Apple

This is the version of LLDB that supports the Swift programming language & REPL.

The Swift Programming Language

Event-driven network application framework for high performance protocol servers & clients, non-blocking.

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

FoundationDB - the open source, distributed, transactional key-value store

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

A Logging API for Swift

Turi Create simplifies the development of custom machine learning models.

Language Server Protocol implementation for Swift and C-based languages

Official CUPS Sources

A Metrics API for Swift

Index database library for use with sourcekit-lsp

The Package Manager for the Swift Programming Language

SwiftPM package for SwiftSyntax library.

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

A low-level build system, used by Xcode and the Swift Package Manager

Swift Community-Hosted Continuous Integration

Extensions for SwiftNIO to support Apple platforms as first-class citizens.

Stress testing utilities for Swift's tooling

Logging and communication to allow Swift toolchains to communicate with Xcode.

Automated tests for validating the generated Swift snapshots behave correctly

The XCTest Project, A Swift core library for providing unit test support

Converter tools for Core ML.

HTTP/2 support for SwiftNIO