INDI SX (indi-sx) driver is available for download as a 3rd party driver from INDI's download page.
Under Ubuntu, you can install the driver via:
sudo add-apt-repository ppa:mutlaqja/ppa
sudo apt-get update
sudo apt-get install indi-sx
The driver supports Starlight Xpress Universal Filter Wheel with both 5 or 7 filter plates installed and controlled by USB (HID) communication protocol is supported (serial connection is not supported).
Once you're connected you can read or set filter wheel position.
There are no known bugs for this driver. If you found a bug, please report it at INDI's bug tracking system at SourceForge. (You can log in with a variety of existing accounts, including Google, Yahoo and OpenID.)