envycontrol
GPU switching utility for Nvidia Optimus laptops.
TLDR
Switch between different GPU modes
$ sudo envycontrol -s [nvidia|integrated|hybrid]
Specify your display manager manually
$ envycontrol --dm
Check current GPU mode
$ sudo envycontrol --query
Reset settings
$ sudo envycontrol --reset
Display version
$ envycontrol --version
Display help
$ envycontrol --help