Thank you for taking the time to reply, it is very much appreciated!
I guess I naively did not consider this, I just assumed they would be written to be hardware agnostic! I suppose it does make sense though, given the business model of selling hardware and software.
I think we will have to seriously consider our path forward, I have nothing against NI CAN hardware, we just already use Kvaser, Peak, and Vector tools and I really hate to add another one in the mix!