https://blogs.msdn.microsoft.com/accessibility/2017/08/01/from-hack-to-product-microsoft-empowers-people-with-eye-control-for-windows-10/ Available in the latest Insider build: https://blogs.windows.com/windowsexperience/2017/08/02/announcing-windows-10-insider-preview-build-16257-pc-build-15237-mobile/