SDK and VVS make it easier to create custom applications by providing greater flexibility and easy access to Vicon data in real time Because the data transfer happens using objects rather than files, there’s no need to worry about what file formats Vicon uses with respect to what file formats the 3rd party application uses SDK has an associated utility - the Vicon Virtual System 1.2, or VVS 1.2 Motion Capture Systems from Vicon