Apple

The Swift Programming Language

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

The libdispatch Project, (a.k.a. Grand Central Dispatch), for concurrency on multicore hardware

The Foundation Project, providing core utilities, internationalization, and OS independence

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

Converter tools for Core ML.

Official CUPS Sources

This maintains proposals for changes and user-visible enhancements to the Swift Programming Language.

The Darwin Kernel (mirror)

The infrastructure and project index comprising the Swift source compatibility suite.

Plugin and runtime library for using protobuf with Swift

The Darwin Platform Library (mirror)

The Darwin PThread Library (mirror)

The Calendar and Contacts Server.

Example package for use with the Swift Package Manager

Python Kerberos library used by CalendarServer

Example package for use with the Swift Package Manager

Moved to apple/swift-protobuf

CalDAV/CardDAV Testing Tool Used by CalendarServer

Python Framework for macOS APIs used by CalendarServer

Twisted SecureTransport library used by CalendarServer