What’s new in Xcode 13.3?

Xcode 13.3 includes SDKs for iOS 15.4, iPadOS 15.4, tvOS 15.4, watchOS 8.5, and macOS Monterey 12.3. Xcode 13.3 requires a Mac running macOS Monterey 12 or later.

Build System

The build system and Swift compiler have a new mode that better utilizes available cores, resulting in faster builds for Swift projects. The mode is opt-in, and you can enable it globally with the following user default:

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