It works perfectly in the most popular distributions of Linux operating system. USB for Remote Desktop Linux works with FreeRDP for Linux and Citrix Receiver for Linux. When you start the remote desktop client with FabulaTech plugin it initiates remote desktop connection to the remote side and provides USB for Remote Desktop functionality in remote session.
USB for Remote Desktop currently supports Teradici Linux virtual desktops. Support for Citrix Linux virtual desktops and VMware Linux virtual desktops is in progress.