Xcode 14.0 RC 1 was released on 7 Sep 2022 and requires macOS 12.5+.
It can be downloaded from https://download.developer.apple.com/Developer_Tools/Xcode_14_Release_Candidate/Xcode_14_Release_Candidate.xip.
Release notes are located at https://developer.apple.com/documentation/xcode-release-notes/xcode-14-release-notes.
The SDKs it contains are:
- iOS 16.0 (Build 20A360)
- macOS 12.3 (Build 21E226)
- tvOS 16.0 (Build 20J373)
- watchOS 9.0 (Build 20R362)
The compilers it contains are:
- clang 14.0.0 (Build 1400.0.29.102)
- swift 5.7 (Build 5.7.0.127.4)