iOS 9.3 is coming in the Spring and will introduce Night Shift as well as a number of other new features.
Mac OS X Leopard on October 26th?
They specifically point to October 26th as the likely ship date for Mac OS X Leopard, but don't rule out the possibility of additional announcements near that date.
ThinkSecret also believes that Leopard will launch on or around October 26th.
Mac OS X 10.5 Leopard is available for pre-order at Amazon