No specific info about version 5.1. Please visit the main page of QL Editor on Mac Informer.
With Controller Editor, you can precisely define which MIDI message has to be sent upon any action you do on your Native Instruments controller.
SM2 is a host/client application which hosts additional plug-in editors.
The TF Editor allows you to edit and setup TF consoles.
The R Remote application allows remote control of the head amplifiers.
This is the latest update for the K-Series Controller Editor Software.