All required kexts and tools to run Mountain Lion 10.8.x on Lenovo G580 without needing to use any other tool or kext.

Tested on Mountain Lion 10.8.5 (12F45)

This Package Contains:

0. Kext Utility (Kext Installer)

0. Extra folder that contains pre-edited DSDT to enable brightness.

1. Ethernet Controller (LAN PORT)

2. Graphics Card (Intel HD Graphics 3000 & 4000) Enabler.

3. Touchpad With Gestures Control

4. USB 3.0

5. Audio

6. Battery

7. Bluetooth 4.0

8. Wifi : Atheros 9285 (AR5B95)

9. And other kexts that are required to start OS X like FakeSMC...etc.source