13	8
Build.java in src/com/facebook/buck/command	333	17	792	3270	168	53
MergeAndroidResourcesStep.java in src/com/facebook/buck/android	563	15	785	3263	79	35
DxStep.java in src/com/facebook/buck/android	394	22	798	3263	66	30
ProGuardObfuscateStep.java in src/com/facebook/buck/android	316	18	785	3263	67	32
ShellStep.java in src/com/facebook/buck/shell	208	17	785	3263	65	29
ApkBuilderStep.java in src/com/facebook/buck/android	152	4	624	3263	50	28
AaptStep.java in src/com/facebook/buck/android	135	4	785	3263	49	26
GenerateManifestStep.java in src/com/facebook/buck/android	120	8	855	3263	33	18
StepFailedException.java in src/com/facebook/buck/step	102	11	794	3263	31	17
CopyStep.java in src/com/facebook/buck/step/fs	88	9	855	3263	23	16
NdkBuildStep.java in src/com/facebook/buck/android	78	4	785	3263	46	22
AidlStep.java in src/com/facebook/buck/android	72	5	855	3263	28	15
WriteFileStep.java in src/com/facebook/buck/step/fs	69	6	855	3263	25	15
StepRunner.java in src/com/facebook/buck/step	57	4	855	3263	26	17
RmStep.java in src/com/facebook/buck/step/fs	50	5	835	3263	15	10
SymlinkFileStep.java in src/com/facebook/buck/step/fs	42	6	829	3263	19	12
DefaultShellStep.java in src/com/facebook/buck/shell	40	7	785	3263	15	13
ZipalignStep.java in src/com/facebook/buck/android	35	3	785	3263	18	12
MkdirStep.java in src/com/facebook/buck/step/fs	33	4	835	3263	17	12
BashStep.java in src/com/facebook/buck/shell	24	4	785	3263	14	11
MakeCleanDirectoryStep.java in src/com/facebook/buck/step/fs	10	2	835	3263	19	8
Step.java in src/com/facebook/buck/step	8	-	855	3263	10	9
AndroidTransitiveDependencyGraph.java in src/com/facebook/buck/android	39	1	855	3262	50	18
Genrule.java in src/com/facebook/buck/shell	147	4	785	3257	191	46
RunShTestAndRecordResultStep.java in src/com/facebook/buck/shell	47	2	822	3257	40	24

Files Not Recently Changed (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
__init__.py in py	1	-	2576	2576	1	1
st build-file.st in src/com/facebook/buck/maven	20	-	2447	2584	2	2
__init__.py in scripts/artificialproject	1	-	2045	2045	1	1
ReferenceCountedFileDescriptor.java in src/com/facebook/buck/io/unixsocket	46	6	1816	2312	2	2
WindowsCreateProcessEscape.java in src/com/facebook/buck/util	48	4	1816	2572	2	2
BuildJobStateDaemonicParserState.java in src-gen/com/facebook/buck/parser/thrift	397	38	1759	1759	1	1
__init__.py in python-dsl/buck_parser	1	-	1715	1715	1	1
__init__.py in py/hash	1	-	1615	1615	1	1
AndroidManifest-template.xml in android/com/facebook/buck/android/agent	12	-	1607	1607	1	1
UnixDomainSocketLibrary.java in src/com/facebook/buck/io/unixsocket	93	7	1502	2312	5	4
in starter.lua.in in src/com/facebook/buck/features/lua	44	-	1469	1469	1	1
in native-starter.cpp.in in src/com/facebook/buck/features/lua	131	-	1469	1469	1	1
st js-bundle.st in src/com/facebook/buck/features/apple/project	4	-	1361	1361	1	1
st rn-package.st in src/com/facebook/buck/features/apple/project	8	-	1361	1361	1	1
UnixDomainSocket.java in src/com/facebook/buck/io/unixsocket	160	16	1358	2312	5	5
st MANIFEST.st in src/com/facebook/buck/core/module/annotationprocessor	5	-	1341	1341	1	1
st BuckModuleAdapterPlugin.st in src/com/facebook/buck/core/module/annotationprocessor	8	-	1341	1341	1	1
SourceRoot.java in src-gen/com/facebook/buck/log/thrift/rulekeys	284	34	1321	1642	3	3
miniz.c in android/com/facebook/buck/android/agent/native	3768	43	1252	1614	2	2
file_alias.bzl in tools/build_rules	25	-	1226	1352	2	2
python_rules.bzl in tools/build_rules	26	-	1226	1630	5	2
ReportGenerator.java in src/com/facebook/buck/jvm/java/coverage	135	8	1213	2373	8	6
BuckDefault.xml in tools/ideabuck/resources/colorSchemes	33	-	1193	1290	2	1
BuckDarcula.xml in tools/ideabuck/resources/colorSchemes	33	-	1193	1290	2	1
Buck.xml in tools/ideabuck/resources/liveTemplates	158	-	1189	1189	1	1
watcherTasks.xml in tools/psi-grammar	45	-	1164	1164	1	1
st logging.properties.st in config	71	-	1137	2164	19	11
buck-completion.bash in scripts	393	-	1117	2929	24	15
FilterFunction.java in src/com/facebook/buck/query	38	7	1081	2401	5	4
KindFunction.java in src/com/facebook/buck/query	35	7	1074	2401	7	5
RdepsFunction.java in src/com/facebook/buck/query	48	5	1045	2401	16	11
AllPathsFunction.java in src/com/facebook/buck/query	60	6	1045	2401	14	9
flex Bcfg.flex in tools/psi-grammar/src/com/facebook/buck/intellij/ideabuck/lang	97	-	1036	1164	3	1
QueryEnvironment.java in src/com/facebook/buck/query	133	16	1028	2401	27	17
ContainsResultType.java in src-gen/com/facebook/buck/artifact_cache/thrift	27	3	1017	1599	3	3
BuckCacheRequestType.java in src-gen/com/facebook/buck/artifact_cache/thrift	48	3	1017	2151	8	5
FetchResultType.java in src-gen/com/facebook/buck/artifact_cache/thrift	48	3	1017	1703	4	3
ManifestAppendResponse.java in src-gen/com/facebook/buck/artifact_cache/thrift	189	29	1017	1321	2	2
ManifestSetResponse.java in src-gen/com/facebook/buck/artifact_cache/thrift	189	29	1017	1298	2	2
ManifestDeleteResponse.java in src-gen/com/facebook/buck/artifact_cache/thrift	189	29	1017	1321	2	2
NullValue.java in src-gen/com/facebook/buck/log/thrift/rulekeys	189	29	1017	1642	4	4
PayloadInfo.java in src-gen/com/facebook/buck/artifact_cache/thrift	283	34	1017	2151	17	6
ByteArray.java in src-gen/com/facebook/buck/log/thrift/rulekeys	283	35	1017	1642	4	4
RuleKey.java in src-gen/com/facebook/buck/artifact_cache/thrift	288	33	1017	2151	17	6
ManifestFetchRequest.java in src-gen/com/facebook/buck/artifact_cache/thrift	288	33	1017	1321	2	2
ManifestDeleteRequest.java in src-gen/com/facebook/buck/artifact_cache/thrift	288	33	1017	1321	2	2
BuildFileEnvProperty.java in src-gen/com/facebook/buck/parser/thrift	288	33	1017	1759	6	4
Key.java in src-gen/com/facebook/buck/log/thrift/rulekeys	289	34	1017	1642	4	4
BuildRuleType.java in src-gen/com/facebook/buck/log/thrift/rulekeys	289	34	1017	1642	4	4
NonHashedPath.java in src-gen/com/facebook/buck/log/thrift/rulekeys	289	34	1017	1642	4	4

Most Recently Created Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
AndroidBinaryOptimizer.java in src/com/facebook/buck/android	160	4	392	392	1	1
AndroidBundleBuildable.java in src/com/facebook/buck/android	122	2	392	392	1	1
AndroidApkBuildable.java in src/com/facebook/buck/android	89	1	392	392	1	1
AndroidBinaryPathUtility.java in src/com/facebook/buck/android	67	12	392	392	1	1
AndroidApkOptimizer.java in src/com/facebook/buck/android	57	1	392	392	1	1
AndroidBundleOptimizer.java in src/com/facebook/buck/android	52	1	392	392	1	1
BinaryType.java in src/com/facebook/buck/android	5	-	392	392	1	1
WorkerProcessPoolSync.java in src/com/facebook/buck/worker	163	15	549	549	1	1
WorkerProcessPoolAsync.java in src/com/facebook/buck/worker	58	5	549	549	1	1
IntIntMap4a.java in src/com/facebook/buck/cxx/toolchain/objectfile	168	10	779	779	1	1
UnconfiguredSourcePath.java in src/com/facebook/buck/core/sourcepath	67	11	779	779	1	1
LeafUnconfiguredOnlyCoercer.java in src/com/facebook/buck/rules/coercer	26	3	779	779	1	1
PerfStatCommand.java in src/com/facebook/buck/cli	25	4	779	779	1	1
LeafTypeNewCoercer.java in src/com/facebook/buck/rules/coercer	17	2	779	779	1	1
MutableObjectException.java in src/com/facebook/buck/core/starlark/compatible	11	2	779	779	1	1
IntIntMap.java in src/com/facebook/buck/cxx/toolchain/objectfile	7	-	779	779	1	1
BuildTargetMatcherTypeCoercer.java in src/com/facebook/buck/rules/coercer	22	2	779	780	2	1
LogdServerMain.java in src/com/facebook/buck/logd/server	17	1	780	780	1	1
plugin-core.xml in tools/ideabuck/resources/META-INF	223	-	781	781	1	1
ArgExpander.java in src/com/facebook/buck/rules/macros	20	3	781	781	1	1
TypeCoercerFactoryForStarlark.java in src/com/facebook/buck/core/starlark/rule/attr/impl	11	1	779	781	2	1
UserDefinedRuleLoader.java in src/com/facebook/buck/parser/api	5	-	784	784	1	1
DefaultSearchableClassNameContributor.java in tools/ideabuck/src/com/facebook/buck/intellij/ideabuck/autodeps	20	3	785	785	1	1
BuckAutoDepsSearchableClassNameContributor.java in tools/ideabuck/src/com/facebook/buck/intellij/ideabuck/autodeps	13	-	785	785	1	1
ListConcatenatingCoercer.java in src/com/facebook/buck/rules/coercer/concat	23	4	786	786	1	1
JsonTypeConcatenatingCoercerFactory.java in src/com/facebook/buck/rules/coercer/concat	20	1	786	786	1	1
MapConcatenatingCoercer.java in src/com/facebook/buck/rules/coercer/concat	15	1	786	786	1	1
StringConcatenatingCoercer.java in src/com/facebook/buck/rules/coercer/concat	10	1	786	786	1	1
IntConcatenatingCoercer.java in src/com/facebook/buck/rules/coercer/concat	10	1	786	786	1	1
SingleElementJsonTypeConcatenatingCoercer.java in src/com/facebook/buck/rules/coercer/concat	9	1	786	786	1	1
JsonTypeConcatenatingCoercer.java in src/com/facebook/buck/rules/coercer/concat	4	1	786	786	1	1
RuleDescriptor.java in src/com/facebook/buck/core/rules/knowntypes	27	3	787	787	1	1
HeadersModuleMap.java in src/com/facebook/buck/apple/clang	22	1	787	787	1	1
FlavorSet.java in src/com/facebook/buck/core/model	105	19	790	790	1	1
SecondLevelContentKey.java in src/com/facebook/buck/artifact_cache	55	3	790	790	1	1
TargetNodeMaybeIncompatible.java in src/com/facebook/buck/core/model/targetgraph	57	6	781	791	3	2
log4j2.xml in src/com/facebook/buck/logd/resources	31	-	791	791	1	1
TemporaryUnconfiguredTargetToTargetUniquenessCheckerDeny.java in src/com/facebook/buck/parser/temporarytargetuniquenesschecker	26	1	790	791	2	1
TemporaryUnconfiguredTargetToTargetUniquenessCheckerAllow.java in src/com/facebook/buck/parser/temporarytargetuniquenesschecker	11	2	791	791	1	1
BuildRuleResumeReason.java in src/com/facebook/buck/core/build/event	4	-	791	791	1	1
DefaultStreamObserverFactory.java in src/com/facebook/buck/logd/client	24	1	793	793	1	1
HasNameAndType.java in src/com/facebook/buck/core/rules	12	-	793	793	1	1
StreamObserverFactory.java in src/com/facebook/buck/logd/client	6	-	793	793	1	1
LogdServer.java in src/com/facebook/buck/logd/server	154	8	791	794	2	1
LogdClient.java in src/com/facebook/buck/logd/client	99	6	791	794	3	1
AbsPath.java in src/com/facebook/buck/core/filesystems	60	14	785	794	4	1
BuckUnixAbsPath.java in src/com/facebook/buck/core/filesystems	37	8	785	794	4	1
RelPath.java in src/com/facebook/buck/core/filesystems	34	8	793	794	2	1
PathWrapperImpl.java in src/com/facebook/buck/core/filesystems	30	5	794	794	1	1
PathWrapper.java in src/com/facebook/buck/core/filesystems	30	5	793	794	2	1

Most Recently Changed Files (Top 50)

File	# lines	# units	last modified (days ago)	created (days ago)	# changes	# contributors
AppleCxxPlatforms.java in src/com/facebook/buck/apple/toolchain/impl	635	13	231	1593	51	28
JavaTest.java in src/com/facebook/buck/jvm/java	512	33	231	2373	119	39
AppleToolchainDescription.java in src/com/facebook/buck/apple	215	3	231	827	6	3
ApplePlatform.java in src/com/facebook/buck/apple/toolchain	195	18	231	820	2	2
SwiftTargetTriple.java in src/com/facebook/buck/swift/toolchain	34	3	231	827	2	2
ProjectGenerator.java in src/com/facebook/buck/features/apple/project	4209	151	332	1361	93	37
XcodeNativeTargetGenerator.java in src/com/facebook/buck/features/apple/projectV2	1736	42	332	942	10	7
SwiftPlatformFactory.java in src/com/facebook/buck/swift/toolchain/impl	131	5	332	1645	13	11
DefaultJavaLibraryRules.java in src/com/facebook/buck/jvm/java	598	43	351	1662	66	16
KotlinConfiguredCompilerFactory.java in src/com/facebook/buck/jvm/kotlin	197	14	351	1700	34	19
ScalaConfiguredCompilerFactory.java in src/com/facebook/buck/jvm/scala	93	8	351	1700	24	10
JavaConfiguredCompilerFactory.java in src/com/facebook/buck/jvm/java	83	12	351	1700	23	10
ConfiguredCompilerFactory.java in src/com/facebook/buck/jvm/java	54	10	351	1700	21	10
GroovyConfiguredCompilerFactory.java in src/com/facebook/buck/jvm/groovy	52	4	351	1668	16	10
TestNGRunner.java in src/com/facebook/buck/testrunner	248	19	379	2363	17	13
BaseRunner.java in src/com/facebook/buck/testrunner	216	6	379	2363	19	13
WorkspaceAndProjectGenerator.java in src/com/facebook/buck/features/apple/project	1121	26	382	1361	36	19
WorkspaceAndProjectGenerator.java in src/com/facebook/buck/features/apple/projectV2	834	22	382	996	25	9
SchemeGenerator.java in src/com/facebook/buck/features/apple/projectV2	688	18	382	996	7	6
SchemeGenerator.java in src/com/facebook/buck/features/apple/project	670	17	382	1361	14	11
KotlincToJarStepFactory.java in src/com/facebook/buck/jvm/kotlin	385	11	382	2061	72	31
XCScheme.java in src/com/facebook/buck/apple/xcode	384	53	382	2989	25	16
StubJarClassEntry.java in src/com/facebook/buck/jvm/java/abi	226	18	382	1821	25	10
AbiFilteringClassVisitor.java in src/com/facebook/buck/jvm/java/abi	210	35	382	1871	17	9
XcodeWorkspaceConfigDescription.java in src/com/facebook/buck/features/apple/common	85	4	382	996	8	8
AndroidBinaryBuildable.java in src/com/facebook/buck/android	530	14	392	1724	58	25
APKModuleGraph.java in src/com/facebook/buck/android/apkmodule	495	25	392	1681	25	13
AndroidPackageableCollector.java in src/com/facebook/buck/android/packageable	341	26	392	1681	27	16
AndroidBinary.java in src/com/facebook/buck/android	337	28	392	2940	223	57
AndroidInstrumentationApkDescription.java in src/com/facebook/buck/android	295	7	392	2940	174	47
AndroidBundle.java in src/com/facebook/buck/android	290	23	392	1386	16	12
AndroidBinaryGraphEnhancerFactory.java in src/com/facebook/buck/android	239	5	392	1390	35	16
AndroidBinaryOptimizer.java in src/com/facebook/buck/android	160	4	392	392	1	1
AndroidGraphEnhancerArgs.java in src/com/facebook/buck/android	149	24	392	1387	24	15
AndroidBundleBuildable.java in src/com/facebook/buck/android	122	2	392	392	1	1
AndroidBundleFactory.java in src/com/facebook/buck/android	114	2	392	1386	14	9
AndroidApkBuildable.java in src/com/facebook/buck/android	89	1	392	392	1	1
AndroidAppModularityDescription.java in src/com/facebook/buck/android	85	5	392	1754	36	13
AndroidBinaryPathUtility.java in src/com/facebook/buck/android	67	12	392	392	1	1
AndroidApkOptimizer.java in src/com/facebook/buck/android	57	1	392	392	1	1
AndroidBundleOptimizer.java in src/com/facebook/buck/android	52	1	392	392	1	1
APKModule.java in src/com/facebook/buck/android/apkmodule	36	4	392	839	2	2
AndroidManifestFactory.java in src/com/facebook/buck/android	28	1	392	1584	9	5
BinaryType.java in src/com/facebook/buck/android	5	-	392	392	1	1
MainRunner.java in src/com/facebook/buck/cli	2059	43	458	1115	90	24
ProcessHelper.java in src/com/facebook/buck/util	225	16	458	2017	16	11
BuckDaemon.java in src/com/facebook/buck/cli	186	9	458	1115	6	6
AppleBundle.java in src/com/facebook/buck/apple	911	38	485	2796	206	50
AppleResourceProcessing.java in src/com/facebook/buck/apple	379	8	485	891	6	6
publish_release.py in tools/release	453	8	521	1379	13	4