Xcode 11.2 Beta 1 was released on 2 Oct 2019 and requires macOS 10.14.4+.
It can be downloaded from https://download.developer.apple.com/Developer_Tools/Xcode_11.2_beta/Xcode_11.2_beta.xip.
Release notes are located at https://developer.apple.com/documentation/xcode_release_notes/xcode_11_2_beta_release_notes/.
The SDKs it contains are:
- iOS 13.2 (Build 17B5059f)
- macOS 10.15 (Build 19A547)
- tvOS 13.2 (Build 17K5059e)
- watchOS 6.1 (Build 17S5059d)
The compilers it contains are:
- clang 11.0.0 (Build 1100.0.33.9)
- swift 5.1.1 (Build 1100.0.274.1)