The Swift Programming Language
The Foundation Project, providing core utilities, internationalization, and OS independence
This is the version of LLDB that supports the Swift programming language & REPL.
Logging and communication to allow Swift toolchains to communicate with Xcode.
Automated tests for validating the generated Swift snapshots behave correctly
CommonMark parsing and rendering library and program in C
The libdispatch Project, (a.k.a. Grand Central Dispatch), for concurrency on multicore hardware
The XCTest Project, A Swift core library for providing unit test support
The Package Manager for the Swift Programming Language
A low-level build system, used by Xcode 9 and the Swift Package Manager
This maintains proposals for changes and user-visible enhancements to the Swift Programming Language.
Plugin and runtime library for using protobuf with Swift
Official CUPS Sources
The infrastructure and project index comprising the Swift source compatibility suite.
The Calendar and Contacts Server.
Python Kerberos library used by CalendarServer
Moved to apple/swift-protobuf
The Darwin Platform Library (mirror)
The Darwin PThread Library (mirror)
The Darwin Kernel (mirror)
CalDAV/CardDAV Testing Tool Used by CalendarServer
Python Framework for macOS APIs used by CalendarServer
Twisted SecureTransport library used by CalendarServer
Python iCalendar library used by CalendarServer
Extensions to Twisted used by CalendarServer
CalDAV/CardDAV Testing Framework used by CalendarServer