As usual after its September presentations, Apple has just released GM versions for developers (Golden Master, that is, basically final versions of the systems in case no serious error is found) of the new generations of their illustrated quartet of operating systems: iOS 10 (compilation 14A403, by the way already indicated as 10.0.1), macOS Sierra (16A319), watchOS 3 (14H326) and tvOS 10 (14Q330).
The GM version of iOS 10 is approximately 1.7GB and is available over-the-air (OTA) for developers only. As announced at the conference, the final version of the new system will be launched on September 13, next Tuesday.
GM for macOS Sierra is already available through the Mac App Store. Apple requires a new promotional code to download the new version, which can be obtained on the official page for developers of Ma. The final version of it will be released on September 20, too a Tuesday.
In the case of Apple Watch, GM for watchOS 3 is now available and can be obtained with an update to the Watch application on the iPhone, or by the appropriate file downloaded from the Apple Developer Center. The final watchOS 3 will be released with iOS 10, on the 13th of this month.
Finally, speaking of Apple TV, testers and developers can get GM at "Software Update", within the settings of the device. Apple did not disclose the release date of the final version of tvOS, but it is quite possible that it will arrive with iOS 10 and watchOS 3, on the 13th.
Apple still made available today to developers the Xcode 8 GM seed (8A218a), which includes the new SDKs for all the aforementioned operating systems.
Update by Rafael Fischmann · 09/08/2016 s 14:20
O iOS 10 Golden Master (GM) it is now also available to members of the Apple Beta Software Program.
Update II, by Rafael Fischmann · 09/08/2016 s 15:00
As expected, the Golden Master (GM) of macOS Sierra for members of the Apple Beta Software Program.
(via MacRumors: 1, 2)
Update III, by Rafael Fischmann · 09/13/2016 s 14:14
O macOS Sierra It will only be officially released to everyone in a week, but today its compilation Golden Master (GM) has been updated to 16A322.
Update IV, by Rafael Fischmann · 9/13/2016 7:30 PM
Apple once again updated the GM seed of macOS Sierra. The current build is 16A323.