Correctly set .fileTypeSymlink on windows by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/773
Bare minimum [U]Int128 support for JSON encode/decode by @stephentyrone in https://github.com/swiftlang/swift-foundation/pull/767
Update README by @parkera in https://github.com/swiftlang/swift-foundation/pull/796
URL: Don't standardize relative file paths by @jrflat in https://github.com/swiftlang/swift-foundation/pull/792
[CMake] Resolve module map conflict with duplicate in SDK by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/789
[CMake] Fix macro install rpath by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/793
Remove unneccessary _FileManagerImpl.delegate by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/801
Update swift-syntax repository link in README.md by @lamtrinhdev in https://github.com/swiftlang/swift-foundation/pull/805
Add explicit include of wasi/libc-environ.h by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/786
Add explicit void type parameter to C functions without parameters by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/775
Exclude EREMOTE definition for WASI platform by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/778
Throw .featureUnsupported when attempting to create temp files on WASI by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/779
Fix operatingSystemVersion on WASI by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/782
Guard out extended or fs attributes related code on WASI by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/784
Guard out user/group related code on WASI by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/783
Skip sticky-bit check in isDeletableFile on WASI by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/785
Implement _copyRegularFile for WASI without sendfile by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/787
Port LockedState and _ThreadLocal to WASI without any locking by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/780
Upgrade SwiftFoundationICU to version 74 by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/802
Prevent null character in Windows home directory by @jrflat in https://github.com/swiftlang/swift-foundation/pull/808
Adding some more tests for [U]Int128 in BinaryInteger+FormatStyleTests.swift and JSONEncoderTests.swift by @lamtrinhdev in https://github.com/swiftlang/swift-foundation/pull/806
Add WASI platform conditions for libc imports and word size by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/776
Add compatibility path for invalid UTF8 data by @parkera in https://github.com/swiftlang/swift-foundation/pull/815
Remove _typeByName lookup of _FoundationNSNumberInitializer by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/817
Remove FoundationPreview umbrella module by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/818
Enable wasi-libc emulation features by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/777
Add FoundationNetworking hook for reading contents of remote URL by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/820
rdar://132940984 (Regression: Swift Decoding of Double.greatestFiniteMagnitude as Int causes a crash) by @kperryua in https://github.com/swiftlang/swift-foundation/pull/827
Add JSON benchmarks and make benchmark package build for more targets by @parkera in https://github.com/swiftlang/swift-foundation/pull/810
do not import stdatomic as it doesn't work with c++ interop on windows by @hyp in https://github.com/swiftlang/swift-foundation/pull/830
Use platform shims for clock_gettime to support wasi-libc by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/781
[wasm] Fall back to a default chunk size when st_blksize is not available by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/835
Add note about 'swift package update' to build process documentation by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/837
Fix ProcessInfo.processName for Windows by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/839
Enable WMO by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/832
FoundationMacros: use cross-compilation to build for host by @compnerd in https://github.com/swiftlang/swift-foundation/pull/714
Port directory enumeration related code to WASI by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/836
[android] fix the LP32 armv7/i686 android build by @hyp in https://github.com/swiftlang/swift-foundation/pull/846
[main] Get Swift-Foundation building against MUSL for Swift Static SDK by @etcwilde in https://github.com/swiftlang/swift-foundation/pull/848
Resolved an arithmetic overflow error in Decimal division caused by improper upcasting by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/850
Fix hard-coded path to FoundationEssentialsTests resources by @xedin in https://github.com/swiftlang/swift-foundation/pull/855
Hide Windows magic environment values from ProcessInfo.environment by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/853
Add requirements to only run DecimalTests.testCrashingDivision on 64 bit devices by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/856
[Android] Use the Bionic module in more places by @finagolfin in https://github.com/swiftlang/swift-foundation/pull/842
Use fallback home directory on Windows by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/854
URL.fileSystemPath should drop all trailing slashes by @jrflat in https://github.com/swiftlang/swift-foundation/pull/852
Fix Windows symlink handling in FileManager APIs by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/858
FileManager.fileExists(atPath:) should follow symlinks on Windows by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/859
Fix Windows home directory for specific user by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/861
Autolink wasi-libc emulation libraries by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/843
URL(filePath: path, directoryHint: .notDirectory) should strip trailing slashes by @jrflat in https://github.com/swiftlang/swift-foundation/pull/867
Remove the #include <setjmp.h> from _CStdlib.h by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/873
Automatically build FoundationMacros for local CMake builds by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/844
[docs] Fix typo issue at Foundation_Build_Process.md by @lamtrinhdev in https://github.com/swiftlang/swift-foundation/pull/876
subpathsOfDirectory(atPath:) should throw on empty paths by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/869
Update wording and link in evolution.md by @lamtrinhdev in https://github.com/swiftlang/swift-foundation/pull/814
Remove RegexBuilder conditional in Package manifest by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/879
Decimal bin compat: remove the usage of @_cdecl from 'public' methods defined in NSDecimal.h by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/880
Fix NSURLComponents bridging with percent-encoding by @jrflat in https://github.com/swiftlang/swift-foundation/pull/831
URL.host should not return percent-encoded host by @jrflat in https://github.com/swiftlang/swift-foundation/pull/875
[android] don't enable WMO as the old driver fails to build with WMO … by @hyp in https://github.com/swiftlang/swift-foundation/pull/851
Formatting performance improvements by @parkera in https://github.com/swiftlang/swift-foundation/pull/884
URLComponents: support http(s)+unix schemes by @jrflat in https://github.com/swiftlang/swift-foundation/pull/883
[cmake] Add missing locale_notifications.swift by @etcwilde in https://github.com/swiftlang/swift-foundation/pull/885
Correct available version macOS 10.10 for String+Essentials.swift by @lamtrinhdev in https://github.com/swiftlang/swift-foundation/pull/886
Re-enable disabled tests due to ICU-74 by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/890
Change @_nonSendable to unavailable extensions by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/892
Set SWIFT_SYSTEM_NAME for macro project in CMake by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/896
Fix deleteLastPathComponent() for paths with trailing / by @rjmansfield in https://github.com/swiftlang/swift-foundation/pull/897
ProcessInfoTests.testOperatingSystemIsAtLeastVersion should not run on visionOS by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/894
Implement negative power support to pow(_ x: Decimal, _ y: Int). by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/895
Add a test to make sure ProcessInfo can deliver the correct thermal state and power state on all platforms by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/905
Modernize and update gitignore by @parkera in https://github.com/swiftlang/swift-foundation/pull/911
Fix macro source location by @etcwilde in https://github.com/swiftlang/swift-foundation/pull/910
[Proposal] SF-NNNN Extending Calendar.RecurrenceRule.End by @hristost in https://github.com/swiftlang/swift-foundation/pull/893
Add .count and .date properties to Calendar.RecurrenceRule.End by @hristost in https://github.com/swiftlang/swift-foundation/pull/888
[Proposal] SF-0010 Rename accepted proposal (was previously NNNN) by @hristost in https://github.com/swiftlang/swift-foundation/pull/916
[Android] Enable more code and tests by @finagolfin in https://github.com/swiftlang/swift-foundation/pull/871
Properly throw in case of numeric overflow in Calendar mathematics by @itingliu in https://github.com/swiftlang/swift-foundation/pull/900
Benchmarks for URL and URLComponents by @jrflat in https://github.com/swiftlang/swift-foundation/pull/907
URLComponents: support ws(s)+unix schemes by @jrflat in https://github.com/swiftlang/swift-foundation/pull/918
PropertyListEncoder: Reference the property on the class itself instead of the options struct by @parkera in https://github.com/swiftlang/swift-foundation/pull/919
String+Path parsing performance improvements by @jrflat in https://github.com/swiftlang/swift-foundation/pull/927
Add runtime check to Decimal(sign:exponent:significand:) for bin compat by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/933
Support initializing string with nonLossyASCII encoding by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/932
Delete CODE_OF_CONDUCT.md by @parispittman in https://github.com/swiftlang/swift-foundation/pull/936
Update CONTRIBUTING.md by @parispittman in https://github.com/swiftlang/swift-foundation/pull/935
Fix windows creation of relative symlinks to directories by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/931
Short-circuit logic to get locale that requires special case handling. by @itingliu in https://github.com/swiftlang/swift-foundation/pull/937
Performance optimizations for data reading/writing by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/942
Rename CalendarBenchmarks to InternationalizationBenchmarks by @fabianfett in https://github.com/swiftlang/swift-foundation/pull/943
Follow up for dcd7a97: Trim an empty line by @itingliu in https://github.com/swiftlang/swift-foundation/pull/945
[wasm] Fix CocoaError construction for unsupported copy/link operations by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/944
Remove unused AttributedString initializers by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/948
Remove unused Swift URL code by @jrflat in https://github.com/swiftlang/swift-foundation/pull/949
Create benchmarks for base64 by @fabianfett in https://github.com/swiftlang/swift-foundation/pull/950
Fix minor copy-paste error in deprecation message by @Jnosh in https://github.com/swiftlang/swift-foundation/pull/955
Add AttributedStringBenchmarks to Benchmark suite by @parkera in https://github.com/swiftlang/swift-foundation/pull/906
Disable GregorianCalendarCompatibilityTests by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/960
URL(filePath:) should not treat "~" as absolute by @jrflat in https://github.com/swiftlang/swift-foundation/pull/961
Update to swift-syntax 600.0.0 by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/959
URL path extension APIs should strip trailing slashes by @jrflat in https://github.com/swiftlang/swift-foundation/pull/965
URL.fileSystemPath should strip leading slash for Windows drive letters by @jrflat in https://github.com/swiftlang/swift-foundation/pull/964
Add back Swift URL code for compatibility debugging by @jrflat in https://github.com/swiftlang/swift-foundation/pull/970
Guard old behavior in URL tests by @jrflat in https://github.com/swiftlang/swift-foundation/pull/971
[Windows] Fix incorrect TimeZone.current lookup logic by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/975
Conditionalize stripping of \\?\ on it actually being present by @ahoppen in https://github.com/swiftlang/swift-foundation/pull/974
Add .index-build to .gitignore by @MaxDesiatov in https://github.com/swiftlang/swift-foundation/pull/986
[wasm] Fix WASI build around TimeZone by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/984
Prevent crash when bridging an invalid CFURL to Swift URL by @jrflat in https://github.com/swiftlang/swift-foundation/pull/993
Performance improvements for Calendar.RecurrenceRule by @hristost in https://github.com/swiftlang/swift-foundation/pull/981
Fetching user/group info causes race conditions by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/994
URL: Appending to an empty file path results in an absolute path by @jrflat in https://github.com/swiftlang/swift-foundation/pull/988
[Proposal] SF-0010 Amend proposal to make types Hashable by @hristost in https://github.com/swiftlang/swift-foundation/pull/972
Make RecurrenceRule and its friends conform to Hashable by @hristost in https://github.com/swiftlang/swift-foundation/pull/995
JSONDecoder should parse base64 via a buffer instead of creating a string by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/1001
OpenStep plist decoding via PropertyListDecoder is not available on Windows and Linux by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/1002
Provide concrete implementation of all decodeIfPresent API in KeyedContainerProtocol for JSONDecoder by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/1003
Update contribution guideline for minor API proposals by @itingliu in https://github.com/swiftlang/swift-foundation/pull/997
Fix JSONEncoder performance regression in 6.0 toolchain by @kperryua in https://github.com/swiftlang/swift-foundation/pull/1006
URL.deletingLastPathComponent() should append .. in special cases by @jrflat in https://github.com/swiftlang/swift-foundation/pull/989
Restore URL.host bracket stripping for compatibility by @jrflat in https://github.com/swiftlang/swift-foundation/pull/1008
Fix typo in String.replacingTildeWithRealHomeDirectory by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1007
Revert "rdar://135836990 (JSONEncoder performance regressed from 5.10 toolchain to 6.0) (#1006)" by @kperryua in https://github.com/swiftlang/swift-foundation/pull/1010
rdar://135836990 (JSONEncoder performance regressed from 5.10 toolchain to 6.0) by @kperryua in https://github.com/swiftlang/swift-foundation/pull/1012
Fix IS_DECOMPOSABLE flag when bridging to CFURL by @jrflat in https://github.com/swiftlang/swift-foundation/pull/1018
[android] fix the android build by @hyp in https://github.com/swiftlang/swift-foundation/pull/999
Add flag for CFURLs originating from Swift by @jrflat in https://github.com/swiftlang/swift-foundation/pull/1026
RecurrenceRule: Respect leap months by @hristost in https://github.com/swiftlang/swift-foundation/pull/1005
Don't skip anchors with strict matching in Calendar.RecurrenceRule. Resolve #881 by @hristost in https://github.com/swiftlang/swift-foundation/pull/1000
Delete unused variable in unit tests by @hristost in https://github.com/swiftlang/swift-foundation/pull/1028
Ensure empty AttributedSubstrings produce no runs by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/996
improve CustomNSError.errorDomain calculation by @ChrisBenua in https://github.com/swiftlang/swift-foundation/pull/1032
Adopt primary associated types to FormatStyle by @MolinDeng in https://github.com/swiftlang/swift-foundation/pull/1024
Ensure predicate diagnostics contain source information when possible by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1025
Use SHCreateDirectoryExW to create a directory with intermediate directories on Windows by @ahoppen in https://github.com/swiftlang/swift-foundation/pull/1033
Fix incorrect unicode escape sequence encodings by @kperryua in https://github.com/swiftlang/swift-foundation/pull/1036
FileManager: avoid a TOCTOU issue in computing CWD by @compnerd in https://github.com/swiftlang/swift-foundation/pull/1035
JSONEncoder using large amount of memory when encoding array of structs by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1039
Add linked-on-or-after check for apps that pass an empty URL string by @jrflat in https://github.com/swiftlang/swift-foundation/pull/1042
Calendar.RecurrenceRule: Only match weekday components when filtering by weekday by @hristost in https://github.com/swiftlang/swift-foundation/pull/1020
URL.path should not strip trailing slash for root paths on Windows by @jrflat in https://github.com/swiftlang/swift-foundation/pull/1038
Concurrency-Safe Notifications by @cthielen in https://github.com/swiftlang/swift-foundation/pull/822
rdar://133742708 (JSONDecoder crashes whole app on invalid input instead of throwing Error) by @kperryua in https://github.com/swiftlang/swift-foundation/pull/1043
FileManager Entry Points for ObjC Directory Enumeration by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1047
Update Concurrency-Safe Notifications to use SF-0010 by @iCharlesHu in https://github.com/swiftlang/swift-foundation/pull/1045
NSRange to Range<AttributedString.Index> conversion should be relative to sliced boundaries by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1050
Improve performance for calling Locale.identifier from NS/CFLocale by @itingliu in https://github.com/swiftlang/swift-foundation/pull/1051
[6.1] Properly write non-ASCII file names on Windows for file creation by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1060
[6.1] Ensure that FileManager.copyItem cannot copy directory metadata to files by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1083
[6.1] Home directory for non-existent user should not fall back to /var/empty or %ALLUSERSPROFILE% by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1073
[6.1] URL.appendingPathExtension("") appends a trailing dot by @jrflat in https://github.com/swiftlang/swift-foundation/pull/1091
[6.1] Implement LockedState for Musl by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1104
[6.1] Fix WASI build of _copyDirectoryMetadata by @kateinoigakukun in https://github.com/swiftlang/swift-foundation/pull/1099
[6.1][android] fix 32-bit build (#1086) by @finagolfin in https://github.com/swiftlang/swift-foundation/pull/1120
[6.1] Fix Windows .alwaysMapped deallocator (#1147) by @z2oh in https://github.com/swiftlang/swift-foundation/pull/1148
[6.1] Update SwiftPM/CMake dependencies to match toolchain build by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1181
always @preconcurrency import Glibc/Musl/Android/Bionic/WASILibc [6.1] by @weissi in https://github.com/swiftlang/swift-foundation/pull/1194
[6.1] URL compatibility and bug fixes by @jrflat in https://github.com/swiftlang/swift-foundation/pull/1200
[6.1] Fix ISO Latin 1 Encoding/Decoding issues by @jmschonfeld in https://github.com/swiftlang/swift-foundation/pull/1221
New Contributors
@rjmansfield made their first contribution in https://github.com/swiftlang/swift-foundation/pull/897
@parispittman made their first contribution in https://github.com/swiftlang/swift-foundation/pull/936
@Jnosh made their first contribution in https://github.com/swiftlang/swift-foundation/pull/955
@ChrisBenua made their first contribution in https://github.com/swiftlang/swift-foundation/pull/1032
@MolinDeng made their first contribution in https://github.com/swiftlang/swift-foundation/pull/1024
Full Changelog: https://github.com/swiftlang/swift-foundation/compare/swift-6.0.3-RELEASE...swift-6.1-RELEASE