Xcode 14.3 Beta 2 was released on 28 Feb 2023 and requires macOS 13.0+.
It can be downloaded from https://download.developer.apple.com/Developer_Tools/Xcode_14.3_beta_2/Xcode_14.3_beta_2.xip.
Release notes are located at https://developer.apple.com/documentation/xcode-release-notes/xcode-14_3-release-notes.
The SDKs it contains are:
- iOS 16.4 (Build 20E5223f)
- macOS 13.3 (Build 22E5230e)
- tvOS 16.4 (Build 20L5474e)
- watchOS 9.4 (Build 20T5233d)
The compilers it contains are:
- clang 14.0.3 (Build 1403.0.22.12)
- swift 5.8 (Build 5.8.0.119.11)