A function to get the list of windows in MacOS using Swift

GetWindowList.swift

func getWindowsList() {
    let options = CGWindowListOption(arrayLiteral: .optionOnScreenOnly)
    let windowListInfo = CGWindowListCopyWindowInfo(options, CGWindowID(1))
    let infoList = windowListInfo as! [[String: Any]]

    let windowList = infoList.filter { (($0["kCGWindowLayer"] as? Int) ?? -1) == 0 }

    for window in windowList {
        print(window["kCGWindowOwnerName"])
    }
}