5.9 [Sep 19, 2023]

Version 5.9 release notes:

• Added support for Xcode 15 and Swift 5.9
• Now you can switch between the Swift 5.8.1 and Swift 5.9 outputs in the Preferences dialog
• Update only Xcode projects that contain the files selected for the conversion
• Re-enabled the conversion of Xcode project files by default (after many important fixes!)