I am open to the best way of sending to graphic, but my thought had been to use Caspar and then provide an NDI our with Alpha later for pulling in to production software.
Doing it this way it wouldn’t matter if production software changed as long as it can accept an NDI in.
But you already have solution on caspar side?
No I am starting from scratch
Can somebody share data for testings? Because wetransfer link expired… 
Message me and I’m sure I can
Are you in path of solution?
What is needed to do? I know that protocol, I do tv graphics for games with different timers and I know the swiss timing protocol. When is this needed? and for what sport