"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
Leopard Mac OS X 10.5 9A321 Screenshots
Features depicted include:
- New installer screens (screenshot)
- ZFS Formatting (screenshot, screenshot 2)
- File Recovery (screenshot)
- Quicktime (screenshot)
- Time Machine (screenshot)
- Screen Saver (screenshot)
- Parental Control Logs (screenshot)
... and more. Leopard is expected to be released in "Spring 2007" according to Apple.