Xcode 14 includes Swift 5.7 and SDKs for iOS 16, iPadOS 16, tvOS 16, watchOS 9, and macOS Monterey 12.5.

Xcode

• Downloadable simulator runtime for WatchOS and tvOS
• Single target template for multi-platform apps across iOS, iPad OS, macOS, and tvOS
• Automatic icon generation for all icon sizes using the Asset Catalog
• Pinned code structure in source editor
• Interactive SwiftUI Previews are now on by default and provide multiple UI variations from a single PreviewProvider

Build and Documentation

• Faster build performance using improved dependency analysis and increased parallelism
• New build timeline assistant to help identify build performance issues
• Build and command package plug-ins in Swift Packages
• Objective-C and C API documentation support in Swift-DocC

Swift

• Syntax highlighting and refactoring operations for regular expressions
• Smarter code completion and additional dynamic snippets